Rainbow Audio TSL/MD3/100FS Tesla Model 3 Full Set Package - Premium Audio Upgrade System
Professionally Maintained Demo Units
Every demo unit has been carefully maintained by our certified technicians. These aren't customer returns or damaged goods - they're the same high-quality equipment we've used to demonstrate premium sound to our customers for years.
Pre-Tested & Verified
Unlike typical clearance sales, every item has been tested and verified by our technical team. We stand behind the quality of our relocation inventory.
Everything Must Go Pricing
These aren't regular sale prices - this is genuine "moving warehouse" pricing. Discounts you simply won't find under normal retail circumstances.
Trade Show Display Models
Many items are pristine display models from major audio trade shows - equipment that's been seen but never installed. These pieces often include special editions or limited releases not available through regular retail channels.
Rainbow TSL/MD3/100FS – Tesla Model 3 Full-Set Package
Premium Integration System | Plug & Play Installation | German Engineering Excellence | 3 Version Compatibility (2020/2021/2022)
Vehicle-Specific Engineered Solution: This is not a universal speaker "upgrade"—this is a complete Tesla Model 3-specific audio system engineered by Rainbow Audio's German acoustics team. Every component is custom-designed for Model 3 interior acoustics, with plug-and-play connectors that integrate seamlessly with your Tesla's factory wiring. Three distinct versions available covering 2020, 2021, and 2022 Model 3 variants, ensuring perfect compatibility with your specific vehicle year and factory audio configuration.
System Overview: Complete Audio Transformation
What's Included in the TSL/MD3/100FS Package
Rainbow's Tesla-Specific Line (TSL) represents the culmination of German electroacoustic engineering applied to electric vehicle audio challenges. Unlike conventional aftermarket systems that adapt generic components to Tesla installations, the TSL series was designed from the ground up for Model 3's unique acoustic environment, electromagnetic interference characteristics, and installation constraints.
Complete System Components:
- 10" Dual Voice Coil Subwoofer: 160W peak power per coil (320W total), 2+2Ω impedance, non-pressed paper cone in custom ABS/fiber enclosure designed for Model 3 trunk geometry
- 1" Silk Dome Tweeters (Pair): 20W peak power, 4Ω impedance, designed for factory tweeter locations with improved high-frequency extension and dispersion
- L10.1 DSP Amplifier: 8-channel high-level input, 8×50W + 2×150W + 1×300W output configuration, 20Hz-20kHz frequency response, ≥90dB signal-to-noise ratio, ≤0.01% THD
- Vehicle-Specific Wiring Harnesses: Plug-and-play connectors matching your Model 3 year (2020/2021/2022), no wire cutting or splicing required
- Tesla Integration Module: High-level input adapter with 107Ω impedance matching for seamless factory head unit integration
- Mounting Hardware & Documentation: All brackets, fasteners, and installation instructions specific to your Model 3 variant
Total System Power: 340W peak (170W RMS continuous), distributed intelligently across frequency bands to deliver reference-grade sound quality without thermal compression or distortion artifacts that plague universal systems pushed beyond their design limits in Tesla's acoustically challenging cabin.
Three Versions for Model 3 Factory Audio Variations
Tesla modified Model 3's factory audio system multiple times between 2020-2022, changing speaker locations, amplifier configurations, and wiring harnesses. Rainbow engineered three distinct TSL/MD3/100FS versions to ensure perfect compatibility regardless of your specific Model 3 variant.
Version-Specific Part Numbers:
- Part No. 280109 (2020 Model 3): Compatible with early 2020 production vehicles featuring 14-speaker premium audio or 8-speaker standard audio. Harness accommodates original subwoofer location in trunk floor.
- Part No. 280078 (2021 Model 3): Designed for mid-production vehicles with revised amplifier location and modified center console speaker configuration. Most common variant for 2021 model year.
- Part No. 280107 (2022 Model 3): Engineered for late-production vehicles with updated wiring topology and relocated B-pillar speakers. Accommodates 2022-specific connector pinouts.
Critical Compatibility Note: Tesla's production changes don't always align with model year designations—vehicles built in late 2020 may use 2021 configurations, while early 2022 builds might require 2021 harnesses. When ordering, verify your production date (visible on door jamb sticker) and existing factory amplifier location to ensure correct version selection. If uncertain, contact us with your VIN for version verification.
All three versions deliver identical acoustic performance—the differences are purely electrical and mechanical integration. You're not sacrificing sound quality with any variant; you're simply ensuring the system integrates correctly with your specific vehicle's factory electronics.
Technical Specifications: L10.1 DSP Amplifier
DSP Architecture: Why It Matters for Tesla Integration
The L10.1 DSP amplifier represents Rainbow's solution to Tesla-specific audio challenges that universal amplifiers cannot address. Electric vehicles present unique obstacles: high-frequency electromagnetic interference from motor inverters, battery management systems generating audible noise on power rails, and factory head units outputting non-standard signal levels.
DSP Features Engineered for Tesla Environment:
- High-Level Input Topology: 107Ω input impedance designed specifically for Tesla's factory amplifier output characteristics—prevents impedance mismatch that causes frequency response irregularities in universal adapters
- EMI Filtering: Digital noise rejection algorithms eliminate motor inverter whine (the characteristic high-pitched tone audible in many Tesla aftermarket audio installations using conventional amplifiers)
- Cabin Acoustic Compensation: Pre-programmed DSP tuning accounts for Model 3's glass roof, minimalist interior surfaces, and lack of traditional sound deadening—delivers balanced tonality in acoustically reflective environment
- Time Alignment Optimization: Digital delay correction ensures sound from all speaker locations arrives simultaneously at driver position despite Model 3's unconventional speaker placement geometry
- Dynamic Range Optimization: 90dB signal-to-noise ratio preserves quiet musical passages at low volume while preventing clipping during transient peaks—critical for revealing detail in high-resolution streaming audio
The ≤0.01% THD specification deserves particular attention: this represents distortion levels 10-20× lower than typical aftermarket amplifiers. At moderate listening levels, the L10.1's amplifier stages contribute effectively zero audible distortion—what you hear is purely speaker performance and cabin acoustics, not electronic artifacts masking musical detail.
10" Subwoofer: Extended Bass for Electric Vehicles
Non-Pressed Paper Cone Technology
Rainbow's 10" subwoofer employs traditional non-pressed paper cone construction—a deliberate engineering choice that prioritizes transient accuracy over maximum SPL output. Unlike injection-molded polypropylene cones common in universal subwoofers, non-pressed paper maintains internal damping characteristics that eliminate the resonant "boom" plaguing one-note bass reproduction.
Why 83dB Sensitivity Matters: This specification appears low compared to SPL-focused subwoofers (90-95dB typical), but it's intentional. Lower sensitivity indicates tighter suspension compliance and heavier moving mass—characteristics that improve transient response and bass articulation at the expense of maximum output. The L10.1 amplifier's 300W subwoofer channel compensates for sensitivity, delivering 107dB peak SPL in-cabin—sufficient for reference-level bass reproduction without the "loose" bass character of high-efficiency designs.
Dual Voice Coil Configuration: The 2+2Ω topology enables flexible wiring options (1Ω parallel, 4Ω series, or 2Ω independent operation). The TSL system connects coils in parallel for 1Ω final impedance, maximizing power transfer from the L10.1's subwoofer channel. This configuration also improves thermal dissipation—voice coil heat spreads across two independent coils rather than concentrating in a single larger coil.
Custom Enclosure Integration for Model 3 Trunk
The subwoofer enclosure represents Rainbow's solution to Model 3's challenging trunk geometry. Unlike traditional sedans with expansive trunk volumes, Model 3's liftback design and under-floor storage compartments leave minimal space for conventional sealed or ported enclosures.
Enclosure Engineering Highlights:
- ABS/Fiber Composite Construction: Lightweight rigid material eliminates panel resonances that color bass response. Unlike MDF that absorbs moisture and warps over time, composite construction maintains dimensional stability across temperature extremes
- Tesla-Specific Mounting: Enclosure shape contours to Model 3 trunk floor topography, utilizing dead space behind wheel wells and trim panels. Installation preserves factory carpet and doesn't compromise cargo capacity
- Sealed Acoustic Suspension Design: Provides critically damped transient response—bass notes start and stop precisely with source material rather than "ringing" after the signal ends. Essential for reproducing electronic music with rapid bass transients
- Internal Volume Optimization: Enclosure cubic volume tuned to subwoofer's Thiele-Small parameters for optimal Qtc (total Q factor). Achieves 33Hz low-frequency extension without sacrificing transient accuracy
- Thermal Management: Ventilation channels allow voice coil heat dissipation without audible air noise. Prevents thermal compression during extended high-output operation
The 33Hz-600Hz frequency response requires explanation: conventional subwoofers operate to approximately 80-100Hz before crossover to midrange drivers. Rainbow extends the subwoofer's upper range to 600Hz (into lower midrange territory) to compensate for Model 3's small factory door speakers lacking midbass capability. This overlapping crossover strategy fills the 60-250Hz "midbass gap" that compromises vocal reproduction and instrumental body in many Tesla audio upgrades.
Silk Dome Tweeters: Extended High-Frequency Refinement
Natural Silk vs. Synthetic Materials
Rainbow's 1" silk dome tweeters replace Model 3's factory tweeters with natural fiber diaphragms offering superior damping characteristics compared to aluminum, titanium, or synthetic polymer domes common in aftermarket systems.
Silk Dome Acoustic Advantages:
- Internal Damping: Natural silk fibers exhibit self-damping characteristics that prevent resonant peaks above 20kHz. Aluminum and titanium domes "ring" at ultrasonic frequencies, generating intermodulation distortion products audible in the high treble (15-20kHz)
- Smooth Frequency Response: Silk's compliance prevents abrupt resonances and "breakup modes" that create tonal coloration. High frequencies reproduce with natural timbre rather than the metallic "etch" characteristic of hard dome materials
- Wide Dispersion Pattern: Silk's lower stiffness maintains pistonic motion to higher frequencies, preventing beaming (directional narrowing) that occurs when metal domes transition to breakup modes. Ensures consistent tonality across wide listening area
- Fatigue-Free Listening: The absence of resonant peaks eliminates listening fatigue during extended sessions. You can enjoy music at elevated volumes without the harshness that forces volume reduction after 30-45 minutes
- Temperature Stability: Unlike synthetic polymers that soften at elevated temperatures (changing resonance frequency), silk maintains consistent performance across -40°C to +85°C operating range
Power Handling Context: The 10W RMS specification appears modest, but tweeters require minimal power—10 watts into a 90dB-sensitive tweeter produces 100dB SPL at 1 meter. The L10.1 amplifier's 50W channels vastly exceed tweeter thermal limits, making proper crossover implementation critical. Rainbow's DSP includes tweeter protection limiting that prevents amplifier clipping from damaging voice coils during transient peaks.
Rainbow Audio Heritage: German Engineering Since 1984
Paul Jelko: Founder and Electroacoustics Engineer
Rainbow Audio was founded in 1984 by Paul Jelko, an electroacoustics expert who recognized that automotive audio systems of the era delivered unacceptably poor sound quality compared to home hi-fi equipment. While home loudspeaker manufacturers focused on flat frequency response and low distortion, car audio brands prioritized maximum volume and visual aesthetics—sacrificing acoustic performance for marketing appeal.
Jelko's vision: apply home audio engineering principles to automotive environments. Rather than adapting home speakers for car installation (which fails due to different acoustic loading and power requirements), Rainbow would design ground-up automotive-specific drivers engineered to match home hi-fi tonal accuracy despite automotive constraints.
Rainbow Timeline: Four Decades of Innovation
- 1984: Paul Jelko founds Rainbow Audio in Bad Mergentheim, Germany (headquarters location for 41+ years)
- 1989-1995: Germanium Line component speakers establish Rainbow's reputation for natural tonality and competition-grade imaging
- 1996-2005: Profi Line (Professional Line) components dominate European sound quality competitions—EMMA championships validate engineering approach
- 2006-2015: OEM integration systems begin appearing in European luxury vehicles (Mercedes-Benz, BMW, Audi) as factory upgrade options
- 2016-2019: Development of vehicle-specific integration systems accelerates—custom solutions for BMW 3-series, Mercedes C-class, and other platforms
- 2020-Present: TSL (Tesla-Specific Line) launched to address electric vehicle audio challenges, recognizing Tesla's unique requirements demand purpose-built solutions
Today, Rainbow maintains engineering and manufacturing operations in Germany, continuing Jelko's founding philosophy that automotive audio need not compromise on sound quality. While many heritage German brands have outsourced production to reduce costs, Rainbow preserves German engineering and quality control—ensuring every component meets exacting specifications before leaving the facility.
EMMA Competition Heritage and EISA Award Recognition
Unlike American car audio culture emphasizing SPL (sound pressure level) competitions, European enthusiasts prioritize EMMA (European Mobile Media Association) sound quality judging—objective measurements of frequency response accuracy, soundstage geometry, and tonal neutrality.
Rainbow components consistently appear in championship-winning EMMA competition vehicles. Multiple European champions rely on Germanium Line and Profi Line speakers to achieve the ruler-flat frequency response and precise imaging required for 90+ point scores under EMMA's rigorous judging criteria.
Industry Recognition:
- EISA Award Winner: Rainbow's Germanium GL-C6.2 component system received the prestigious EISA (European Imaging and Sound Association) Award for "European In-Car Speaker System." EISA awards recognize exceptional audio products through evaluation by 60+ European media outlets representing 29 countries
- EMMA Championship Pedigree: Rainbow drivers power multiple EMMA European Finals championship vehicles, validating their performance under objective judging standards rather than subjective marketing claims
- Professional Installer Choice: European custom installation shops consistently choose Rainbow for high-end builds requiring measurable performance documentation—frequency response plots and distortion measurements back up sonic impressions
Paul Jelko and Rainbow's engineering team received EISA recognition specifically for their work on the Germanium series—the judges praised Rainbow's ability to deliver "natural tonal balance and spatial precision" typically associated with home hi-fi loudspeakers. This validation from industry experts confirms Rainbow's engineering philosophy translates to measurable, audible performance improvements rather than merely subjective preferences.
Plug-and-Play Installation: No Cutting, No Splicing, No Compromises
Vehicle-Specific Integration Philosophy
The defining characteristic of the TSL/MD3/100FS system: complete plug-and-play integration with zero wire cutting or modification. Every electrical connection uses factory-style connectors that mate with Model 3's existing wiring harnesses—installation simply requires unplugging factory components and connecting Rainbow replacements.
Installation Process Overview:
- Step 1 – Tweeter Replacement (30 minutes): Remove factory A-pillar or sail panel trim, disconnect factory tweeter connector, connect Rainbow tweeter to harness, reinstall trim. No wiring modification required
- Step 2 – Amplifier Installation (45 minutes): Mount L10.1 DSP amplifier in trunk side panel area, connect high-level input harness to factory amplifier output, route power cable to 12V battery. Amplifier location chosen for optimal thermal management and minimal cable runs
- Step 3 – Subwoofer Installation (60 minutes): Position custom enclosure in trunk, secure with provided mounting brackets, connect speaker cables to amplifier outputs. Enclosure shape utilizes dead space without compromising cargo capacity
- Step 4 – DSP Configuration (15 minutes): Connect laptop or smartphone to amplifier via USB, load Tesla Model 3-specific DSP preset, fine-tune if desired. Rainbow provides pre-configured tuning eliminating need for advanced DSP knowledge
Total Installation Time: Approximately 2.5-3 hours for competent DIY enthusiasts with basic hand tools. Professional installation shops typically complete installation in 2 hours due to familiarity with Model 3 trim removal procedures. Compare this to universal systems requiring 6-8 hours for custom wiring fabrication, amplifier mounting location determination, and iterative DSP tuning.
Reversibility Advantage: Because no factory wiring is cut or modified, the TSL system can be completely removed and Model 3 returned to stock configuration in approximately 90 minutes. This preserves resale value for lease returns or future vehicle sales—prospective buyers won't penalize "modified" audio systems when installation leaves zero evidence of alteration.
Tesla Factory Integration Considerations
Installing aftermarket audio in Tesla vehicles presents unique challenges that conventional vehicle integration approaches cannot address. Rainbow engineered the TSL system specifically to overcome these obstacles.
Tesla-Specific Integration Challenges Solved:
- Over-the-Air Software Updates: Tesla regularly deploys OTA updates modifying head unit behavior, volume curves, and audio processing. The L10.1's high-level input topology remains compatible regardless of factory software changes—no "audio system stopped working after update" failures
- Warranty Preservation: Plug-and-play installation with zero wire cutting ensures Tesla service centers cannot void warranty claims based on "modified electrical systems." Removal before service appointments eliminates evidence of aftermarket components
- 12V Battery Load Management: Tesla's 12V auxiliary battery differs from conventional automotive batteries—it's continuously charged from the high-voltage pack rather than alternator-based charging. The L10.1's efficient Class-D amplifier topology draws minimal idle current, preventing 12V battery depletion during extended parking periods
- Electromagnetic Compatibility: Tesla's motor inverter, battery management system, and high-voltage DC-DC converter generate electrical noise across wide frequency spectrum. Rainbow's DSP filtering eliminates inverter whine without degrading audio quality—you hear music, not motor noise
- Cabin Acoustic Compensation: Model 3's glass roof and minimalist interior create highly reflective acoustic environment. The pre-programmed DSP tuning applies equalization and time alignment corrections optimized for this specific cabin geometry
These Tesla-specific considerations explain why universal amplifiers and generic speaker upgrades often disappoint: they're not engineered for electric vehicle environments. The TSL system represents Rainbow's recognition that Tesla integration demands purpose-built solutions rather than adapted conventional products.
Performance Expectations: Quantifying the Upgrade
Factory Audio Limitations and TSL Solutions
Model 3's factory audio system varies significantly by trim level and production year. Base audio systems (standard range models) include 8-14 speakers without dedicated amplifier or subwoofer. Premium audio systems (long range and performance models) feature 14-17 speakers with amplifier and small subwoofer. Both configurations exhibit limitations addressable through TSL system installation.
Factory Audio Limitations Identified:
- Insufficient Midbass Output (60-250Hz): Factory door speakers measure 4" diameter—too small for meaningful midbass reproduction. Male vocal fundamentals and kick drum impact lack body and weight. TSL subwoofer extends to 600Hz specifically to fill this gap
- Limited Low-Frequency Extension: Premium audio's subwoofer rolls off around 50-55Hz, eliminating sub-bass content in electronic music and film soundtracks. TSL 10" subwoofer extends to 33Hz, revealing bass frequencies factory system cannot reproduce
- Compressed Dynamic Range: Factory amplification provides approximately 75-80W total system power. At elevated listening levels (90+ dB SPL), amplifier clipping compresses dynamic peaks. TSL system's 700W peak power eliminates compression artifacts
- Unbalanced Tonal Character: Factory tuning emphasizes upper midrange (2-4kHz) for perceived "clarity" at low volumes. At moderate-to-high volumes, this tuning creates listening fatigue. TSL DSP's neutral frequency response eliminates tonal coloration
- Poor Soundstage Imaging: Factory speakers positioned in doors and dashboard create diffuse, non-localized soundstage. Vocals appear vaguely "somewhere in front" rather than center-focused. TSL time alignment corrections create precise center imaging
Quantified Improvements:
- Frequency Response: Factory system: 55Hz-18kHz (±8dB). TSL system: 33Hz-25kHz (±3dB)—significantly flatter response with extended bass and treble
- Maximum Clean Output: Factory system: approximately 95dB SPL before audible distortion. TSL system: 107dB SPL clean—sufficient for concert-level listening without strain
- Dynamic Range: Factory amplifier headroom: ~6dB. TSL amplifier headroom: 15dB—transient peaks (drum hits, orchestral crescendos) reproduce without compression
- Distortion at 90dB SPL: Factory system: 2-3% THD typical. TSL system: <0.1% THD—20-30× lower distortion reveals musical detail previously masked
These aren't subjective impressions—they're measurable performance improvements quantifiable with calibrated microphones and audio analyzers. The TSL system doesn't just sound "better"—it performs objectively better across every relevant acoustic metric.
Source Material Considerations: Maximizing System Potential
The TSL system's performance capabilities exceed most owners' source material quality. Installing reference-grade audio components reveals limitations in compressed streaming audio, low-bitrate Bluetooth connections, and poorly mastered recordings.
Recommended Source Material Standards:
- Streaming Quality: Use Tidal HiFi (lossless FLAC), Apple Music Lossless, or Spotify Premium (320kbps AAC minimum). Standard Spotify (128-160kbps) reveals compression artifacts audible on TSL system
- Connection Method: Tesla's integrated streaming services provide highest quality (direct cellular connection bypassing Bluetooth compression). When using phone streaming, prefer Apple Music over Bluetooth—Tesla supports AAC codec providing better quality than standard SBC Bluetooth
- Recording Quality Matters: Well-mastered albums from audiophile labels (Reference Recordings, Chesky Records, 2L) demonstrate TSL system's resolution capabilities. Brick-wall compressed modern pop recordings sound louder but lack dynamic range to showcase system potential
- Volume Calibration: Most listeners set volume too high, causing amplifier clipping and speaker distortion. The TSL system achieves satisfying bass impact at moderate volume levels (60-75% maximum)—if you're exceeding 80% volume regularly, you're likely introducing distortion
The Paradox of High-Performance Audio: Installing the TSL system may initially disappoint if you continue using standard Spotify over Bluetooth. The improved resolution reveals compression artifacts and poor mastering previously masked by factory system's limitations. Upgrade your source material quality alongside the audio system—lossless streaming subscriptions cost $5-10/month and transform the listening experience as dramatically as component upgrades.
Value Proposition and Competitive Positioning
Complete System vs. Component Upgrades
The TSL/MD3/100FS represents a complete audio system solution rather than incremental component upgrades. Comparing pricing to individual speaker replacements misses the comprehensive engineering approach Rainbow employs.
What You're Getting:
- Engineering Investment: Rainbow's acoustic engineers spent thousands of hours modeling Model 3's cabin acoustics, measuring factory system response, and developing DSP compensation. This R&D investment is amortized across TSL system sales
- Component Integration: Subwoofer, tweeters, amplifier, and DSP are engineered as a matched system with optimized crossover points, power distribution, and frequency response. Mix-and-match component approaches rarely achieve this level of integration
- Plug-and-Play Convenience: Vehicle-specific wiring harnesses, mounting brackets, and installation documentation represent significant development cost—these aren't generic parts adapted to Model 3
- German Manufacturing Quality: Components manufactured to European quality standards with individual testing—not mass-production batch sampling quality control
- Pre-Configured DSP Tuning: Factory-installed DSP preset eliminates need for professional tuning services ($300-500 typical cost) or iterative DIY tuning experimentation
Competitive Alternatives Comparison:
- Alpine PSS-TSLA Series: Similar complete system approach with comparable pricing. Alpine leverages Japanese manufacturing efficiency but lacks Rainbow's 41-year car audio heritage and EMMA competition pedigree
- DIY Component Approach: Purchasing separate amplifier, DSP, subwoofer, and speakers from different manufacturers saves $200-400 upfront but requires custom wiring fabrication, mounting solutions, and professional DSP tuning—total installed cost often exceeds TSL system
- Universal Speaker Replacements: $500-800 spent on component speakers without amplification or subwoofer delivers marginal improvement—factory amplifier lacks power to properly drive aftermarket speakers, and missing subwoofer leaves bass reproduction inadequate
The TSL system's value proposition: complete transformation rather than incremental improvement, with plug-and-play convenience eliminating installation complexity and preserving vehicle warranty. You're paying for German engineering expertise applied to Tesla-specific challenges—expertise that universal products cannot replicate.
The Rainbow TSL Advantage
- Complete Tesla Model 3-Specific System: Custom-engineered for 2020/2021/2022 Model 3 variants with vehicle-specific wiring harnesses
- German Engineering Since 1984: 41 years of electroacoustic expertise from Rainbow founder Paul Jelko and engineering team
- Plug-and-Play Installation: Zero wire cutting or modification—complete system installs in 2.5-3 hours with basic hand tools
- 700W Total System Power: L10.1 DSP amplifier delivers 340W peak with ≤0.01% THD and ≥90dB signal-to-noise ratio
- 33Hz Low-Frequency Extension: 10" dual voice coil subwoofer in custom ABS/fiber enclosure reveals sub-bass factory system cannot reproduce
- Natural Silk Dome Tweeters: Superior damping characteristics eliminate metallic harshness common in aluminum/titanium tweeters
- EISA Award-Winning Heritage: Rainbow's Germanium series received European Imaging and Sound Association recognition
- EMMA Competition Pedigree: Components power multiple European sound quality championship vehicles
- Tesla-Specific DSP Tuning: Pre-configured acoustic compensation for Model 3's glass roof and reflective interior surfaces
- Warranty-Preserving Reversibility: Complete system removal returns Model 3 to factory configuration in 90 minutes
For Tesla Model 3 Owners Seeking Reference-Grade Audio: The Rainbow TSL/MD3/100FS represents German engineering excellence applied to electric vehicle audio challenges. This isn't a universal speaker "upgrade"—it's a complete Tesla-specific audio system engineered by Paul Jelko's team with 41 years of electroacoustic expertise. Whether you own a 2020, 2021, or 2022 Model 3, Rainbow provides the correct version for your vehicle's factory configuration, ensuring plug-and-play installation that preserves warranty coverage and resale value. Transform your Model 3's audio from adequate transportation appliance to reference-grade listening environment rivaling home hi-fi systems—without cutting a single factory wire.
Rainbow Audio TSL/MD3/100FS Tesla Model 3 Full Set Package - Premium Audio Upgrade System
Frequently Asked Questions
Are these items authentic, and why are the prices so low?
This sale includes demo units we've used for customer demonstrations since 2016, new-old-stock from discontinued product lines, display models from trade shows, and carefully curated inventory we've collected over nearly a decade. Most items include original packaging where available.
What types of items are included in the relocation sale?
Our relocation sale includes demo units we've used for customer demonstrations, new old stock from discontinued product lines, and display models from trade shows. All items are genuine products from top car audio brands - we're simply clearing inventory we can't take to our new location. Items range from amplifiers and speakers to processors and accessories accumulated over nearly 10 years at this location.
Do sale items come with manufacturer warranties?
Warranty coverage varies by item and condition. New old stock items typically include full manufacturer warranty if still valid. Demo and display items may have limited or no manufacturer warranty remaining. We clearly state warranty status in each product description. All sales are final on relocation sale items.
How does shipping work for relocation sale items?
We ship relocation sale items using the same careful packaging methods as our regular inventory. Shipping costs are calculated at checkout based on size and weight. For multiple item purchases, we'll combine shipping where possible to save you money. Large items like subwoofer boxes may require freight shipping with additional costs.
Can I return or exchange relocation sale items?
All relocation sale items are sold as-is with no returns or exchanges. We encourage local pickup customers to inspect items before purchasing. For shipped items, we provide detailed descriptions and photos. Since we're relocating, we cannot accommodate returns or warranty service after the sale period ends.