Vehicle-Specific Plug Designed to Connect Directly to the Existing Wiring in the Vehicle with Ease! Steering Wheel Control Interface (SWC) The Aerpro CHAD3C Steering Wheel Control Interface (SWC) allows you to upgrade to an aftermarket headunit whilst maintaining the use of your factory steering wheel controls. Engineered to suit various Audi models with Concert, Symphony, or Chorus OEM headunits & Quadlock (40 Way) Connector, the interface will also maintain OEM amplified Bose systems, and non-digital amplified systems (the aftermarket headunit requires front & rear RCA pre-outs). The steering wheel control interface includes a harness fitted with a vehicle-specific plug designed to connect directly to the existing wiring in the vehicle with ease, no cutting of the factory wiring harness in the vehicle is required. Installation of the aftermarket headunit is simplified even further when paired with the optional Aerpro APP9 Headunit Secondary ISO Harness & SWC Patch Lead, which connects the aftermarket headunit and the Aerpro Steering Wheel Control Interface. This interface is CANBUS compatible and provides various outputs including Reverse Trigger, Park Brake, Speed Pulse, Illumination, and Amp Remote. Please Note: Steering Wheel Control Interfaces vary between models, to find the correct part for your vehicle use the Aerpro Vehicle Selector. A Steering Wheel Control Patch Lead is required to be used in conjunction with this part to enable Steering Wheel Controls to function (sold separately). The aftermarket headunit must be SWC compatible and Steering Wheel Control Functions may vary from the OEM Functions. To maintain OEM Bose Amplified System, the aftermarket headunit requires front & rear RCA pre-outs Features: Allows you to upgrade to an aftermarket headunit whilst maintaining the use of your factory steering wheel controls Increases driver safety by allowing you to keep your hands on the steering wheel and eyes on the road Supports OEM Phone Button when connected to compatible aftermarket Bluetooth headunits Compatible with OEM Bose & Half Amplified Systems (the aftermarket headunit requires front & rear RCA pre-outs) CAN-BUS integration compatible, no additional modules required for CAN-BUS vehicles Provides output feeds for the reverse trigger, park brake, speed pulse, illumination, and amp remote Fitted with a vehicle-specific plug (Quadlock 40-Way), no cutting of wires is required Recommended to be installed with an Aerpro APP9 Headunit Secondary ISO Harness & SWC Patch Lead (sold separately) Requires SWC patch lead to provide compatibility with the aftermarket headunit (sold separately) Specifications: Interface Type: CANBUS Patch Lead Type: C Phone Button Compatibility: Yes Voice Assistant Button Support: No Outputs: Reverse Trigger: Yes (Purple/White) Park Brake: Yes (Green) Speed Pulse: Yes (Pink) Illumination: Yes (Orange) AMP Remote: Yes must be connected to turn on the factory amplifier (Blue) OEM Amplified System: Yes (Bose & Half Amplified Systems – Not Digital Systems) Packaging Type: Side Blister Weight: 0.02kg Vehicle Compatibility: Audi A3 2003-2007 (8P) Audi A3 2006-2012 (8P) Audi A4 2001-2008 (B6, B7) Audi TT 2007 - 2014 (8J) Legendary Products & Support From Authorized Dealers When you choose Frankies BrandBeast, you're choosing quality and performance. But just as important as what you buy is where you buy it from. Here's why purchasing from an authorized dealer is always the right choice: ▸ Expert Knowledge & TrainingOnly authorized Frankies BrandBeast dealers are factory-trained to sell and install our products. They have the expertise to ensure your purchase is set up correctly and meets your expectations. ▸ Authorized Warranty ProtectionWe offer one of the best warranties in the industry, but only purchases made through authorized dealers are covered. Don’t be misled by unauthorized sellers who can’t provide genuine warranty support. ▸ Reliable Customer SupportIf you ever run into an issue, you’re backed by Frankies BrandBeast’s official manufacturer’s warranty. No need to deal with overseas returns—our local team takes care of everything quickly and efficiently. ▸ Protect Your InvestmentBuying from an authorized dealer ensures you’re getting genuine products, full warranty coverage, and expert support. Ask yourself—is saving a few bucks worth losing all that? Choose wisely. Buy from Frankies BrandBeast today!
