--- product_id: 5200000 title: "Metra Electronics 40-VW10 Factory Antenna to Aftermarket Radio Adapter for Select 1988-Up Audi/BMW/Mercedes/Smart Vehicles, Accessory" brand: "metra" price: "$17.64" currency: USD in_stock: true category: "Metra" url: https://www.desertcart.us/products/5200000-metra-electronics-40-vw10-factory-antenna-to-aftermarket-radio-adapter store_origin: US region: United States of America --- # Includes impedance-matching capacitor Factory antenna compatibility Male-to-female flat plug adapter Metra Electronics 40-VW10 Factory Antenna to Aftermarket Radio Adapter for Select 1988-Up Audi/BMW/Mercedes/Smart Vehicles, Accessory **Brand:** metra **Price:** $17.64 **Availability:** ✅ In Stock ## Summary > 📻 Upgrade your ride’s sound game without losing that factory edge! ## Quick Answers - **What is this?** Metra Electronics 40-VW10 Factory Antenna to Aftermarket Radio Adapter for Select 1988-Up Audi/BMW/Mercedes/Smart Vehicles, Accessory by metra - **How much does it cost?** $17.64 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/5200000-metra-electronics-40-vw10-factory-antenna-to-aftermarket-radio-adapter) ## Best For - metra enthusiasts ## Why This Product - Trusted metra brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Plug & Play Installation:** No complex wiring—just connect and enjoy premium sound instantly. - • **Lightweight & Durable Steel Build:** Engineered for longevity without adding bulk or weight to your setup. - • **Seamless Factory Antenna Integration:** Keep your original antenna working flawlessly with your new aftermarket radio. - • **Precision Fit for Select European Models:** Tailored for 1988-2005 Audi, BMW, Mercedes & Smart vehicles—no guesswork needed. - • **Impedance-Matched for Crystal Clear Signal:** Built-in capacitor ensures optimal radio reception without static or interference. ## Overview The Metra Electronics 40-VW10 adapter bridges your factory antenna to an aftermarket radio in select 1988-2005 European vehicles, including Audi, BMW, Mercedes, and Smart. Featuring a male-to-female flat plug design and an impedance-matching capacitor, it guarantees seamless signal transmission and easy installation, preserving your car’s original antenna performance with OEM-quality reliability. ## Description If you are replacing the radio in your vehicle, this antenna cable adapter ensures that you can continue to use your factory antenna. It is a simple yet necessary cable that adapts the vehicle’s original antenna cable to plug into an aftermarket radio with a male Motorola™ connector on one end and a female Volkswagen/Audi European-style connector on the other. ## Features - Factory Antenna to Aftermarket Radio Adapter - For select 1988-2005 Audi/BMW/Mercedes vehicles - Factory antenna with flat plug to aftermarket radio - A capacitor is included to match impedance - Some newer European radios also have capacitors that do not allow this adapter to work properly (try using 40-VW12) ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0002BESIM | | Best Sellers Rank | #276 in Car Audio & Video Antennas | | Brand Name | Metra | | Cable Type | 3.5mm auxiliary cable | | Color | Black | | Compatible Devices | Specific European vehicles, including certain models of Audi, BMW, Mercedes, and SMART cars | | Compatible Phone Models | No Compatible Phone Models | | Connector Gender | Male-to-Female | | Connector Type | Flat Plug | | Customer Package Type | Standard Packaging | | Customer Reviews | 4.6 4.6 out of 5 stars (1,152) | | Global Trade Identification Number | 00041114314799, 00086429007189, 00666672841053 | | Included Components | Volkswagen/Audi/Euro Aftermarket Radio to Antenna Adapter | | Indoor Outdoor Usage | Indoor, Outdoor | | Item Shape | Round | | Item Type Name | 1988-2005 Audi/BMW/Mercedes/VW Antenna Adapter - Flat Plug to Aftermarket Radio | | Item Weight | 0.04 Pounds | | Manufacturer | Metra Electronics Corp | | Maximum Voltage | 15 Volts | | Model | 40-VW10 | | Model Name | 40-VW10 | | Number of Items | 1 | | Number of Pins | 2 | | Other Special Features of the Product | Lightweight | | Outer Material | Steel | | Part Number | 40-VW10 | | Recommended Uses For Product | Enabling radio functionality during aftermarket car stereo installation in specific European vehicles | | Specification Met | Oem Quality | | UPC | 041114314799 666672841053 086429007189 999997198114 080000248541 617407388602 163121225209 | | Unit Count | 1.0 Count | | Warranty Description | 1 YEAR LIMITED MANUFACTURER WARRANTY | ## Product Details - **Brand:** Metra - **Cable Type:** 3.5mm auxiliary cable - **Compatible Devices:** Specific European vehicles, including certain models of Audi, BMW, Mercedes, and SMART cars - **Connector Type:** Flat Plug - **Special Feature:** Lightweight ## Images ![Metra Electronics 40-VW10 Factory Antenna to Aftermarket Radio Adapter for Select 1988-Up Audi/BMW/Mercedes/Smart Vehicles, Accessory - Image 1](https://m.media-amazon.com/images/I/41HUNpSYynL.jpg) ![Metra Electronics 40-VW10 Factory Antenna to Aftermarket Radio Adapter for Select 1988-Up Audi/BMW/Mercedes/Smart Vehicles, Accessory - Image 2](https://m.media-amazon.com/images/I/51iqwmHFWrL.jpg) ![Metra Electronics 40-VW10 Factory Antenna to Aftermarket Radio Adapter for Select 1988-Up Audi/BMW/Mercedes/Smart Vehicles, Accessory - Image 3](https://m.media-amazon.com/images/I/51NTIXch2tL.jpg) ## Frequently Bought Together - Metra Electronics 40-VW10 Factory Antenna to Aftermarket Radio Adapter for Select 1988-Up Audi/BMW/Mercedes/SMART Vehicles, accessory - Metra 70-1784 Radio Wiring Harness for Audi 88-99/Volkswagen 80-Up - Metra 99-6512 Single DIN/Double DIN Installation Kit for 2007-2008 Dodge Sprinter Vehicles black --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/5200000-metra-electronics-40-vw10-factory-antenna-to-aftermarket-radio-adapter](https://www.desertcart.us/products/5200000-metra-electronics-40-vw10-factory-antenna-to-aftermarket-radio-adapter) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-07-08*