--- product_id: 1739868 title: "Add An Amp Amplifier Adapter Interface to Factory OEM Car Stereo Radio System for select Toyota Scion Subaru Vehicles- Add Subwoofer Bass Amp etc.- No Factory Premium Amp- Vehicles listed below" brand: "install bay" price: "₱6784" currency: PHP in_stock: true reviews_count: 8 category: "Install Bay" url: https://www.desertcart.ph/products/1739868-add-an-amp-amplifier-adapter-interface-to-factory-oem-car store_origin: PH region: Philippines --- # Plug & play, no cutting RCA + remote power wire Adjustable gain output Add An Amp Amplifier Adapter Interface to Factory OEM Car Stereo Radio System for select Toyota Scion Subaru Vehicles- Add Subwoofer Bass Amp etc.- No Factory Premium Amp- Vehicles listed below **Brand:** install bay **Price:** ₱6784 **Availability:** ✅ In Stock ## Summary > 🎵 Upgrade your factory sound—because your ride deserves to be heard! ## Quick Answers - **What is this?** Add An Amp Amplifier Adapter Interface to Factory OEM Car Stereo Radio System for select Toyota Scion Subaru Vehicles- Add Subwoofer Bass Amp etc.- No Factory Premium Amp- Vehicles listed below by install bay - **How much does it cost?** ₱6784 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/1739868-add-an-amp-amplifier-adapter-interface-to-factory-oem-car) ## Best For - install bay enthusiasts ## Why This Product - Trusted install bay brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Precision Bass Control:** Adjustable gain lets you fine-tune your subwoofer’s punch without distortion. - • **Compact & Durable Build:** Made with rugged ABS material, this adapter fits discreetly behind your dash for a sleek install. - • **No Factory Amp? No Problem!:** Designed exclusively for non-amplified factory systems—bring premium bass to your stock stereo. - • **Seamless Plug & Play Installation:** Skip the splicing—connect directly to your factory radio for a clean, professional setup. - • **Tailored for Toyota & Scion Classics:** Compatible with 20+ years of Toyota, Scion, and Subaru models—upgrade your ride’s sound effortlessly. ## Overview The Install Bay Add An Amp Amplifier Adapter Interface is a plug-and-play solution designed to add a subwoofer bass amplifier to factory non-amplified Toyota, Scion, and Subaru stereo systems. It provides RCA outputs and a remote turn-on wire, features adjustable gain for precise bass control, and installs cleanly without cutting or splicing factory wiring. Compatible with a wide range of models from 1986 to 2020, this durable ABS adapter transforms your stock audio into a powerful sound experience. ## Description Use this adapter to make your installation of a subwoofer bass amplifier to the factory system faster with a cleaner install. Use this plug and play adapter so you don't have to cut or splice into the factory wiring. Provides RCA output and a power wire for the remote amplifier turn on connection. Adjustable gain output. Not compatible with factory amplified stereo systems. Only works with factory non-amplified systems (no JBL/Synthesis, Bose, etc.). Connection is done at back of radio. No Factory external amp (no JBL, Bose, etc)- Compatible Vehicles: Made for Toyota: Made for 2017-2020 Toyota 86, 1988 - 2017 4-Runner, 1987 - 2017 Camry, 1986 - 2006 Celica, 1987 - 2019 Corolla, 1 2007 - 2014 FJ Cruiser, 2001 - 2016 Highlander,2001 - 2018 Prius, 1996 - 2016 RAV4, 2001 - 2016 Sequoia, 1998 - 2016 Sienna, 1995-2019 Tacoma, 2000 - 2019 Tundra, 1987 - 1990 Van, 2009 - 2015 Venza, 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 Yaris Review: What i needed - Worked perfectly for my 2019 legacy for installing a aftermarket sub, didnt use the converter but still good bulid quality and made splicing into my sound system without cutting factory wiring a piece of cake Review: Fit, plug & Play - Fit perfect for my 2019 toyota tacoma sr base model. Plugged into my old rockaville base easy plug and play. Make sure you have correct stereo i ordered another one before this one and the other didn't fit ## Features - Use this adapter to make your installation of a subwoofer bass amplifier to the factory system faster with a cleaner install. Use this plug and play adapter so you don't have to cut or splice into the factory wiring. Provides RCA output and a power wire for the remote amplifier turn on connection. Adjustable gain output. - Not compatible with factory amplified stereo systems. Only works with factory non-amplified systems (no JBL/Synthesis, Bose, etc.). Connection is done at back of radio. No Factory external amp (no JBL, Bose, etc) - Compatible Vehicles: Made for Toyota: Made for 2017-2020 Toyota 86, 1988 - 2017 4-Runner, 1987 - 2017 Camry, 1986 - 2006 Celica, 1987 - 2019 Corolla, 1 2007 - 2014 FJ Cruiser, 2001 - 2016 Highlander,2001 - 2018 Prius, 1996 - 2016 RAV4, 2001 - 2016 Sequoia, 1998 - 2016 Sienna, 1995-2019 Tacoma, 2000 - 2019 Tundra, 1987 - 1990 Van, 2009 - 2015 Venza, 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 Yaris ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00CQUL240 | | Best Sellers Rank | #626 in Car Audio & Video Wiring Harnesses | | Brand | Install Bay | | Brand Name | Install Bay | | Cable Type | RCA | | Connector Type | RCA | | Customer Reviews | 4.5 out of 5 stars 837 Reviews | | Item Dimensions | 7 x 7 x 3 inches | | Item dimensions L x W x H | 7 x 7 x 3 inches | | Manufacturer | AudioBaxics | | Material | Acrylonitrile Butadiene Styrene | | Material Type | Acrylonitrile Butadiene Styrene | | Model | AA-1761 | | Number of Items | 1 | | Part Number | AA1761Toy | | Unit Count | 1 Count | ## Product Details - **Brand:** Install Bay - **Connector Type:** RCA - **Item Weight:** 0.2 Kilograms - **Item dimensions L x W x H:** 7 x 7 x 3 inches - **Material:** Acrylonitrile Butadiene Styrene ## Images ![Add An Amp Amplifier Adapter Interface to Factory OEM Car Stereo Radio System for select Toyota Scion Subaru Vehicles- Add Subwoofer Bass Amp etc.- No Factory Premium Amp- Vehicles listed below - Image 1](https://m.media-amazon.com/images/I/71397f3RkhL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ What i needed *by A***O on September 3, 2026* Worked perfectly for my 2019 legacy for installing a aftermarket sub, didnt use the converter but still good bulid quality and made splicing into my sound system without cutting factory wiring a piece of cake ### ⭐⭐⭐⭐⭐ Fit, plug & Play *by O***R on January 21, 2026* Fit perfect for my 2019 toyota tacoma sr base model. Plugged into my old rockaville base easy plug and play. Make sure you have correct stereo i ordered another one before this one and the other didn't fit ### ⭐⭐⭐⭐⭐ Perfect *by R***M on October 11, 2025* It works amazing on my 2020 tundra non JBL. Easy plug and play from factory amp(no need to remove head-unit is a plus). --- ## 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.ph/products/1739868-add-an-amp-amplifier-adapter-interface-to-factory-oem-car](https://www.desertcart.ph/products/1739868-add-an-amp-amplifier-adapter-interface-to-factory-oem-car) --- *Product available on Desertcart Philippines* *Store origin: PH* *Last updated: 2026-10-05*