--- product_id: 483313711 title: "Michigan Motorsports Knock Sensor Adapter Harness | Fits 1997-2004 LS1/LS6 Cars to LS2/LS3 Knock Sensors" brand: "michigan motorsports" price: "¥5961" currency: JPY in_stock: true reviews_count: 2 category: "Michigan Motorsports" url: https://www.desertcart.jp/products/483313711-michigan-motorsports-knock-sensor-adapter-harness-fits-1997-2004-ls1 store_origin: JP region: Japan --- # 24" plug-and-play harness 1200°F heat-resistant wiring machine-crimped, tested connections Michigan Motorsports Knock Sensor Adapter Harness | Fits 1997-2004 LS1/LS6 Cars to LS2/LS3 Knock Sensors **Brand:** michigan motorsports **Price:** ¥5961 **Availability:** ✅ In Stock ## Summary > 🔥 Plug in Performance, Leave the Wiring Drama Behind! 🔌 ## Quick Answers - **What is this?** Michigan Motorsports Knock Sensor Adapter Harness | Fits 1997-2004 LS1/LS6 Cars to LS2/LS3 Knock Sensors by michigan motorsports - **How much does it cost?** ¥5961 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/483313711-michigan-motorsports-knock-sensor-adapter-harness-fits-1997-2004-ls1) ## Best For - michigan motorsports enthusiasts ## Why This Product - Trusted michigan motorsports brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Seamless Plug & Play:** No splicing or rewiring—just connect and go with your LS1/LS6 PCM harness. - • **Built for Extreme Heat:** Military-spec Teflon wiring and loom rated to withstand up to 1200°F under-hood conditions. - • **Upgrade Without the Hassle:** Supports LS2/LS3 dual-wire knock sensors without any harness modifications. - • **Precision-Crafted Reliability:** Machine-crimped terminals ensure zero false knock triggers and rock-solid signal integrity. - • **Perfect Fit for Classic LS Rides:** Specifically engineered for 1997-2004 LS1/LS6 Corvette, Camaro, and Firebird platforms. ## Overview The Michigan Motorsports Knock Sensor Adapter Harness is a 24-inch plug-and-play solution designed to connect LS2/LS3 dual-wire knock sensors to factory LS1/LS6 PCM harnesses without any rewiring. Built with military-grade Teflon wiring and a heat-resistant loom rated for up to 1200°F, it ensures durability in extreme under-hood environments. Each connection is machine-crimped and quality-checked for flawless signal integrity, making it the perfect upgrade for 1997-2004 LS1/LS6 Corvette, Camaro, and Firebird vehicles. ## Description Swap an LS2/LS3 knock sensor into an LS1 or LS6-powered vehicle without rewiring or gearhead headaches. This 24″ adapter harness from Michigan Motorsports lets you plug the dual-wire LS2/LS3 knock sensor directly into the stock LS1 PCM harness—ideal for EFI swaps, block upgrades, or performance builds. Built with high-temp, military-spec Teflon wire and heat-defended loom rated to 1200 °F, it delivers plug-and-play simplicity with the ruggedness to withstand extreme under-hood environments. Circuit tested and quality-checked for reliability. Perfect for Camaro, Firebird, Corvette, or custom LS projects. Review: perfect - as described Review: Oops - I have purchased parts from MMS several times, always high quality and proper fitment… however, there is a problem with mislabeling of the part… correct package, wrong part… returned twice and contacted MMS directly for the required part. Minor annoyance, Great company! ## Features - Plug-and-Play 24″ Harness – Fully compatible with factory LS1/LS6 PCM harness and LS2/LS3 dual-wire knock sensors—no splicing or rewiring required. - Built to Withstand Extreme Conditions – Features high-temp protective loom and wiring rated for under-hood environments up to 1200 °F—ideal for high-performance or track builds. - Crimped & Tested Connections – Each terminal is machine-crimped and QC’d to ensure rock-solid signal integrity and zero false knock triggers. - Compatible with LS1 Corvette & F-Body PCM Harnesses – Specifically designed for 1997–2004 LS1/LS6 Corvette, Camaro, and Firebird wiring systems. - Supports LS2/LS3 Knock Sensor Upgrades – Enables use of factory dual-wire knock sensors already fitted on LS2 and LS3 engine platforms without harness modification. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B099BS5GFB | | Best Sellers Rank | #136,447 in Automotive ( See Top 100 in Automotive ) #47 in Automotive Replacement Detonation Sensors | | Brand | Michigan Motorsports | | Brand Name | Michigan Motorsports | | Customer Reviews | 4.7 out of 5 stars 29 Reviews | | Included Components | (1) LS1/LS6 Car to LS2/LS3 Knock Sensor Adapter Harness | | Lower Temperature Rating | 1200 °F | | Manufacturer | Michigan Motorsports | | Model | G4200 | | Mounting Type | Flange Mount | | Number of Items | 1 | | Output Type | RCA | | Part Number | G4200 | | Style | Modern | | Style Name | Modern | | Unit Count | 1 Count | | Upper Temperature Rating | 1200 °F | ## Product Details - **Brand:** Michigan Motorsports - **Lower Temperature Rating:** 1200 °F - **Mounting Type:** Flange Mount - **Output Type:** RCA - **Style:** Modern ## Images ![Michigan Motorsports Knock Sensor Adapter Harness | Fits 1997-2004 LS1/LS6 Cars to LS2/LS3 Knock Sensors - Image 1](https://m.media-amazon.com/images/I/71NA2+yS4ZL.jpg) ![Michigan Motorsports Knock Sensor Adapter Harness | Fits 1997-2004 LS1/LS6 Cars to LS2/LS3 Knock Sensors - Image 2](https://m.media-amazon.com/images/I/61cl9V1bNFL.jpg) ![Michigan Motorsports Knock Sensor Adapter Harness | Fits 1997-2004 LS1/LS6 Cars to LS2/LS3 Knock Sensors - Image 3](https://m.media-amazon.com/images/I/61oNROnq3IL.jpg) ![Michigan Motorsports Knock Sensor Adapter Harness | Fits 1997-2004 LS1/LS6 Cars to LS2/LS3 Knock Sensors - Image 4](https://m.media-amazon.com/images/I/71xTW-JrzGL.jpg) ![Michigan Motorsports Knock Sensor Adapter Harness | Fits 1997-2004 LS1/LS6 Cars to LS2/LS3 Knock Sensors - Image 5](https://m.media-amazon.com/images/I/61XzsgXipyL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ perfect *by M***A on April 27, 2026* as described ### ⭐⭐⭐ Oops *by D***N on October 27, 2024* I have purchased parts from MMS several times, always high quality and proper fitment… however, there is a problem with mislabeling of the part… correct package, wrong part… returned twice and contacted MMS directly for the required part. Minor annoyance, Great company! ## Frequently Bought Together - Michigan Motorsports Knock Sensor Adapter for 1997-2004 LS1 LS6 Car to LS2 LS3 Knock Sensor - ACDelco GM Original Equipment 213-1576 Ignition Knock (Detonation) Sensor --- ## 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.jp/products/483313711-michigan-motorsports-knock-sensor-adapter-harness-fits-1997-2004-ls1](https://www.desertcart.jp/products/483313711-michigan-motorsports-knock-sensor-adapter-harness-fits-1997-2004-ls1) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-09-18*