{"product_id":"kooks-19-20-ram-1500-sxt-o2-extension-harness","title":"Kooks 19-20 Ram 1500 SXT O2 Extension Harness","description":"\u003ch4\u003e\u003cstrong\u003ePerformance Engineered in the USA: Proven Gains for Street and Track Builds\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe Kooks CAS-109264 8-inch front oxygen sensor extension harness solves the common wiring reach issue when installing long-tube headers on 2019 and 2020 Ram 1500 trucks with the 5.7L HEMI V8, providing a plug-and-play 5-pin connection that repositions the upstream O2 sensor precisely for accurate air-fuel monitoring and ECU calibration without triggering check engine lights or lean\/rich codes.\u003c\/p\u003e\n\u003cp\u003eBuilt from high-temperature shielded wiring with OEM-style connectors rated over 1,200°F, this extension maintains signal integrity under extreme exhaust heat and vibration from high-RPM operation. The 8-inch length offers the exact reach needed for Kooks long-tube headers without excess slack that could cause chafing or shorts.\u003c\/p\u003e\n\u003cp\u003eFor Ram 1500 owners upgrading to aftermarket headers who need a simple, reliable O2 relocation solution, the CAS-109264 harness delivers the essential wiring bridge for seamless installation and flawless engine management.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e8-inch length for precise front O2 sensor relocation\u003c\/li\u003e\n\u003cli\u003e5-pin OEM-style connectors for plug-and-play fitment\u003c\/li\u003e\n\u003cli\u003eHigh-temperature shielded wiring rated over 1,200°F\u003c\/li\u003e\n\u003cli\u003eVibration-resistant construction for track durability\u003c\/li\u003e\n\u003cli\u003eMaintains accurate air-fuel ratio readings and ECU function\u003c\/li\u003e\n\u003cli\u003eDirect replacement for lost or damaged extensions in header kits\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eFront upstream sensor extension only and rear requires separate harness\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for Kooks header installations on 2019 and 2020 Ram 1500 5.7L\u003c\/li\u003e\n\u003cli\u003eInspect connections regularly to prevent heat damage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCalifornia Proposition 65:\u003c\/strong\u003e Contains chemicals known to the State of California to cause cancer or reproductive harm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWarranty:\u003c\/strong\u003e Limited lifetime against manufacturing defects to original purchaser.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eLocate factory O2 harness and unplug sensor connector\u003c\/li\u003e\n\u003cli\u003eRoute extension harness to new sensor location avoiding exhaust heat\u003c\/li\u003e\n\u003cli\u003ePlug into OEM harness and sensor and hand-tight, secure with zip ties\u003c\/li\u003e\n\u003cli\u003eClear any codes and perform drive cycle for ECU relearn\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eThis Part Fits\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eSubmodel\/Engine\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2019 and 2020\u003c\/td\u003e\n\u003ctd\u003eRam\u003c\/td\u003e\n\u003ctd\u003e1500\u003c\/td\u003e\n\u003ctd\u003eAll 5.7L HEMI V8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eNote: Front upstream O2 extension for Kooks header kits on 2019 and 2020 Ram 1500 5.7L. Verify connector type.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch4\u003eWhat's Included in the Purchase\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e(1) 8-Inch 5-Pin Oxygen Sensor Extension Harness\u003c\/li\u003e\n\u003cli\u003ePart Number: Kooks CAS-109264\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eWhy Choose Kooks?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eOver 60 years of championship-winning exhaust engineering\u003c\/li\u003e\n\u003cli\u003ePrecision wiring components tested in 1,000+ HP builds\u003c\/li\u003e\n\u003cli\u003eLimited lifetime warranty and expert installation support\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Is this for front or rear O2 sensors?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Front upstream only and rear requires different harness\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Will it work with non-Kooks headers?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, fits any 2019 and 2020 Ram 1500 5.7L header with 5-pin O2 relocation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Does it affect tuning?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No, maintains OEM signal quality for accurate ECU readings\u003c\/li\u003e\n  \u003cli\u003e\n    \u003cstrong\u003eDo Kooks headers require a tune after installation?\u003c\/strong\u003e\u003cbr\u003e\n    Yes. A professional tune is strongly recommended after installing long tube headers. The significant improvement in exhaust flow changes air fuel ratios and requires ECM recalibration to achieve optimal power output and safe operation.\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003cstrong\u003eWill these headers void my factory powertrain warranty?\u003c\/strong\u003e\u003cbr\u003e\n    Under the Magnuson-Moss Warranty Act, a manufacturer cannot void your vehicle warranty simply because you installed an aftermarket part unless they prove the component directly caused the failure. Consult your dealer for specifics on your situation.\n  \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Do these Kooks headers require a tune after installation? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes. A professional tune is strongly recommended after installing long tube headers. The significant improvement in exhaust flow changes air fuel ratios and requires ECM recalibration to achieve optimal power output and safe operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Will Kooks headers void my factory powertrain warranty? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Under the Magnuson-Moss Warranty Act, a manufacturer cannot void your vehicle warranty simply because you installed an aftermarket part unless they prove the component directly caused the failure in question. Consult your dealer for specifics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What warranty does Kooks provide? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Kooks products are backed by a limited lifetime warranty to the original purchaser against defects in materials and workmanship. Racing and competition use applications may have specific warranty exclusions. Contact Kooks Performance directly for warranty details.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eShipping \u0026amp; Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e UPS or Fed Ex Ground.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e Typically ships same day or next if in stock.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Anti-static bag in protective box.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kooks Headers","offers":[{"title":"Default Title","offer_id":41193692102735,"sku":"KSHCAS-109264","price":27.68,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/products\/kooks-cas109264-harness_01.jpg?v=1764192793","url":"https:\/\/www.blackopsautoworks.com\/products\/kooks-19-20-ram-1500-sxt-o2-extension-harness","provider":"Black Ops Auto Works","version":"1.0","type":"link"}