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The Kooks O2 extension harness is a 12-inch replacement harness with a 4-pin flat connector, made for 2019 Ram 1500 SXT O2 sensor applications. Supplied as the same extension used in Kooks header kits where needed, it serves as a replacement for damaged or missing extensions. Kooks notes a long history in high-performance exhaust manufacturing and that many products are handcrafted in the USA.
Kooks 19-20 Ram 1500 SXT O2 Extension Harness
