Kooks O2 sensor extension kit — sized for the 2009-2023 Ram 1500 Classic chassis and HEMI sensor harness. Extension harnesses are included in header kits where needed — this part number should only be ordered as a replacement.
Fits 2009-2023 Ram 1500 Classic with the 5.7L HEMI.
Made for Kooks Headers & Exhaust — the same company that has been hand-building stainless headers and exhaust systems in Statesville, NC since 1962.
Includes two (2) 6" extension harnesses (4-pin).
