Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best headers and complete exhaust systems for your street, race and off-road applications. We have won hundreds of championships and set countless records in the NHRA, IHRA, NMCA, NMRA, NASCAR, NASA, SCCA and many other racing organizations. Now with three generations of family leadership, we are proud to say that all of our products are handcrafted here in the USA and we are proud to still be independently owned and operated. And don't forget, "Get Kookin with KOOKS!"

O2 Extension Harness 2019 Ram 1) 12in. Extension Harness (4-Pin) Flat Connector. Oxygen Sensor Extension harnesses are included in Header kits where needed. This part number should only be ordered as a replacment for damaged or lost Oxygen Sensor Extensions.

O2 Extension Harness 2019 Ram 1) 12" Extension Harness (4-Pin) Flat Connector. Oxygen Sensor Extension harnesses are included in Header kits where needed. This part number should only be ordered as a replacment for damaged or lost Oxygen Sensor Extensions.

2019-2020 Ram 1500 SXT Big Horn Laramie Laramie Longhorn Limited Lone Star Rebel Sport Tradesman (Liter: 5.7/Engine(ci): 345/Cylinder: 8/Block: V/Bore(in): 3.92/Bore(mm): 99.57/Stroke(in): 3.58/Stroke(mm): 90.93)

O2 Extension Harness 2019 Ram 1) 12in. Extension Harness (4-Pin) Flat Connector. Extensions are included in Header kits where needed. This part is a replacment for damaged or lost Extensions.

O2 Extension Harness 2019 Ram 1) 12" Extension Harness (4-Pin) Flat Connector. Extensions are included in Header kits where needed. This part is a replacment for damaged or lost Extensions.

Kooks 19-20 Ram 1500 SXT O2 Extension Harness

O2 Extension Harness 2019 Ram

O2 Extension Harness;

O2 Extension Harness

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