Kooks long‑tube stainless headers for 2012+ WK2 Jeep and Durango 6.4L applications include 1‑7/8 in primary tubes flowing to a 3 in outlet and ship with 3 in x 3 in catted connection pipes. Constructed from high‑grade stainless steel, these headers are offered as a bolt‑on upgrade to replace the factory manifolds and are designed to mate with Kooks connection pipes for a complete exhaust solution.
Kooks 2012+ WK2 Jeep/ Durango 6.4L 1-7/8in x 3in SS Long Tube Headers - Cat SS Conn Pipe