Jeep 4.0 Header
Jeep 4.0 Header . What is jeep 4.0 engine. Best jeep 4.0 header review; Collector, round port, jeep, 4.0l, each. Flow Daddy Headers Jeep 4.0 ('91'99) Stainless Steel from www.rustysoffroad.com These heads are meticulously built from the ground up with all the upgrades and best parts such as: It is common to switch heads, but you cannot switch the headers.