Stainless Works Headers 1-7/8" With Catted Leads Factory & Performance Connect2006 10 Jeep SRT8 RT Headers with 1. 875 D shaped primary tubes and 3" slip fit collector, 3" lead pipes, 3" catted pipes and flared flanged ends to bolt up to factory exhaust or to Stainless Works 3" exhaust system. All flanges are 3 8" thick CNC laser cut from 304 SS. Complete construction is from 304 SS. Comes complete with all O2 extensions, SS clamps, hangers and hardware.