Aggressor 2-into-1-into-2 Header - Black
Constructed from 16 gauge mild steel tubing, Design incorporates a linear interconnect between cylinders to promote improved scavenging resulting in significantly improved torque potential, The 18mm and 12 mm O2 sensor bungs are placed for easy access, Feature spherical port caps to ensure proper sealing at the head, 220° heatshields are 2-1/2" diameter, Designed to work with stock sized M8 slip-ons including Khrome Werks 4.5" HP mufflers as well as many other variants, Mounting hardware and new port gaskets are included, Proudly made in the U.S.A., For use with OEM or OEM replacement mufflers