Stepped headers merge into a 3-1/2" short straight muffler body with Hot Rod turnout end cap
1-3/4" headpipe steps up to 1-7/8" into the collector to increase flow and improve performance
Removable spiral-core louvered baffle included
Hand MIG welding
18 mm and 12 mm O2 ports with adapters and plugs
Includes mounting hardware
Full heat shields included
Made in the U.S.A.