Schoenfeld SB Chevy Modified Headers - Standard Port - 1-3/4" - 1-7/8" Tube Diameter RS00500302 Oil Ring Groove Thickness: 3/16

Oil Ring Groove Thickness: 3/16 in

W x 4 1/2in

Unique On-Change page can be used to identify map switching for boost

2017-2019 GMC Sierra 3500 HD SLE DIESEL Crew Cab Pickup

1-1/4 in Tube OD

Schoenfeld SB Chevy Modified Headers - Standard Port - 1-3/4" - 1-7/8" Tube Diameter RS00500302 Oil Ring Groove Thickness: 3/16Collectors are slip on to adjust for engine location. Bolts and Gaskets included Started in 1974, Schoenfeld is known for custom fabricated headers for all forms of circle track racing. Schoenfeld Headers is the worlds largest manufacturer of circle track headers, but they specialize in a variety of high quality exhaust parts, including turn downs, extensions, tubing bends and elbows, race mufflers, insert mufflers, mandrel bends, exhaust reducers,