Schoenfeld Dirt Late Model Headers - 1-3/4" Tube Diameter - 3-1/2" x 8" Collectors - Standard SB Chevy CHALLENGER-SEMI AOD / AODE / 4R70W

AOD / AODE / 4R70W

250 in Bolt Pattern

432%-780% increase is sway bar rate over stock sway bar (depending on year and model)

3/4 in-16 Thread

1999-2018 Chevrolet Silverado 1500

Schoenfeld Dirt Late Model Headers - 1-3/4" Tube Diameter - 3-1/2" x 8" Collectors - Standard SB Chevy CHALLENGER-SEMI AOD / AODE / 4R70WLong primaries (Both sides over frame). Fits American Made, Bullitt, Larry Shaw, Mastersbilt, Stinger and Rayburn chassis. 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