LS1/LS6 OEM-Style Fuel Rail Kit for LSXR™ (Non-Billet) American Racing Headers BMR’s DTB004 increases the rigidity

BMR’s DTB004 increases the rigidity of the tunnel in the critical area where the driveshaft carrier bearing is located

The bushings easily handle the high compression loads of hard launches and hard acceleration

general driveability and overall peak performance

these headers are available with 1-3/4" or 1-7/8" primaries

Combine this with soft bushings that have massive amounts of deflection and you’re left with poor performance

LS1/LS6 OEM-Style Fuel Rail Kit for LSXR™ (Non-Billet) American Racing Headers BMR’s DTB004 increases the rigidityFor use with the GM LS1 LS6 w FAST LSXR 102mm Intake Manifold. Includes GM LS2 Style fuel rails, spacers, and bolts.