BD Diesel 19-24 Ram 3500/4500/5500 C&C 6.7L Cummins Exhaust Manifold 4Link4WD BD’s alumibronze bushing

BD’s alumibronze bushing

A wastegate port is also machined into the driver's side manifold and a block-off plate is included should you choose not to use this feature

1971-1972 GMC G15/G1500 Van Rally 1968-1972 GMC G15/G1500 Van Vandura 1964-1966 GMC G1500 Base 1975-1978 GMC K15 Base 1975-1978 GMC K15 High Sierra 1977 GMC K15 Indy Hauler 1975-1978 GMC K15 Sierra Classic 1975-1978 GMC K15 Sierra Grande 1975-1978 GMC K15 Suburban Base 1975-1978 GMC K15 Suburban High Sierra 1975-1978 GMC K15 Suburban Sierra Classic 1975-1978 GMC K15 Suburban Sierra Grande 1966-1974 GMC K15/K1500 Pickup Base 1967-1974 GMC K15/K1500 Suburban Base 1979-1980 GMC K1500 Base 1979-1980 GMC K1500 High Sierra 1979-1980 GMC K1500 Sierra Classic

2003-2005 GMC Savana 3500 SLE 2001 GMC Savana 3500 SLT 1987-1991 GMC V3500 Base 1987-1989 GMC V3500 High Sierra 1987-1989 GMC V3500 Sierra Classic 1990-1991 GMC V3500 SLE

BD Diesel 19-24 Ram 3500/4500/5500 C&C 6.7L Cummins Exhaust Manifold 4Link4WD BD’s alumibronze bushingBD Diesel Model 1045970 Cummins inline 6 engines are notorious for cracking their long, one piece cast iron manifolds, a problem that still affects many RAM trucks. BD Diesels exhaust manifold solves this with a thick wall casting and slip joint center section, allowing natural expansion and contraction to greatly reduce the risk of cracks. Its divided Pulse Manifold design optimizes exhaust flow by harnessing the engines natural exhaust pulses for