03-07 Cummins 5.9 aFe Stainless Exhaust Manifold T3 Engine from Stage 1 to Stage

from Stage 1 to Stage 6

Leave it in normal mode until you want control of the torque converter clutch (TCC)

does not come with head gaskets or head studs

SMARTY-JR is designed for both MPG increases and EGT reduction

Integrated speed sensor port

03-07 Cummins 5.9 aFe Stainless Exhaust Manifold T3 Engine from Stage 1 to Stage03 07 Dodge Ram 2500, 3500 5. 9 Cummins Eliminate the costly exhaust manifold cracks prevalent in the factory exhaust manifold. The aFe Bladerunner exhaust manifold for the popular 5. 9L Dodge Ram Cummins sets the new standard. Constructed out of cast 304 stainless steel with a reinforcing rib for strength along the flange and ultra thick wall flange at the port. The BladeRunner exhaust manifold outflowed the factory exhaust by 23% improving exhaust