Headers & Manifolds

BD focused on solving one of the Ford 6.7L common failures, the exhaust manifolds. Crafted with a heavy duty 0.275 in. thick-walled Hi-Silicon duct...

Typical aftermarket exhaust manifold bolts are much shorter than stock which after numerous heat cycles can cause them to fatigue and start to stre...

Fully divided pulse manifold made from high-silicon ductile iron and designed to withstand extreme temperatures and vibration. Precision slip joint...

Heavy walled manifolds for improved durability. Manifolds are coated to resist corrosion and are pre-drilled for pyrometer probes. These units repl...

The BD Full Bore Exhaust Manifold for the Chevy Duramax engine replaces factory driver's side "pinched down" unit, restoring exhaust flow and balan...

The perfect drop-in replacement. Fully divided pulse manifold made from high-silicon ductile iron is designed to withstand extreme temperatures and...

The perfect drop-in replacement. Fully divided pulse manifold made from high-silicon ductile iron is designed to withstand extreme temperatures and...

The perfect drop-in replacement. Fully divided pulse manifold made from high-silicon ductile iron is designed to withstand extreme temperatures and...

The 6.4L manifold set is crafted with a heavy duty 0.25 in. thick-walled Hi-Silicon ductile casting, this makes these manifolds thicker to combat c...