BD Full Bore Exhaust Manifold – Chevy Duramax

The BD Full Bore Exhaust Manifold for the Chevy Duramax engine replaces the factory driver's side "pinched down" unit, restoring exhaust flow and balancing the V8 engine for smoother operation. Made from high-silicon ductile iron, the Full Bore is a direct, bolt-in replacement for the factory manifold and is drilled and tapped to accept the most popular EGT probes.

Features

• Direct, bolt-in replacement
• Tapped to accept the most popular EGT probes
• High-silicon ductile iron construction

Install Time
3 Hours

Note

• Gaskets sold separately
• Not for sale on licensed California vehicles
• Replaces OEM # 12624684, 12637647, 97224587

Emissions
This product has met EPA's reasonable basis requirements and is legal for sale and use within the jurisdiction of the federal EPA.