98.5-02 5.9L 24 Valve Cummins Diesel High Flow Cast-Stainless T3/T4 Exhaust Manifold [BDDSD-24VManifold]

These come in T-3 or T-4 turbo flanges.

Made of a custom stainless alloy that is designed for extremely high heat environments & maximum durability.

• Minimum Thickness is .280
• Center section thickness is 3/4 Inch.
• The exhaust manifold runners are 1.650" Diameter.

Comes pre-tapped with 1/8 & 1/4 NPT ports.

Also includes all stainless mounting hardware, does not include gaskets.

We can have these manifolds machine-polished for $225.00.

Add $100 for T4 Turbo Flange.

These manifolds will turn a gold/yellow color after several heat cycles.

Back to back dyno numbers on a cast iron 3 piece manifold vs this manifold shows a 20HP increase. Backpressure also decreased.