Cummins Non-EGR ISX Exhaust Manifold x15 block this kit features the highest

this kit features the highest quality and is the complete solution for longevity and performance

Each PDI product is thoroughly tested to verify conformance to specifications

Remanufactured blocks often vary in quality due to prior service history

Turbo Connection Bolts and Washers

For Use with Big Boss Exhaust Manifold PN 6115

Cummins Non-EGR ISX Exhaust Manifold x15 block this kit features the highestAvailable for: 1999 2002 Non Egr ISX Cummins Engines Key Benefits 20% increase in airflow over stock 75 100 degree cooling of EGTs Made in the USA Warranty: 2 Year Unlimited Mile Warranty We have designed our exhaust manifolds to maximize the exhaust air flow to reduce turbo lag time and cool exhaust temperatures. In the design of the manifold each port is analyzed and tested to provide a balanced flow to the turbocharger. Big Boss Exhaust Manifolds