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Brighten up that blue DEF cap on your Peterbilt or Kenworth with a bright Chrome DEF Cap Cover for a show winning look that will impress
and torque
The 7443K Installation Kit is a complete set of gaskets and seals needed to install our Big Boss Exhaust Manifold on Cummins ISX and X15 Engines
thanks to its combination of stainless steel mesh and a silica contact layer
The manifold will allow for cooler intake air temperatures and an additional 15-20hp
PDI Big Boss CAT Stage 2 Cylinder Head 111007163261 Brighten up that blue DEFAvailable for: 1994 2009 CAT 3406E, C15, C16 Engines Key Benefits High Nickel Casting Inconel Exhaust and Intake Valves Stainless Steel Fire Ring Enhanced Airflow and Combustion Chambers Improved Cooling Passages Made in the USA Warranty: 2 Year Unlimited Mileage PDI Big Boss CAT Stage 2 Cylinder heads for are meticulously designed to surpass the most demanding expectations, making them the perfect choice for heavy duty applications in trucking,