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Flush mounting provides that clean
Auto and SUV detailing
Combine a twin turbo with PDI’s engine tuning and customization options and you’ll maximize your engine’s potential
Don’t be first to the pump or last to the top
as well as the cool look of the lights at night
PDI BIG BOSS CUMMINS X15 SOHC STAGE 1 CYLINDER HEAD accessories Flush mounting provides that cleanAvailable for: 2010 2025 Cummins ISX and X15 Engines Key Benefits High Nickel Casting Inconel Exhaust and Intake Valves Stainless Retaining Clips Made in the USA Warranty: 18 Month Unlimited Mile Warranty PDI Big Boss Cummins ISX X15 Stage 1 Cylinder heads are meticulously designed to surpass the most demanding expectations, making them the perfect choice for heavy duty applications in trucking, construction, agriculture, and more. They exemplify our
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