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Ships within 48 hours · Estimated delivery Aug 20 - Aug 25
nuts washers
Combine a twin turbo with PDI’s engine tuning and customization options and you’ll maximize your engine’s potential
Key Benefits
PDI Big Boss Exhaust Manifolds are designed to maximize exhaust air flow to reduce turbo lag time and cool exhaust temperatures
Big Boss Ceramic Coated Exhaust Manifold
PDI Big Boss Volvo D13 | Mack MP8 Exhaust Manifold Extend Protection Plan nuts washersAvailable for: Volvo D13 and Mack MP8 2007 2021 Key Benefits High Quality HSM Material Improved Joint Seal Design Made in the USA Warranty: 2 Year Unlimited Mile Warranty PDI uses only the best material for our products. We use a superior grade of High Silicon with Molybdenum Ductile Iron (HSMD) that eliminates weak points such as warping, cracking, and failure from heat erosion. This material, combined with a redesign of the mounting surfaces,
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