Engine Parts

Heavy-duty Peterbilt engine parts you can count on. Looking for reliable engine parts for your Peterbilt truck? You've come to the right place. At Pete Truck Parts, we specialize in high-quality new, used, and remanufactured engine components for Peterbilt trucks, helping fleet managers and owner-operators keep their rigs running strong. Whether you're rebuilding a diesel engine, replacing a worn-out part, or sourcing hard-to-find components, we carry a wide selection of trusted brands and OEM-compatible parts designed to meet or exceed performance standards.

“INJECTOR GP 10R0956” has been added to your cart. View cart

Showing 2029–2069 of 2069 resultsSorted by popularity

Shop Diesel Engine Components for Popular Peterbilt Models: Our engine parts inventory includes everything from cylinder heads, camshafts, crankshafts, and turbochargers to gaskets, sensors, and engine control modules (ECMs). We stock parts for popular engines found in Peterbilt models, including Cummins ISX, PACCAR MX, Caterpillar C15, and Detroit Diesel series. Each part is carefully inspected or sourced from proven suppliers so you can buy with confidence. Why Choose Pete Truck Parts for Your Engine Rebuild or Repair: At Pete Truck Parts, we know downtime costs you money. That’s why we aim to ship fast and offer expert customer support to help you find the right part for your engine. Our focus on heavy-duty truck engines means we know the ins and outs of Peterbilt rigs — and we’re here to help you extend the life of your equipment while keeping repair costs under control. Browse our full selection of Peterbilt engine parts below or contact us if you don’t see what you need — we may have it available or can help you track it down.