Aftermarket Semi Truck Parts

At Pete Truck Parts, we carry a wide selection of aftermarket parts for Peterbilt trucks and other heavy-duty commercial vehicles. Whether you're upgrading your rig, replacing worn components, or need cost-effective alternatives to OEM parts, our aftermarket truck parts are sourced from trusted manufacturers that deliver on both quality and value. We help drivers, mechanics, and fleet owners keep their trucks on the road — without breaking the bank. Get the performance you need at a price you can trust with aftermarket semi truck parts from Pete Truck Parts. Our aftermarket solutions deliver the quality, durability, and fit that hardworking trucks and fleets depend on.

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Affordable Alternatives Without Sacrificing Performance: Our catalog includes aftermarket replacement parts for a variety of systems including lighting, body panels, mirrors, engine components, electrical parts, and cooling systems. Each part is carefully chosen for compatibility with Peterbilt and other major truck brands, ensuring proper fit, reliable performance, and long-term durability. Whether you drive a Peterbilt 379, 389, or another model, we’ve got the parts to keep your rig rolling. Why Buy Aftermarket Parts from Pete Truck Parts? When it comes to aftermarket truck parts, not all options are created equal. At Pete Truck Parts, we’ve done the hard work of finding aftermarket products that meet strict standards — so you get the savings you want without sacrificing safety or reliability. Our team knows trucks inside and out and can help you find the exact part you need fast. With competitive pricing and nationwide shipping, we make it easy to get back on the road quickly. Explore our full line of aftermarket Peterbilt parts below or reach out to our team if you need help locating a specific part. Aftermarket parts provide a smart alternative to OEM components by offering reliable performance, solid construction, and substantial savings. At Pete Truck Parts, we carry a wide range of aftermarket semi truck parts designed to match or exceed original specifications, helping you keep your trucks running strong without breaking your budget. Our inventory includes engine components, suspension parts, electrical systems, cooling parts, exhaust systems, brake parts, and more — all sourced from trusted manufacturers committed to quality and durability. Whether you are managing a fleet, maintaining your own rig, or making repairs in a shop environment, our aftermarket parts are built to withstand the heavy demands of the open road. Trusted by owner-operators, mechanics, and fleet managers nationwide, Pete Truck Parts delivers aftermarket solutions that work as hard as you do.