Peterbilt 386 Engine & Performance Parts

Bully Dog ECM Diesel TunerIf you are looking for a simple platform to load independently SAE tested tuning to your truck, Elite Truck Accessoriesoffers this high quality ECM Tuner by Bully Dog for Detroit and Mercedes engines. It is streamlined to...

Performance Module For CumminsThe performance engine model is designed to fit Cummins ISX 2002-2010 models. The truck edition heavy-duty module controls timing, fuel, boost, and other vital engine parameters to optimize the combustion of the engine. This...

FASS Fuel System Mounting Bracket * High Quality Bracket* Eliminates Frame Drilling* Fits Frame Heights From 10 Inch To 11.75 Inch* Designed To Fit Securely Around The Frame* Sold Individually* Made In USA* Warranty On Mounting Bracket Against Defects...

Titanium Series Optional Electric Diesel Fuel Heater KitUpgrade your FASS System for extreme cold with the Titanium Series Electric Heater Kits. These heaters prevent gelling, aid cold weather starts, and automatically shut off at the right temp. Get...

BESTfit 6 X 29 Inch Aluminized Steel Quiet Performance Muffler W/ 4 Inch Inlet, 5 Inch OutletCrafted from durable Aluminized Steel, this aftermarket muffler is designed to elevate your vehicle's exhaust system. It comes complete with mounting hardware...

BESTfit 6 X 29 Inch Aluminized Steel Quiet Performance Muffler W/ 4 Inch Inlet/OutletConstructed from robust Aluminized Steel, this aftermarket muffler ensures durability and longevity for your vehicle's exhaust system. It comes with mounting hardware...