BESTfit 11.9L Oil Pan Fits Cummins ISXThis high quality 11.9L oil pan fits the Cummins ISX front and rear stump. The oil pan comes with a 1 year warranty.* High Quality 11.9L Oil Pan* Fits Cummins ISX 11.9L* Universal Fit For Both Front And Rear Sump...

BESTfit Front Sump Steel Oil Pan W/ 22 Bolt HolesThis Oil Pan with front sump is made of steel and has 22 bolt holes for mounting. It fits in your Cummins L10, M11, and ISM Diesel Engine Trucks.* High Quality Oil Pan* Front Sump* For Cummins L10, M11,...

BESTfit DPF Exhaust Flex Connector PipeBESTfit's 4 X 11.375 Inch Flex Connector is the top choice for replacing OE numbers M66-6541-0320 and M66-7091-0320, fitting a wide range of Kenworth and Peterbilt trucks. This 4-inch flange flex connector is...

Cummins DPF Gasket By BESTfitPrevent exhaust leaks and maintain proper DPF operation with this BESTfit DPF Gasket for Cummins engines. Built to replace OEM part 2871453, it delivers precise fit and dependable performance. Sold individually, it's the...

BESTfit Cummins Oil Pan Gasket5. ISX oil pan gasketUpgrade your Cummins Diesel Engine with the ISX Oil Pan Gasket. This quality gasket helps ensures a secure seal for smooth engine performance.* High Quality Oil Pan Gasket* For Cummins ISX Oil Pan* Oil...

BESTfit Oil Pan With Front Or Rear Sump Mounting Cummins ISB Series Diesel Engine Trucks* High Quality Oil Pan* For Cummins ISB Engines* Stamped Steel* Fit- Both Front And Rear Sump* Pairs With Adaptor Plate pt# AK-4938655* Adapter Plate Not Included*...

Muffler Replaces OE Numbers 1518317C1 And 1518317C2Introducing the durable and high-quality Galvanized 10 Inch Muffler, designed as a replacement for OE numbers 1518317C1 and 1518317C2. This high-quality muffler is crafted from galvanized steel to offer...

1-Piece Stainless Steel Diesel Particulate Filter Fits Cummins ISC Engine* High Quality Diesel Particulate Filter* Made Of Stainless Steel * Exclusive 1-Piece Canister Design For Durability* OEM Quality Clamps And Gaskets Included* Sold Individually *...

BESTfit Flywheel SAE 2 With 17 Inch Ring* High Quality Flywheel Housing* Made Of Aluminum * Flywheel Housings Size: SAE #1* Flywheel Size: SAE #2 With 17 Inch Ring Gear (Ring Gear Not Included)* Will Not Work On Early Version Block* Sold Individually*...

BESTfit 10 Inch Diameter Muffler With 5 Inch Inlet & OutletOptimize your exhaust system with the BESTfit 10 Inch Diameter Muffler, featuring a 5-inch inlet and outlet for maximum efficiency. With a body diameter of 10 inches and an overall length of 51...

BESTfit Exhaust Manifold - Replaces 3801915, 3053137, 3053138 & 3052859Introducing BESTfit CHROME EXHAUST KITS! These Kits Are Installer-Friendly, Produced With All High Quality Components, Offer The Best Tee Pipe Options In The Industry, And Have A...

BESTfit Stainless Steel Exhaust Flexible Connector W/ V Band Clamps, Replaces A04-258522-018Ensure optimal DPF performance on your Freightliner or Western Star truck with the BESTfit 5 x 15.5 Inch Flex Connector Pipe. With flanged inlet and outlet 5...