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BESTfit 17 Inch OD SAE 2 FlywheelUpgrade your Cummins B Series 5.9L engine with our Flywheel designed for optimal performance. This flat design flywheel features 8 bolt mounting holes and is sized to fit SAE #2 specifications. With a 14-inch clutch size...

BESTfit Extended Center Filler PanelEnhance the appearance of your vehicle with our Hood Filler Panel, meticulously crafted to mount seamlessly under the grille. Made in North America to the highest standards, this aftermarket replacement part guarantees...

BESTfit Charge Air Cooler Fits Kenworth And Peterbilt   * High Quality Charge Air Cooler* Inches Core Size - 34.500 Height - 30.50 Width - 2.250 Core Thickness - 4.000 Inlet - 4.000 Outlet* Sold Individually* Warranty On Charge Air Coolers Against...

BESTfit Multi-Bend Plain Exhaust Elbow BOM 5 Inch Fits Mack CH613 SBA/SFAUpgrade your exhaust system with our multi-bend elbow! This aftermarket replacement part, boasting a 5-inch outer diameter, is engineered to replace OE number 4ME-538M. Sold...

BESTfit International 9200I/9400I Driver Side Fender ExtensionEnhance your truck's appearance with our aftermarket driver side fiberglass fender extension designed to fit International 9200 and 9400 models from 1997 to 1999. Aftermarket Driver Side...

BESTfit Fiberglass Bumper End Fits Kenworth T300 & T450 - Replaces K064-1523R * High Quality Bumper End* Made Of Fiberglass * Passenger Side* Sold Individually* Made In North America* Warranty On Bumper End Against Defects In Workmanship & Material From...

BESTfit Aluminum Mesh Grille Replaces 2 Piece Kenworth T300-T450 One Piece Grille   * High Quality Mesh Grille* Made Of Chrome-Plated Aluminum * Replaces 2 Piece Insert* Sold Individually* Warranty On Grille Against Defects In Workmanship &...

BESTfit Fiberglass Bumper End Fits Kenworth T300 & T450 * High Quality Bumper End* Made Of Fiberglass * Driver Side* Sold Individually* Made In North America* Warranty On Bumper End Against Defects In Workmanship & Material From Date Of Purchase***High...

BESTfit Driver Side Fender Extensions Fits International Enhance your vehicle's aesthetic with our Driver Side Fender Extension. Crafted to replace OEM part number 3518981C5, this aftermarket replacement part is meticulously manufactured in North...

BESTfit Charge Air Cooler Hoses W/ 4 Stainless Steel ClampsEnhance your vehicle's performance and reliability with our Hose Kit, designed to meet your charge air cooler connection needs. This comprehensive kit includes two 4-inch hoses and four stainless...

BESTfit Exhaust Elbow Chrome Bottom Of Muffler Fits Peterbilt 379Enhance your vehicle's exhaust system with our premium aftermarket Exhaust Elbow. Crafted from durable chrome-plated steel, this exhaust elbow features a 5-inch outer diameter (O.D.), with...

BESTfit Aluminized Steel Exhaust U-Pipe W/ 5 Inch I.D. & 6 Inch I.D.Upgrade your vehicle's exhaust system with our Aluminized Steel Pipe, specifically designed to replace your muffler. Made with precision from aluminized steel, this pipe ensures...