BESTfit Chrome 6 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt 359Introducing 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...

Chrome 6 Inch Exhaust Kit With 55 Inch Spool & 58 Degree ElbowIntroducing 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 Fantastic...

Chrome 6 Inch Exhaust Kit With 55 Inch Spool & 58 Degree ElbowIntroducing 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 Fantastic...

5 Inch Exhaust Elbow Bottom Of Muffler By BESTfit Fits Peterbilt 357 & 378 Passenger SideFor a cost-effective solution that doesn't sacrifice performance, choose the BESTfit 5 Inch Plain Economy Exhaust Elbow BOM. Designed to fit the passenger side on...

BESTfit 5 Inch Exhaust Y-Pipe Combo Fits Peterbilt 357 & 378 Passenger SideThe BESTfit 5 Inch Plain Economy Exhaust Y-Pipe Combo is an ideal replacement for Peterbilt 357 and 378 trucks with high mount passenger side exhaust systems. Designed to match OE...

Replacement Aluminized Steel Single Exhaust Pipe Fits PeterbiltThe BESTfit Aluminized Steel Exhaust Pipe is a high-quality replacement designed specifically to fit Peterbilt 387 models. Made from durable aluminized steel, this exhaust pipe features a...

BESTfit 23 Inch Long Turbo Down Pipe W/ 4 Inch OD & 3.85 Inch IDThe BESTfit Aluminized Turbo Down Pipe is a high-quality replacement designed for Peterbilt 386 trucks. Constructed from durable aluminized steel, this turbo down pipe features a 4-inch...

Upper Exhaust Mount Bracket For Driver Or Passenger SideThe BESTfit Driver or Passenger Side Upper Exhaust Mount Bracket is an essential replacement part engineered specifically for Peterbilt 388 and 389 trucks. Made from durable materials, this bracket...

Passenger Side Upper Exhaust Slider Clamp Replaces OE M16-6048R & M166048R By BESTfit* High Quality Upper Exhaust Slider Clamp Assembly* Passenger Side * Includes Bushings And Slide Pin* Sold Individually* Warranty On Upper Exhaust Slider Clamp Assembly...

Driver Side Upper Exhaust Slider Clamp Replaces OE M16-6048 & M166048 By BESTfit* High Quality Upper Exhaust Slider Clamp Assembly* Driver Side * Includes Bushings And Slide Pin* Sold Individually* Warranty On Upper Exhaust Slider Clamp Assembly Against...

BESTfit Peterbilt Poly Exhaust Clamp Assy MountThe BESTfit 5 Inch OD Upper Exhaust Clamp Assembly with Poly Mount is a high-quality replacement part designed for Peterbilt 388 and 389 models. This exhaust clamp assembly features a durable poly mount that...

Engine Support Bracket Cat 3406 By BESTfitMaintain your Peterbilt truck's performance with the BESTfit Front Engine Mount Crossmember 05-15046M002, engineered for models 365, 367, 377, 378, 379, and 387 equipped with Cat engines. This professional-grade...