Peterbilt 357/378 Exhaust Parts
Looking to upgrade Peterbilt 357/378 exhaust? We've got you covered with a range of superior chrome stacks, ranging from 5 to 8 inches in diameter and top styles like curve turn, miter cut, and bull hauler. Our assortment also includes various aftermarket clamps, mufflers, and elbows. For a complete overhaul, check out our 6, 7, and 8-inch exhaust kit options from Lincoln Chrome, American Eagle, and BESTfit
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Peterbilt TPHD 5 Inch Chrome Exhaust Clamp
TPHD
$17.09TPHD 5 Inch Chrome-Plated Steel Exhaust Clamp For PeterbiltUpgrade your exhaust system with our premium exhaust clamp, meticulously crafted from chrome-plated steel for durability and a sleek appearance. Designed to fit 5-inch diameter pipes, this...$17.09 -
Peterbilt 379 BESTfit 5 Inch ID/O.D. 90 Degree Elbow Pipe, Replaces 14-13433
BESTFIT TRUCK PARTS
$91.99BESTfit Lower Elbow Below Turbo Frame PipeElevate your exhaust system with our Galvanized Steel Elbow Pipe, proudly made in the USA for superior quality and durability. Designed with precision, this elbow pipe features a 5-inch inside diameter measuring...$91.99 -
Peterbilt 357 & 378 BESTfit 5 Inch Plain Exhaust Elbow Replaces 14-15503 For Passenger Side
BESTFIT TRUCK PARTS
$736.99BESTfit Exhaust Elbow Below Muffler Fits PeterbiltEnhance your exhaust system with our 5-Inch Plain Exhaust Elbow, designed for the passenger side. Crafted for durability and performance, this aftermarket replacement part is sold individually for your...$736.99 -
Peterbilt 379 BESTfit 5 Inch 75 Degree Aluminized Exhaust Elbow Below Turbo Pipe For Replaces 14-13395
BESTFIT TRUCK PARTS
$252.99Aluminized Steel 75 Degree Exhaust Elbow W/ 5 Inch I.D. Inlet & 5 Inch O.D. OutletUpgrade your exhaust system with our Aluminized Steel Exhaust Elbow. Crafted with precision from quality materials, this elbow features a 5-inch I.D. inlet and a 5-inch O.D...$252.99 -
Peterbilt BESTfit 5 Inch 90 Degree Lower Elbow Below Turbo Pipe Replaces 14-09456
BESTFIT TRUCK PARTS
$121.99Steel 90 Degree Elbow PipeUpgrade your engine setup with our durable Steel Elbow. With a 5-inch length and 90-degree angle, this elbow is designed for use below the turbo, ensuring optimal performance. Made in the USA and sold individually as an...$121.99 -
Freightliner BESTfit 5 Inch O.D. Chrome Y-Pipe, Replaces A04-13974-000
BESTFIT TRUCK PARTS
$572.99BESTfit Chrome-Plated Steel Y Exhaust Pipe W/ 5 Inch O.D. Inlet & OutletsUpgrade your exhaust system with this premium Exhaust Y-Pipe made of durable chrome-plated steel. Designed for optimal performance, it features a 5-inch outer diameter inlet and two...$572.99 -
BESTfit 5 Inch Diameter Steel Universal Exhaust Y-Pipe 15 Inch L X 30 Inch W
BESTFIT TRUCK PARTS
$167.99BESTfit Steel Exhaust Y-PipeEnhance your vehicle's exhaust system with our Steel 5-Inch Y-Divider Exhaust Pipe. Constructed for durability and efficiency, this aftermarket replacement part is designed to optimize exhaust flow. With dimensions of 15...$167.99 -
BESTfit 5 Inch Diameter Chrome Universal Exhaust Y-Pipe 9 Inch L X 18 Inch W
BESTFIT TRUCK PARTS
$272.99BESTfit Universal 5 Inch O.D. Exhaust Y-PipeUpgrade your exhaust system with our Chrome-Plated Steel 5-Inch Y-Divider Exhaust Pipe. Crafted for durability and style, this aftermarket replacement part features a sleek chrome-plated finish. With dimensions...$272.99 -
BESTfit 5 Inch OD Steel Universal Exhaust Y-Pipe, 9 x 18 Inch
BESTFIT TRUCK PARTS
$143.99BESTfit 5-Inch OD Inlet, 5-inch OD Outlet Steel Exhaust Y-DividerEnhance your vehicle's exhaust system with our Steel 5-Inch Diameter Exhaust Pipe. Crafted from durable steel, this aftermarket replacement part boasts a 9-inch length and an 18-inch width,...$143.99 -
BESTfit 5 Inch Diameter Steel Universal Exhaust Y-Pipe 9 Inch L X 18 Inch W
BESTFIT TRUCK PARTS
$147.99BESTfit Exhaust Y-Pipe * High Quality Exhaust Pipe * Made Of Steel* 5 Inch Y-Divider* 9 Inch Length * 18 Inch Width * 5 Inch R* Sold Individually* Warranty On Exhaust Pipe Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...$147.99 -
Peterbilt 377 BESTfit Chrome 5 Inch ID/O.D. Exhaust Elbow, 19 Inch Length, Passenger Side Replaces 14-11380R
BESTFIT TRUCK PARTS
$402.99BESTfit Passenger Side 19 Inch Multi-Bend Exhaust Elbow For Bottom Of Muffler W/ 5 Inch O.D. Inlet & OutletThis aftermarket replacement part is a multi-bend style exhaust elbow made of chrome-plated steel. It is designed to fit the passenger side at the...$402.99 -
Peterbilt 377 BESTfit Chrome Exhaust Elbow Replaces 14-11380L For Driver Side
BESTFIT TRUCK PARTS
$402.99BESTfit Driver Side Chrome Multi-Bend Exhaust Elbow For Bottom Of Muffler Fits 377 or 378 PeterbiltThis aftermarket replacement part is a multi-bend style elbow made of chrome-plated steel. Designed to fit the driver's side at the bottom of the muffler,...$402.99