Peterbilt 375/377 Exhaust Parts
Upgrade your Peterbilt 375/377 with an array of exhaust parts like mufflers, elbows, and clamps. Check out our vast chrome stack assortment, including lengths up to 114 inches and top styles like flat, West Coast turn, and miter cut
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Peterbilt 379 BESTfit 5 Inch 75 Degree Aluminized Exhaust Elbow Below Turbo Pipe For Replaces 14-13395
BESTFIT TRUCK PARTS
$267.99Aluminized 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...$267.99 -
Peterbilt BESTfit 5 Inch 90 Degree Lower Elbow Below Turbo Pipe Replaces 14-09456
BESTFIT TRUCK PARTS
$128.99Steel 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...$128.99 -
BESTfit 10 Inch Diameter Muffler With 5 Inch Inlet & Outlet - Replaces 04-21774-001
BESTFIT TRUCK PARTS
$104.99BESTfit 10 Inch Diameter Muffler With 5 Inch Inlet & Outlet * High Quality Muffler* 10 Inch Body Diameter* 44 1/2 Inch Body Length* 51 Inch Length * 5 Inch Inlet I.D.* 5 Inch Outlet I.D.* 3 Inch Inlet Tube Length* Standard Type 1* Sold Individually* Made...$104.99 -
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 -
BESTfit Chrome Miter Cut Exhaust Stack - 36 Inch Length W/ Outside Diameter Inlet-Plain
BESTFIT TRUCK PARTS
$99.99BESTfit 5 Inch Chrome 36 Inch Miter Cut Exhaust Stack With Plain ID - O.D. * High Quality 5 Inch Exhaust Stack* Miter Style Top - Angle Cut* Made Of Chrome-Plated Steel* 5 Inch O.D. Inlet - Plain Inlet To Fit Inside 5 Inch Expanded Mufflers, Elbows Or...$99.99 -
BESTfit Chrome 24 Inch Mitered Turn Out Exhaust Stack W/ 5 Inch O.D. & Plain ID
BESTFIT TRUCK PARTS
$49.99BESTfit 24 Inch Long Miter Cut Exhaust Stack With 5 Inch O.D. & Plain ID * High Quality 5 Inch Exhaust Stack* Miter Style Top - Angle Cut* Made Of Chrome-Plated Steel* 5 Inch O.D. Inlet - Plain Inlet To Fit Inside 5 Inch Expanded Mufflers, Elbows Or...$49.99 -
Peterbilt 377, 378, 379 BESTfit 5 Inch OD 58 Degree Turbo Elbow, Replaces 14-13430
BESTFIT TRUCK PARTS
$134.99BESTfit Aluminized Steel 58-Degree Turbo Exhaust Pipe ReplacementUpgrade your exhaust system with our Replacement Pipe, expertly crafted from durable aluminized steel right here in the USA. Featuring a 5-inch outer diameter and a precise 58-degree bend,...$134.99 -
TPHD 4 Inch Steel Exhaust Elbow - 90 Degree - 12 Inch Long
TPHD
$47.83Steel 4 X 12 Inch Exhaust 90 Degree ElbowThe 90 Degree Elbow is constructed from steel, featuring dimensions of 12 inches in length and a 4-inch radius. It has a 4-inch inner diameter (I.D.) and a 4-inch outer diameter (O.D.). Additionally, it is belled...$47.83 -
TPHD 4 Inch OD 45 Degree 9 X 9 Inch Exhaust Elbow
TPHD
$29.99Exhaust ElbowImprove your vehicle's exhaust system with our 4-inch Exhaust Elbow, which includes a 45-degree bend and measures 9 x 9 inches. Sold individually as an aftermarket replacement part, this elbow is built for durability and dependable...$29.99