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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On Sale
BESTfit 4 Inch O.D. 90 Degree 12 X 12 Inch Aluminized Exhaust Elbow, Plain On Both Ends
BESTFIT TRUCK PARTS
Now: $61.74Was: $64.99BESTfit Exhaust ElbowEnhance your vehicle's exhaust system with our 90-degree angle exhaust elbow, measuring 12 x 12 inches long and featuring a 4-inch diameter. Sold individually as an aftermarket replacement part, this exhaust elbow ensures...Now: $61.74Was: $64.99 -
On Sale
BESTfit 4 X 4 Inch Plain Exhaust Elbow
BESTFIT TRUCK PARTS
Now: $51.29Was: $53.99BESTfit Plain Exhaust ElbowEnhance your vehicle's exhaust system with our 90-degree bend exhaust elbow, featuring a 4-inch outer diameter. Sold individually as an aftermarket replacement part, this exhaust elbow ensures compatibility and easy...Now: $51.29Was: $53.99 -
On Sale
BESTfit 4 Inch ID-O.D. 90 Degree 8 X 8 Inch Chrome Elbow
BESTFIT TRUCK PARTS
Now: $197.59Was: $207.99BESTfit 90 Degree Exhaust Elbow W/ One Bell EndEnhance your vehicle's exhaust system with our chrome-plated exhaust elbow, measuring 8 x 8 inches with a 4-inch diameter. Sold individually, this aftermarket replacement part ensures durability and style...Now: $197.59Was: $207.99 -
On Sale
BESTfit 4 Inch I.D.-O.D. 90 Degree 12 X 12 Inch Chrome Exhaust Elbow
BESTFIT TRUCK PARTS
Now: $214.69Was: $225.99BESTfit Exhaust ElbowEnhance your vehicle's exhaust system with our Chrome Exhaust Elbow, featuring a 4-inch inner diameter and 4-inch outer diameter for optimal fit and performance. Crafted for durability and corrosion resistance, this elbow ensures...Now: $214.69Was: $225.99 -
On Sale
BESTfit 7-5 X 60 Inch Chrome West Coast Turn Top Stack
BESTFIT TRUCK PARTS
Now: $494.69Was: $581.99BESTfit West Coast Turn Top Exhaust StackEnhance your semi's exhaust with our sleek chrome-plated steel exhaust stack. Made in the USA and sold individually, this stack is crafted to impress. With a width starting at 7 inches and tapering down to 5...Now: $494.69Was: $581.99 -
On Sale
BESTfit 7-5 X 48 Inch Chrome West Coast Turn Top Stack
BESTFIT TRUCK PARTS
Now: $356.14Was: $418.99BESTfit West Coast Turn Top Exhaust StackUpgrade your vehicle's exhaust with our shiny chrome-plated steel exhaust stack. It's made right here in the USA and is sold one at a time. This exhaust stack is special because it starts at 7 inches wide and...Now: $356.14Was: $418.99 -
On Sale
8 X 52 Inch Replacement Spool For BESTfit Exhaust Kit
BESTFIT TRUCK PARTS
Now: $397.79Was: $467.99BESTfit Exhaust Spool Replacement * High Quality Exhaust Spool* Made Of Chrome-Plated Steel* 8 Inch O.D.* 52 Inch Length* Tapered Top* Sold Individually* Warranty On Exhaust Spools Against Defects In Workmanship & Material From Date Of Purchase*** High...Now: $397.79Was: $467.99 -
On Sale
Peterbilt TPHD 5 Inch Chrome Exhaust Clamp
TPHD
Now: $13.91Was: $16.36TPHD 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...Now: $13.91Was: $16.36 -
On Sale
Peterbilt 379 BESTfit 5 Inch ID/O.D. 90 Degree Elbow Pipe, Replaces 14-13433
BESTFIT TRUCK PARTS
Now: $93.09Was: $97.99BESTfit 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...Now: $93.09Was: $97.99 -
On Sale
Peterbilt 379 BESTfit 5 Inch 75 Degree Aluminized Exhaust Elbow Below Turbo Pipe For Replaces 14-13395
BESTFIT TRUCK PARTS
Now: $254.59Was: $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...Now: $254.59Was: $267.99 -
On Sale
Peterbilt BESTfit 5 Inch 90 Degree Lower Elbow Below Turbo Pipe Replaces 14-09456
BESTFIT TRUCK PARTS
Now: $122.54Was: $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...Now: $122.54Was: $128.99 -
On Sale
BESTfit 10 Inch Diameter Muffler With 5 Inch Inlet & Outlet - Replaces 04-21774-001
BESTFIT TRUCK PARTS
Now: $89.24Was: $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...Now: $89.24Was: $104.99