Peterbilt 357/378 Exhaust Kits
Make upgrading your exhaust a breeze with Peterbilt 378 aftermarket exhaust kits. Shop for custom, chrome, and aftermarket exhaust kits, designed to fit your Peterbilt. We have exhaust kits and parts that will fit your big rig and budget.
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American Eagle 7-5 X 120 Inch Stainless Steel Exhaust Kit W/ Flat Top Stacks & Long Drop Elbows
AMERICAN EAGLE EXHAUST
$3,350.007 Inch Stainless Steel Exhaust Kit With Long Drop 90 Degree Elbows Fits PeterbiltIntroducing our Chrome-Plated Steel Exhaust Kit, a premium solution for your exhaust system needs. This kit includes quality components designed to enhance both performance...$3,350.00 -
American Eagle 7-5 X 120 Inch Stainless Steel Exhaust Kit W/ Flat Top Stacks & Peterbilt Style Elbows
AMERICAN EAGLE EXHAUST
$3,250.007 Inch Stainless Steel Exhaust Kit With OE Style 58 Degree Elbows Fits PeterbiltPresenting our Stainless Steel Exhaust Kit, a comprehensive solution for your exhaust system needs. Crafted from durable stainless steel, this kit ensures longevity and...$3,250.00 -
On Sale
BESTfit 8-5 X 96 Chrome Exhaust Kit W/ Bull Hauler Stacks & OE Style Elbows
BESTFIT TRUCK PARTS
Now: $3,242.69Was: $3,602.99BESTfit Chrome 8 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt 378 & 379Introducing 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...Now: $3,242.69Was: $3,602.99 -
On Sale
BESTfit 8 X 114 Inch Chrome Exhaust Kit W/ 60 Degree Elbows, Flat Top Stacks & 52 Inch Quiet Spools-Unibilt
BESTFIT TRUCK PARTS
Now: $3,133.79Was: $3,481.99BESTfit Chrome 8 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt 378 & 379 * Made Of High Quality Chrome-Plated Steel* Sleeper Type: Unibilt* Top Cut: Flat Top* Length: 114 Inches* Peterbilt Style Elbows* 52 Inch Quiet Spools* Kit Includes:- Flat Top...Now: $3,133.79Was: $3,481.99 -
On Sale
BESTfit 8 X 108 Inch Chrome Exhaust Kit W/ Flat Top Stacks & OE Style Elbows
BESTFIT TRUCK PARTS
Now: $3,066.29Was: $3,406.99BESTfit Chrome 8 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt 378 & 379 * Made Of High Quality Chrome-Plated Steel* Sleeper Type: Unibilt* Top Cut: Flat Top* Length: 108 Inches* Standard Elbows* 52 Inch Quiet Spools* Kit Includes:- Flat Top Stack...Now: $3,066.29Was: $3,406.99 -
On Sale
BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/ Miter Stacks & Long Drop Elbows
BESTFIT TRUCK PARTS
Now: $2,938.49Was: $3,264.99Chrome 7 Inch Exhaust Kit With 52 Inch Spool & Long Drop 90 Degree ElbowsIntroducing 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...Now: $2,938.49Was: $3,264.99 -
On Sale
BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/ Miter Stacks & OE Style Elbows
BESTFIT TRUCK PARTS
Now: $3,193.19Was: $3,547.99BESTfit Chrome 7 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt 378 & 379Introducing 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...Now: $3,193.19Was: $3,547.99 -
On Sale
BESTfit 8-5 X 96 Inch Chrome Exhaust Kit W/ West Coast Turnout Stacks & Long Drop Elbows
BESTFIT TRUCK PARTS
Now: $3,336.29Was: $3,706.99Chrome 8 Inch Exhaust Kit With 52 Inch Spool & Long Drop 90 Degree ElbowsIntroducing 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...Now: $3,336.29Was: $3,706.99 -
On Sale
BESTfit 8-5 X 96 Inch Chrome Exhaust Kit W/ Miter Stacks & Long Drop Elbows
BESTFIT TRUCK PARTS
Now: $3,268.79Was: $3,631.99Chrome 8 Inch Exhaust Kit With 52 Inch Spool & Long Drop 90 Degree ElbowsIntroducing 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...Now: $3,268.79Was: $3,631.99 -
On Sale
BESTfit 8-5 X 96 Inch Chrome Exhaust Kit W/ Flat Top Stacks & Long Drop Elbows
BESTFIT TRUCK PARTS
Now: $3,268.79Was: $3,631.99Chrome 8 Inch Exhaust Kit With 52 Inch Spool & Long Drop 90 Degree ElbowsIntroducing 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...Now: $3,268.79Was: $3,631.99 -
On Sale
BESTfit 8-5 X 96 Inch Chrome Exhaust Kit W/ West Coast Turnout Stacks, Long 90S & Chrome Tapered Y-Pipe
BESTFIT TRUCK PARTS
Now: $3,350.69Was: $3,722.99BESTfit Chrome 8 Inch Exhaust Kit With 52 Inch Spool Fits PeterbiltIntroducing 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...Now: $3,350.69Was: $3,722.99 -
On Sale
BESTfit 8 To 5 X 96 Inch Chrome Exhaust Kit W/ Miter Top Stacks, Long Drop Elbows & Std Spool For Peterbilt 378, 379
BESTFIT TRUCK PARTS
Now: $3,284.99Was: $3,649.99BESTfit Pete Chrome Exhaust Kit W/ 8 Inch Reduced To 5 Inch 90 Degree Elbows & Tapered Joint * Made Of High Quality Chrome-Plated Steel* Sleeper Type: Standard* Top Cut: Miter Top* Length: 96 Inches* Long Drop Elbows* 52 Inch Spools* Kit Includes:- Miter...Now: $3,284.99Was: $3,649.99