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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On Sale
BESTfit 7-5 X 96 Inch Chrome Flat Top Stack Exhaust Kit W/ Long 90S & Chrome Tapered Y-Pipe
BESTFIT TRUCK PARTS
Now: $3,002.39Was: $3,335.99BESTfit Chrome 7 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: $3,002.39Was: $3,335.99 -
On Sale
Peterbilt 378, 379, 389 Glider 7-5 X 96 Inch Chrome Flat Top Stack Exhaust Kit With OE Style Elbows by BESTfit
BESTFIT TRUCK PARTS
Now: $2,417.39Was: $2,685.99BESTfit Chrome 7 Inch Exhaust Kit With 55 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: $2,417.39Was: $2,685.99 -
On Sale
Peterbilt 378, 379 7-5 X 114 Inch Chrome West Coast Turnout Stack Exhaust Kit With OE Style Elbows
BESTFIT TRUCK PARTS
Now: $2,655.89Was: $2,950.99BESTfit Chrome 7 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: $2,655.89Was: $2,950.99 -
On Sale
Peterbilt 378, 379 Unibilt 7-5 X 114 Inch Chrome Miter Stack Exhaust Kit W/ Long 90S, 52 Inch Spool & Tapered Y-Pipe by BESTfit
BESTFIT TRUCK PARTS
Now: $3,166.19Was: $3,517.99BESTfit Chrome 7 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: $3,166.19Was: $3,517.99 -
On Sale
Peterbilt 378, 379 7-5 X 114 Inch Chrome Miter Stack Exhaust Kit With OE Style Elbows by BESTfit
BESTFIT TRUCK PARTS
Now: $2,587.49Was: $2,874.99BESTfit Chrome 7 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: $2,587.49Was: $2,874.99 -
On Sale
7-5 X 114 Inch Chrome Exhaust Kit W/ Miter Stacks, Long 90S & Chrome Tapered Y-Pipe
BESTFIT TRUCK PARTS
Now: $3,119.39Was: $3,465.99BESTfit Chrome 7 Inch Exhaust Kit With 55 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: $3,119.39Was: $3,465.99 -
On Sale
7-5 X 114 Inch Chrome Exhaust Kit W/ Miter Stacks & OE Style Elbows For Peterbilt 378, 379, 389 Glider
BESTFIT TRUCK PARTS
Now: $2,363.39Was: $2,625.99BESTfit Chrome 7 Inch Exhaust Kit With 55 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: $2,363.39Was: $2,625.99 -
On Sale
BESTfit 7-5 X 114 Inch Chrome Flat Top Stack Exhaust Kit W/ Long 90S & Chrome Tapered Y-Pipe
BESTFIT TRUCK PARTS
Now: $3,166.19Was: $3,517.99BESTfit Chrome 7 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: $3,166.19Was: $3,517.99 -
On Sale
7-5 X 114 Inch Chrome Exhaust Kit W/ Flat Top Stacks & OE Style Elbows For Peterbilt 378, 379, 389 Glider
BESTFIT TRUCK PARTS
Now: $2,587.49Was: $2,874.99BESTfit Chrome 7 Inch Exhaust Kit With 55 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: $2,587.49Was: $2,874.99 -
On Sale
7-5 X 114 Inch Chrome Exhaust Kit W/ Flat Top Stacks, Long 90S & Chrome Tapered Y-Pipe
BESTFIT TRUCK PARTS
Now: $3,119.39Was: $3,465.99BESTfit Chrome 7 Inch Exhaust Kit With 55 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: $3,119.39Was: $3,465.99 -
On Sale
Peterbilt 378, 379 7-5 X 108 Inch Chrome West Coast Turnout Stack Exhaust Kit With OE Style Elbows by BESTfit
BESTFIT TRUCK PARTS
Now: $2,587.49Was: $2,874.99BESTfit Chrome 7 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: $2,587.49Was: $2,874.99 -
On Sale
7-5 X 108 Inch Chrome Bull Hauler Stack Exhaust Kit W/ Long 90S & Tapered Y-Pipe by BESTfit
BESTFIT TRUCK PARTS
Now: $3,230.99Was: $3,589.99BESTfit Chrome 7 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: $3,230.99Was: $3,589.99