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.
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
On Sale
BESTfit 8-5 X 114 Inch Chrome Exhaust Kit W/ Miter Stacks & Long Drop Elbows
BESTFIT TRUCK PARTS
Now: $3,437.09Was: $3,818.99Chrome 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: $3,437.09Was: $3,818.99 -
On Sale
BESTfit 8-5 X 114 Inch Chrome Exhaust Kit W/ Flat Top Stacks & Long Drop Elbows
BESTFIT TRUCK PARTS
Now: $3,452.39Was: $3,835.99Chrome 8 Inch Exhaust Kit With 55 Inch Spool, Long Drop Elbows & 5 Inch T PipeIntroducing 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: $3,452.39Was: $3,835.99 -
On Sale
BESTfit 8-5 X 108 Inch Chrome Exhaust Kit W/ Bull Hauler Stacks & Long Drop Elbows
BESTFIT TRUCK PARTS
Now: $3,505.49Was: $3,894.99Chrome 8 Inch Exhaust Kit With 52 Inch Spool, Long Drop Elbows & 5 Inch T PipeIntroducing 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: $3,505.49Was: $3,894.99 -
On Sale
BESTfit 8-5 X 108 Inch Chrome Exhaust Kit W/ Miter Stacks & Long Drop Elbows
BESTFIT TRUCK PARTS
Now: $3,369.59Was: $3,743.99Chrome 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: $3,369.59Was: $3,743.99 -
On Sale
BESTfit 8 X 96 Inch Chrome Exhaust Kit With West Coast Turnout Stacks, Quiet Spool, Unibilt, Long 90s & 8 Inch Y-Pipe For Peterbilt 378, 379, 389
BESTFIT TRUCK PARTS
Now: $4,327.19Was: $4,807.99BESTfit Chrome 8 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt 378 & 379 * Made Of High Quality Chrome-Plated Steel* Sleeper Type: Unibilt* Top Cut: West Coast Turnouts* Length: 96 Inches* Kit Includes:- West Coast Turnout Stack (2)- 55 Inch Center...Now: $4,327.19Was: $4,807.99 -
On Sale
BESTfit 8 To 5 X 96 Inch Chrome Exhaust Kit With West Coast Turnout Stacks, Unibilt, Quiet Spools, Long 90s & Tapered Y-Pipe For Peterbilt 378, 379, 389
BESTFIT TRUCK PARTS
Now: $4,058.99Was: $4,509.99BESTfit Chrome 8 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt 378 & 379 * Made Of High Quality Chrome-Plated Steel* Sleeper Type: Unibilt* Top Cut: West Coast Turnouts* Length: 96 Inches* Kit Includes:- West Coast Turnout Stack (2)- 55 Inch Center...Now: $4,058.99Was: $4,509.99 -
On Sale
BESTfit 8 X 96 Inch Chrome Exhaust Kit With West Coast Turnout Stacks, Quiet Spool, Long 90s & 8 Inch Y-Pipe For Peterbilt 378, 379, 389
BESTFIT TRUCK PARTS
Now: $4,106.69Was: $4,562.99BESTfit Chrome 8 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt 378 & 379 * Made Of High Quality Chrome-Plated Steel* Sleeper Type: Standard* Top Cut: West Coast Turnouts* Length: 96 Inches* Kit Includes:- West Coast Turnout Stack (2)- 55 Inch Center...Now: $4,106.69Was: $4,562.99 -
On Sale
BESTfit 8 To 5 X 96 Inch Chrome Exhaust Kit With West Coast Turnout Stacks, Quiet Spools, Long 90s & Tapered Y-Pipe For Peterbilt 378, 379, 389
BESTFIT TRUCK PARTS
Now: $3,743.99Was: $4,159.99BESTfit Chrome 8 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt 378 & 379 * Made Of High Quality Chrome-Plated Steel* Sleeper Type: Standard* Top Cut: West Coast Turnouts* Length: 96 Inches* Kit Includes:- West Coast Turnout Stack (2)- 55 Inch Center...Now: $3,743.99Was: $4,159.99 -
On Sale
BESTfit 8-5 X 96 Inch Chrome Exhaust Kit W/ West Coast Turnout Stacks, Quiet Spools, Long 90S & Chrome Tapered Y-Pipe
BESTFIT TRUCK PARTS
Now: $4,058.99Was: $4,509.99BESTfit 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: $4,058.99Was: $4,509.99 -
On Sale
BESTfit 8 X 96 Chrome Exhaust Kit With Bull Hauler Stacks, Long 90s, Unibilt, Quiet Spool & Y-Pipe For Peterbilt 378, 379, 389
BESTFIT TRUCK PARTS
Now: $4,466.69Was: $4,962.99BESTfit Chrome 8 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt 378 & 379 * Made Of High Quality Chrome-Plated Steel* Sleeper Type: Unibilt* Top Cut: Bull Hauler Turnout* Length: 96 Inches* 55 Inch Quiet Spools* Kit Includes:- Bull Hauler Turnout...Now: $4,466.69Was: $4,962.99 -
On Sale
BESTfit 8 To 5 X 96 Inch Chrome Exhaust Kit With Bull Hauler Stacks, Long 90s, Quiet Spool, Unibilt, & Tapered Y-Pipe For Peterbilt 378, 379, 389
BESTFIT TRUCK PARTS
Now: $4,201.19Was: $4,667.99BESTfit Chrome 8 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt 378 & 379 * Made Of High Quality Chrome-Plated Steel* Sleeper Type: Unibilt* Top Cut: Bull Hauler Turnout* Length: 96 Inches* 55 Inch Quiet Spools* Kit Includes:- Bull Hauler Turnout...Now: $4,201.19Was: $4,667.99 -
On Sale
BESTfit 8 To 5 X 96 Chrome Exhaust Kit With Bull Hauler Stacks, Long 90s & 8 Inch Y-Pipe For Peterbilt 378, 379, 389
BESTFIT TRUCK PARTS
Now: $4,243.49Was: $4,714.99BESTfit Chrome 8 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt 378 & 379 * Made Of High Quality Chrome-Plated Steel* Sleeper Type: Standard* Top Cut: Bull Hauler Turnout* Length: 96 Inches* 55 Inch Quiet Spools* Kit Includes:- Bull Hauler Turnout...Now: $4,243.49Was: $4,714.99