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 120 Inch Chrome Exhaust Kit W/ Flat Top Top Stack OE Style Elbows Peterbilt 378, 379 (1987-2003) 52 Inch Standard Spool Non-Unibilt
BESTFIT TRUCK PARTS
Now: $2,500.19Was: $2,777.99Chrome 7 Inch Exhaust Kit With 52 Inch Spool & 58 Degree Elbow - Made Of High Quality Chrome-Plated Steel - Length 120 Inch - 2- 01-081753056- 7-5 58-Dg Chrome Elbow Peterbilt With Tapered Top For O.D. Stacks 7 Inch Elbow Reduces To 5...Now: $2,500.19Was: $2,777.99 -
On Sale
BESTfit 7-5 X 114 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Standard Spool Unibilt
BESTFIT TRUCK PARTS
Now: $2,896.19Was: $3,217.99Chrome 7 Inch Exhaust Kit With 52 Inch Spool & Long Drop 90 Degree Elbows - Made Of High Quality Chrome-Plated Steel - Length 114 Inch - 4 - 01-0800700- Wide Angled Clamp 7 Inch Peterbilt Chrome-Plated Stainless Steel - 2 -...Now: $2,896.19Was: $3,217.99 -
On Sale
BESTfit 7 X 114 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack Long 90S & 7 Inch Y-Pipe 7 Inch Taper Lock Chrome Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Unibilt
BESTFIT TRUCK PARTS
Now: $3,555.89Was: $3,950.99BESTfit Chrome 7 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Unibilt - Top Cut: West Coast Turnout - Length: 114 Inches - Long Drop Elbows - 55 Inch...Now: $3,555.89Was: $3,950.99 -
On Sale
BESTfit 7 X 114 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack Long 90S & 7 Inch Y-Pipe 7 Inch Taper Lock Chrome Tee Peterbilt (1987-2003) 52 Inch Standard Spool Unibilt
BESTFIT TRUCK PARTS
Now: $3,555.89Was: $3,950.99BESTfit Chrome 7 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Unibilt - Top Cut: West Coast Turnouts - Length: 114 Inches - Long Drop Elbows - 55 Inch...Now: $3,555.89Was: $3,950.99 -
On Sale
BESTfit 7-5 X 114 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack OE Style Elbows Peterbilt 378, 379, 389 Glider (2005-Newer) 55 Inch Standard Spool Unibilt
BESTFIT TRUCK PARTS
Now: $2,655.89Was: $2,950.99BESTfit Chrome 7 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt - Exhaust Kit - Kit Includes: - (2) 7 Inch OD x 60 Inch West Coast Turnout Top Stack - (2) 55 Inch Center Spools - (2) 7 Inch To 5 Inch Standard Peterbilt...Now: $2,655.89Was: $2,950.99 -
On Sale
BESTfit 7-5 X 114 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack Long Drop Elbows No Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Non-Unibilt
BESTFIT TRUCK PARTS
Now: $2,668.49Was: $2,964.99Chrome 7 Inch Exhaust Kit With 55 Inch Spool & Long Drop 90 Degree Elbows - Made Of High Quality Chrome-Plated Steel - Length 114 Inch - 2- 09-08706008- 7 O.D. X 60 West Coast Chrome Top Stack - 2- 09-0827055- Exhaust Spool 7 Inch O...Now: $2,668.49Was: $2,964.99 -
On Sale
BESTfit 7 X 114 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack Long 90S & 7 Inch Y-Pipe 7 Inch Taper Lock Chrome Tee Peterbilt (1987-2003) 52 Inch Standard Spool Non-Unibilt
BESTFIT TRUCK PARTS
Now: $3,497.39Was: $3,885.99BESTfit Chrome 7 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Standard - Top Cut: West Coast Turnouts - Length: 114 Inches - Long Drop Elbows - 55 Inch...Now: $3,497.39Was: $3,885.99 -
On Sale
BESTfit 7-5 X 114 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Standard Spool Non-Unibilt
BESTFIT TRUCK PARTS
Now: $2,668.49Was: $2,964.99Chrome 7 Inch Exhaust Kit With 52 Inch Spool & Long Drop 90 Degree Elbows - Made Of High Quality Chrome-Plated Steel - Length 114 Inch - 2- 09-08706008- 7 O.D. X 60 West Coast Chrome Top Stack - 2- 09-0827052- Exhaust Spool 7 Inch O...Now: $2,668.49Was: $2,964.99 -
On Sale
BESTfit 7 X 114 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack Long 90S & 7 Inch Y-Pipe 7 Inch Taper Lock Chrome Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Non-Unibilt
BESTFIT TRUCK PARTS
Now: $3,497.39Was: $3,885.99BESTfit Chrome 7 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Standard - Top Cut: West Coast Turnouts - Length: 114 Inches - Long Drop Elbows - 55 Inch...Now: $3,497.39Was: $3,885.99 -
On Sale
BESTfit 7-5 X 114 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack OE Style Elbows Peterbilt 378, 379, 389 Glider (2005-Newer) 55 Inch Standard Spool Non-Unibilt
BESTFIT TRUCK PARTS
Now: $2,430.89Was: $2,700.99BESTfit Chrome 7 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Standard - Top Cut: West Coast Turnouts - Length: 114 Inches - Peterbilt Style Elbows - 55 Inch...Now: $2,430.89Was: $2,700.99 -
On Sale
BESTfit 7-5 X 114 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack W/ 5 Inch Taper Lock Chrome Tee Long 90S & Chrome Tapered Y-Pipe 5 Inch Taper Lock Chrome Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Non-Unibilt
BESTFIT TRUCK PARTS
Now: $3,188.69Was: $3,542.99BESTfit Chrome 7 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Standard - Top Cut: West Coast Turnouts - Length: 114 Inches - Long Drop Elbows - 55 Inch...Now: $3,188.69Was: $3,542.99 -
On Sale
BESTfit 7-5 X 114 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack OE Style Elbows Peterbilt 378, 379 (1987-2003) 52 Inch Standard Spool Non-Unibilt
BESTFIT TRUCK PARTS
Now: $2,430.89Was: $2,700.99BESTfit Chrome 7 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Standard - Top Cut: West Coast Turnouts - Length: 114 Inches - Peterbilt Style Elbows - 55 Inch...Now: $2,430.89Was: $2,700.99