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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BESTfit 6-5 X 96 Inch Chrome Exhaust Kit W/ Flat Top Top Stack OE Style Elbows Peterbilt (2005-Newer) 55 Inch Standard Spool Only Non-Unibilt
BESTFIT TRUCK PARTS
$2,033.99BESTfit Chrome 6 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt - Made Of High Quality Chrome-Plated Steel - Length 96 Inches - 2- 01-0800003- Exhaust Mount Grommets Pack Of 4 (Black) - 4- 01-0800600- Wide Angled Clamp 6...$2,033.99 -
BESTfit 6-5 X 114 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack OE Style Elbows Peterbilt (2005-Newer) 55 Inch Standard Spool Only Non-Unibilt
BESTFIT TRUCK PARTS
$2,221.99BESTfit Chrome 6 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt - Made Of High Quality Chrome-Plated Steel - Length 114 Inches - 2- 01-0800003- Exhaust Mount Grommets Pack Of 4 (Black) - 4- 01-0800600- Wide Angled Clamp 6...$2,221.99 -
BESTfit 6-5 X 114 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack OE Style Elbows Peterbilt (1987-2003) 52 Inch Standard Spool Only Non-Unibilt
BESTFIT TRUCK PARTS
$2,221.99BESTfit Chrome 6 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt - Made Of High Quality Chrome-Plated Steel - Length 114 Inches - 2- 01-0800003- Exhaust Mount Grommets Pack Of 4 (Black) - 4- 01-0800600- Wide Angled Clamp 6...$2,221.99 -
BESTfit 6-5 X 114 Inch Chrome Exhaust Kit W/ Flat Top Top Stack OE Style Elbows Peterbilt (1987-2003) 52 Inch Standard Spool Only Non-Unibilt
BESTFIT TRUCK PARTS
$2,221.99BESTfit Chrome 6 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt - Made Of High Quality Chrome-Plated Steel - Length 114 Inches - 2- 01-0800003- Exhaust Mount Grommets Pack Of 4 (Black) - 4- 01-0800600- Wide Angled Clamp 6...$2,221.99 -
BESTfit 6-5 X 114 Inch Chrome Exhaust Kit W/ Flat Top Top Stack OE Style Elbows Peterbilt (2005-Newer) 55 Inch Standard Spool Only Non-Unibilt
BESTFIT TRUCK PARTS
$2,221.99BESTfit Chrome 6 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt - Made Of High Quality Chrome-Plated Steel - Length 114 Inches - 2- 01-0800003- Exhaust Mount Grommets Pack Of 4 (Black) - 4- 01-0800600- Wide Angled Clamp 6...$2,221.99 -
BESTfit 6-5 X 108 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack OE Style Elbows Peterbilt (2005-Newer) 55 Inch Standard Spool Only Non-Unibilt
BESTFIT TRUCK PARTS
$2,221.99BESTfit Chrome 6 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt - Made Of High Quality Chrome-Plated Steel - Length 108 Inches - 2- 01-0800003- Exhaust Mount Grommets Pack Of 4 (Black) - 4- 01-0800600- Wide Angled Clamp 6...$2,221.99 -
BESTfit 6-5 X 108 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack OE Style Elbows Peterbilt (1987-2003) 52 Inch Standard Spool Only Non-Unibilt
BESTFIT TRUCK PARTS
$2,221.99BESTfit Chrome 6 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt - Made Of High Quality Chrome-Plated Steel - Length 108 Inches - 2- 01-0800003- Exhaust Mount Grommets Pack Of 4 (Black) - 4- 01-0800600- Wide Angled Clamp 6...$2,221.99 -
BESTfit 6-5 X 108 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack OE Style Elbows Peterbilt (2005-Newer) 55 Inch Standard Spool Only Non-Unibilt
BESTFIT TRUCK PARTS
$2,146.99BESTfit Chrome 6 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt - Made Of High Quality Chrome-Plated Steel - Length 108 Inches - 2- 01-0800003- Exhaust Mount Grommets Pack Of 4 (Black) - 4- 01-0800600- Wide Angled Clamp 6...$2,146.99 -
BESTfit 6-5 X 102 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack OE Style Elbows Peterbilt (1987-2003) 52 Inch Standard Spool Only Non-Unibilt
BESTFIT TRUCK PARTS
$2,184.99Chrome 6 Inch Exhaust Kit With 52 Inch Spool & 58 Degree Elbow - Made Of High Quality Chrome-Plated Steel - Length 102 Inch - 2- 01-081653056- 6-5 58-Dg Chrome Elbow With Tapered Top For O.D. Stacks 6 Inch Elbow Reduces To 5 Inch O.D. On...$2,184.99 -
BESTfit 6-5 X 102 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack OE Style Elbows Peterbilt (2005-Newer) 55 Inch Standard Spool Only Non-Unibilt
BESTFIT TRUCK PARTS
$2,184.99Chrome 6 Inch Exhaust Kit With 55 Inch Spool & 58 Degree Elbow - Made Of High Quality Chrome-Plated Steel - Length 102 Inch - 2- 01-081653056- 6-5 58-Dg Chrome Elbow With Tapered Top For O.D. Stacks 6 Inch Elbow Reduces To 5 Inch O.D. On...$2,184.99 -
BESTfit 6-5 X 102 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack OE Style Elbows Peterbilt (2005-Newer) 55 Inch Standard Spool Only Non-Unibilt
BESTFIT TRUCK PARTS
$2,109.99Chrome 6 Inch Exhaust Kit With 55 Inch Spool & 58 Degree Elbow - Made Of High Quality Chrome-Plated Steel - Length 102 Inch - 2- 01-081653056- 6-5 58-Dg Chrome Elbow With Tapered Top For O.D. Stacks 6 Inch Elbow Reduces To 5 Inch O.D. On...$2,109.99 -
BESTfit 6-5 X 102 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack OE Style Elbows Peterbilt (1987-2003) 52 Inch Standard Spool Only Non-Unibilt
BESTFIT TRUCK PARTS
$2,109.99Chrome 6 Inch Exhaust Kit With 52 Inch Spool & 58 Degree Elbow - Made Of High Quality Chrome-Plated Steel - Length 102 Inch - 2- 01-081653056- 6-5 58-Dg Chrome Elbow With Tapered Top For O.D. Stacks 6 Inch Elbow Reduces To 5 Inch O.D. On...$2,109.99