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 8-5 X 108 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Standard Spool Unibilt
BESTFIT TRUCK PARTS
Now: $3,206.69Was: $3,562.99Chrome 8 Inch Exhaust Kit With 52 Inch Spool & Long Drop 90 Degree Elbows - Exhaust Kit - Made Of Chrome-Plated Steel - Length 108 Inch - (2) Wide Angled Clamp 8 Inch Chrome-Plated Stainless Steel - (2) Exhaust Mount Grommets...Now: $3,206.69Was: $3,562.99 -
On Sale
BESTfit 8-5 X 108 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack Long Drop Elbows No Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Unibilt
BESTFIT TRUCK PARTS
Now: $3,206.69Was: $3,562.99Chrome 8 Inch Exhaust Kit With 55 Inch Spool & Long Drop 90 Degree Elbows - Exhaust Kit - Made Of Chrome-Plated Steel - Length 108 Inch - (2) Wide Angled Clamp 8 Inch Chrome-Plated Stainless Steel - (2) Exhaust Mount Grommets...Now: $3,206.69Was: $3,562.99 -
On Sale
BESTfit 8-5 X 108 Inch Chrome Exhaust Kit W/ Bull Hauler Turn Top Stack Long Drop Elbows No Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Unibilt
BESTFIT TRUCK PARTS
Now: $3,335.39Was: $3,705.99Chrome 8 Inch Exhaust Kit With 55 Inch Spool & Long Drop 90 Degree Elbows - Exhaust Kit - Chrome-Plated Steel - Length 108 Inch - (2) Wide Angled Clamp 8 Inch Chrome-Plated Stainless Steel - (2) Exhaust Mount Grommets Pack Of 4...Now: $3,335.39Was: $3,705.99 -
On Sale
BESTfit 8-5 X 108 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Standard Spool Non-Unibilt
BESTFIT TRUCK PARTS
Now: $2,964.59Was: $3,293.99Chrome 8 Inch Exhaust Kit With 52 Inch Spool & Long Drop 90 Degree Elbows - Exhaust Kit - Kit Includes: - (2) 8 O.D. X 54 Miter Chrome Top Stack - (2) Exhaust Spool 8 Inch O.D. X 52 Inch Chrome Tapered Top - (2) Chrome Long...Now: $2,964.59Was: $3,293.99 -
On Sale
BESTfit 8-5 X 108 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack OE Style Elbows Peterbilt (2005-Newer) 55 Inch Standard Spool Unibilt
BESTFIT TRUCK PARTS
Now: $2,889.89Was: $3,210.99BESTfit Chrome 8 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Unibilt - Top Cut: Miter Top - Length: 108 Inches - Peterbiilt Style Elbows - 55 Inch...Now: $2,889.89Was: $3,210.99 -
On Sale
BESTfit 8-5 X 108 Inch Chrome Exhaust Kit W/ Bull Hauler Turn Top Stack OE Style Elbows Peterbilt (1987-2003) 52 Inch Standard Spool Unibilt
BESTFIT TRUCK PARTS
Now: $3,026.69Was: $3,362.99BESTfit Chrome 8 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Unibilt - Top Cut: Bull Hauler Turnout - Length: 108 Inches - Peterbilt Style Elbows - 52 Inch...Now: $3,026.69Was: $3,362.99 -
On Sale
BESTfit 8-5 X 108 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack Long Drop Elbows No Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Non-Unibilt
BESTFIT TRUCK PARTS
Now: $2,964.59Was: $3,293.99Chrome 8 Inch Exhaust Kit With 55 Inch Spool & Long Drop 90 Degree Elbows - Exhaust Kit - Kit Includes: - (2) 8 O.D. X 54 Miter Chrome Top Stack - (2) Exhaust Spool 8 Inch O.D. X 55 Inch Chrome Tapered Top - (2) Chrome Long...Now: $2,964.59Was: $3,293.99 -
On Sale
BESTfit 8-5 X 108 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack OE Style Elbows Peterbilt (1987-2003) 52 Inch Standard Spool Non-Unibilt
BESTFIT TRUCK PARTS
Now: $2,661.29Was: $2,956.99BESTfit Chrome 8 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Standard - Top Cut: Miter Top - Length: 108 Inches - Peterbilt Style Elbows - 55 Inch...Now: $2,661.29Was: $2,956.99 -
On Sale
BESTfit 8-5 X 108 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack OE Style Elbows Peterbilt (2005-Newer) 55 Inch Standard Spool Non-Unibilt
BESTFIT TRUCK PARTS
Now: $2,661.29Was: $2,956.99BESTfit Chrome 8 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Standard - Top Cut: Miter Top - Length: 108 Inches - Peterbilt Style Elbows - 55 Inch...Now: $2,661.29Was: $2,956.99 -
On Sale
BESTfit 8-5 X 108 Inch Chrome Exhaust Kit W/ Flat Top Top Stack OE Style Elbows Peterbilt (2005-Newer) 55 Inch Standard Spool Unibilt
BESTFIT TRUCK PARTS
Now: $2,889.89Was: $3,210.99BESTfit Chrome 8 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Unibilt - Top Cut: Flat Top - Length: 108 Inches - Peterbilt Style Elbows - 55 Inch...Now: $2,889.89Was: $3,210.99 -
On Sale
BESTfit 8-5 X 108 Inch Chrome Exhaust Kit W/ Flat Top Top Stack Long Drop Elbows No Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Unibilt
BESTFIT TRUCK PARTS
Now: $3,206.69Was: $3,562.99Chrome 8 Inch Exhaust Kit With 55 Inch Spool & Long Drop 90 Degree Elbows - Exhaust Kit - Made Of Chrome-Plated Steel - Length 108 Inch - (2) Wide Angled Clamp 8 Inch Chrome-Plated Stainless Steel - (2) Exhaust Mount Grommets...Now: $3,206.69Was: $3,562.99 -
On Sale
BESTfit 8-5 X 108 Inch Chrome Exhaust Kit W/ Bull Hauler Turn Top Stack OE Style Elbows Peterbilt (1987-2003) 52 Inch Standard Spool Non-Unibilt
BESTFIT TRUCK PARTS
Now: $2,796.29Was: $3,106.99BESTfit Chrome 8 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Standard - Top Cut: Bull Hauler Turnout - Length: 108 Inches - Peterbilt Style Elbows - 52 Inch...Now: $2,796.29Was: $3,106.99