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/ Bull Hauler Turn Top Stack OE Style Elbows Peterbilt (2005-Newer) 55 Inch Quiet Spools Unibilt
BESTFIT TRUCK PARTS
Now: $3,276.89Was: $3,640.99BESTfit 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: 108 Inches - Peterbilt Style Elbows -...Now: $3,276.89Was: $3,640.99 -
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 Quiet Spools Unibilt
BESTFIT TRUCK PARTS
Now: $3,201.29Was: $3,556.99BESTfit Chrome 8 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt 378 & 379 - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Unibilt - Top Cut: Bull Hauler Turnout - Length: 108 Inches - Peterbilt Style Elbows -...Now: $3,201.29Was: $3,556.99 -
On Sale
BESTfit 8-5 X 102 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Quiet Spools Non-Unibilt
BESTFIT TRUCK PARTS
Now: $3,234.59Was: $3,593.99Chrome 8 Inch Exhaust Kit With 52 Inch Spool & Long Drop 90 Degree Elbows - Made Of High Quality Chrome-Plated Steel - Length 102 Inch - 2- 09-08804808- 8 Inch O.D. X 48 West Coast Chrome Top Stack - 2- 09-0838052- Exhaust Quiet...Now: $3,234.59Was: $3,593.99 -
On Sale
BESTfit 8-5 X 108 Inch Chrome Exhaust Kit W/ Bull Hauler Turn Top Stack Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Quiet Spools Non-Unibilt
BESTFIT TRUCK PARTS
Now: $3,336.29Was: $3,706.99Chrome 8 Inch Exhaust Kit With 55 Inch Spool & Long Drop 90 Degree Elbows - Made Of High Quality Chrome-Plated Steel - Length 108 Inch - 2- 09-0838052- Exhaust Quiet Spool 8 Inch O.D. X 52 Inch Chrome Tapered Top - 2 - 01-08018500-...Now: $3,336.29Was: $3,706.99 -
On Sale
BESTfit 8-5 X 108 Inch Chrome Exhaust Kit W/ Bull Hauler Turn Top Stack Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Quiet Spools Unibilt
BESTFIT TRUCK PARTS
Now: $3,505.49Was: $3,894.99Chrome 8 Inch Exhaust Kit With 52 Inch Spool, Long Drop Elbows & 5 Inch T Pipe - Made Of High Quality Chrome-Plated Steel - Length 108 Inch - 2- 01-0800800- Wide Angled Clamp 8 Inch Chrome-Plated Stainless Steel - 2- 01-0800003-...Now: $3,505.49Was: $3,894.99 -
On Sale
BESTfit 8 X 108 Inch Chrome Exhaust Kit W/ Bull Hauler Turn Top Stack 8 Inch 90 Degree Elbow & Y-Pipe 8 Inch Taper Lock Chrome Tee Peterbilt (1987-2003) 52 Inch Quiet Spools Non-Unibilt
BESTFIT TRUCK PARTS
Now: $4,276.79Was: $4,751.99BESTfit Chrome 8 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt 378 & 379 - Exhaust Kit - Kit Includes: - (2) Bull Hauler Turnout Stack - (2) 52 Inch Center Spools - (2) 8 Inch To 5 Inch Long Drop Elbows - (4)...Now: $4,276.79Was: $4,751.99 -
On Sale
BESTfit 8-5 X 102 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack Long 90S & Chrome Tapered Y-Pipe 5 Inch Taper Lock Chrome Tee Peterbilt (2005-Newer) 55 Inch Quiet Spools Non-Unibilt
BESTFIT TRUCK PARTS
Now: $3,812.39Was: $4,235.99Chrome 8 Inch Exhaust Kit With 52 Inch Spool, Long Drop Elbows & 5 Inch T Pipe - Made Of High Quality Chrome-Plated Steel - Length 102 Inch - 2 - 01-08018500- Chrome Long Leg 8 Inch Elbow With Tapered Top Reduced To 5 Inch O.D...Now: $3,812.39Was: $4,235.99 -
On Sale
BESTfit 8-5 X 108 Inch Chrome Exhaust Kit W/ Bull Hauler Turn Top Stack OE Style Elbows Peterbilt (2005-Newer) 55 Inch Quiet Spools Non-Unibilt
BESTFIT TRUCK PARTS
Now: $3,077.99Was: $3,419.99BESTfit 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 Turnouts - Length: 108 Inches - Peterbilt Style...Now: $3,077.99Was: $3,419.99 -
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 Quiet Spools Non-Unibilt
BESTFIT TRUCK PARTS
Now: $3,524.39Was: $3,915.99Chrome 8 Inch Exhaust Kit With 52 Inch Spool & 58 Degree Elbow - Made Of High Quality Chrome-Plated Steel - Length 108 Inch - 2- 09-08805404- 8 O.D. X 54 Bull Hauler Chrome Top Stack - 2- 09-0838055- Exhaust Quiet Spool 8 Inch O.D...Now: $3,524.39Was: $3,915.99 -
On Sale
BESTfit 8-5 X 102 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack OE Style Elbows Peterbilt (1987-2003) 52 Inch Quiet Spools Non-Unibilt
BESTFIT TRUCK PARTS
Now: $3,023.99Was: $3,359.99Chrome 8 Inch Exhaust Kit With 52 Inch Spool & 58 Degree Elbow - Made Of High Quality Chrome-Plated Steel - Length 102 Inch - 2- 01-081853056- 8-5 58-Dg Chrome Elbow With Tapered Top For O.D. Stacks 8 Inch Elbow Reduces To 5 Inch O.D. On...Now: $3,023.99Was: $3,359.99 -
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 Quiet Spools Non-Unibilt
BESTFIT TRUCK PARTS
Now: $3,128.39Was: $3,475.99BESTfit Chrome 8 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt 378 & 379 - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Standard - Top Cut: Bull Hauler Turnout - Length: 108 Inches - Peterbilt Style...Now: $3,128.39Was: $3,475.99 -
On Sale
BESTfit 8-5 X 108 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack OE Style Elbows Peterbilt (1987-2003) 52 Inch Quiet Spools Unibilt
BESTFIT TRUCK PARTS
Now: $3,066.29Was: $3,406.99BESTfit Chrome 8 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt 378 & 379 - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Unibilt - Top Cut: Miter Top - Length: 108 Inches - Peterbilt Style Elbows - 52 Inch...Now: $3,066.29Was: $3,406.99