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/ Bull Hauler Turn Top Stack OE Style Elbows Peterbilt 378, 379, 389 Glider (2005-Newer) 55 Inch Quiet Spools Non-Unibilt
BESTFIT TRUCK PARTS
Now: $2,914.19Was: $3,237.99Chrome 7 Inch Exhaust Kit With 55 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: $2,914.19Was: $3,237.99 -
On Sale
BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/ Flat Top Top Stack Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Quiet Spools Unibilt
BESTFIT TRUCK PARTS
Now: $3,140.99Was: $3,489.99Chrome 7 Inch Exhaust Kit With 52 Inch Spool & Long Drop 90 Degree Elbows - Made Of High Quality Chrome-Plated Steel - Length 120 Inch - 4 - 01-0800700- Wide Angled Clamp 7 Inch Peterbilt Chrome-Plated Stainless Steel - 2 -...Now: $3,140.99Was: $3,489.99 -
On Sale
BESTfit 7-5 X 120 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: $3,275.99Was: $3,639.99BESTfit Chrome 7 Inch Exhaust Kit With 52 Inch Spool & Long Drop 90 Degree Elbows - Made Of High Quality Chrome-Plated Steel - Length 120 Inch - 4 - 01-0800700- Wide Angled Clamp 7 Inch Peterbilt Chrome-Plated Stainless Steel - 2 -...Now: $3,275.99Was: $3,639.99 -
On Sale
BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/ Flat Top Top Stack OE Style Elbows Peterbilt 378, 379, 389 Glider (2005-Newer) 55 Inch Quiet Spools Non-Unibilt
BESTFIT TRUCK PARTS
Now: $2,777.39Was: $3,085.99Chrome 7 Inch Exhaust Kit With 55 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: $2,777.39Was: $3,085.99 -
On Sale
BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/ Flat Top Top Stack Long Drop Elbows No Tee Peterbilt (2005-Newer) 55 Inch Quiet Spools Non-Unibilt
BESTFIT TRUCK PARTS
Now: $3,139.19Was: $3,487.99Chrome 7 Inch Exhaust Kit With 55 Inch Spool & Long Drop 90 Degree Elbows - Made Of High Quality Chrome-Plated Steel - Length 120 Inch - 2- 09- 08706800- 7 O.D. X 68 Flat Top Chrome Top Stack - 2- 09-0837055- Exhaust Quiet Spool 7...Now: $3,139.19Was: $3,487.99 -
On Sale
BESTfit 7-5 X 120 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: $3,281.39Was: $3,645.99BESTfit Chrome 7 Inch Exhaust Kit With 55 Inch Spool & Long Drop 90 Degree Elbows - Made Of High Quality Chrome-Plated Steel - Length 120 Inch - 2- 09-087068042- 7 O.D. X 68 Bull Hauler Chrome Top Stack - 2- 09-0837055- Exhaust...Now: $3,281.39Was: $3,645.99 -
On Sale
BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack OE Style Elbows Peterbilt 378, 379, 389 Glider (2005-Newer) 55 Inch Quiet Spools Non-Unibilt
BESTFIT TRUCK PARTS
Now: $2,777.39Was: $3,085.99Chrome 7 Inch Exhaust Kit With 55 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: $2,777.39Was: $3,085.99 -
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 Quiet Spools Unibilt
BESTFIT TRUCK PARTS
Now: $3,073.49Was: $3,414.99Chrome 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: $3,073.49Was: $3,414.99 -
On Sale
BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Quiet Spools Unibilt
BESTFIT TRUCK PARTS
Now: $3,140.99Was: $3,489.99Chrome 7 Inch Exhaust Kit With 52 Inch Spool & Long Drop 90 Degree Elbows - Made Of High Quality Chrome-Plated Steel - Length 120 Inch - 4 - 01-0800700- Wide Angled Clamp 7 Inch Peterbilt Chrome-Plated Stainless Steel - 2 -...Now: $3,140.99Was: $3,489.99 -
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 Quiet Spools Non-Unibilt
BESTFIT TRUCK PARTS
Now: $2,708.09Was: $3,008.99BESTfit Chrome 7 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt 378 & 379 - Made Of High Quality Chrome Steel - Sleeper Type: Standard - Top Cut: West Coast Turnouts - Length: 114 Inches - Peterbilt Style Elbows - 55...Now: $2,708.09Was: $3,008.99 -
On Sale
BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/ Flat Top Top Stack Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Quiet Spools Non-Unibilt
BESTFIT TRUCK PARTS
Now: $2,971.79Was: $3,301.99Chrome 7 Inch Exhaust Kit With 52 Inch Spool & Long Drop 90 Degree Elbows - Made Of High Quality Chrome-Plated Steel - Length 120 Inch - 2- 09- 08706800- 7 O.D. X 68 Flat Top Chrome Top Stack - 2- 09-0837052- Exhaust Quiet Spool 7...Now: $2,971.79Was: $3,301.99 -
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 Quiet Spools Non-Unibilt
BESTFIT TRUCK PARTS
Now: $2,904.29Was: $3,226.99Chrome 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- 09-0837052- Exhaust Quiet Spool 7...Now: $2,904.29Was: $3,226.99