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 8-5 X 120 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack OE Style Elbows Peterbilt (1987-2003) 52 Inch Standard Spool Unibilt
BESTFIT TRUCK PARTS
$3,439.99Chrome 8 Inch Exhaust Kit With 52 Inch Spool & 58 Degree Elbow - Made Of High Quality Chrome-Plated Steel - Length 120 Inch - 2- 01-0800800- Wide Angled Clamp 8 Inch Chrome-Plated Stainless Steel - 2- 01-0800003- Exhaust Mount...$3,439.99 -
BESTfit 8-5 X 120 Inch Chrome Exhaust Kit W/ Bull Hauler Turn Top Stack Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Standard Spool Non-Unibilt
BESTFIT TRUCK PARTS
$3,669.99Chrome 8 Inch Exhaust Kit With 52 Inch Spool & Long Drop 90 Degree Elbows - Exhaust Kit - Kit Includes: - (2) Stack Chrome 8 Inch O.D. X 68 Inch Bull Hauler Top - (2) Exhaust Spool 8 Inch O.D. X 52 Inch Chrome Tapered Top -...$3,669.99 -
BESTfit 8-5 X 120 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
$3,790.99Chrome 8 Inch Exhaust Kit With 55 Inch Spool & Long Drop 90 Degree Elbows - Exhaust Kit - Made Of Chrome-Plated Steel - Length 120 Inch - (2) Wide Angled Clamp 8 Inch Chrome-Plated Stainless Steel - (2) Exhaust Mount Grommets...$3,790.99 -
BESTfit 8-5 X 120 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack OE Style Elbows Peterbilt (2005-Newer) 55 Inch Standard Spool Unibilt
BESTFIT TRUCK PARTS
$3,439.99Chrome 8 Inch Exhaust Kit With 55 Inch Spool & 58 Degree Elbow - Made Of High Quality Chrome-Plated Steel - Length 120 Inch - 2- 01-0800800- Wide Angled Clamp 8 Inch Chrome-Plated Stainless Steel - 2- 01-0800003- Exhaust Mount...$3,439.99 -
BESTfit 8-5 X 120 Inch Chrome Exhaust Kit W/ Bull Hauler Turn Top Stack Long 90S & Chrome Tapered Y-Pipe 5 Inch Taper Lock Chrome Tee Peterbilt (1987-2003) 52 Inch Standard Spool Non-Unibilt
BESTFIT TRUCK PARTS
$4,123.99Chrome 8 Inch Exhaust Kit With 55 Inch Spool, Long Drop Elbows & 5 Inch T Pipe - Exhaust Kit - Chrome-Plated Steel - Length 120 Inch - (2) Chrome Long Leg 8 Inch Elbow With Tapered Top Reduced To 5 Inch O.D. Bottom - (1) Y Pipe...$4,123.99 -
BESTfit 8-5 X 120 Inch Chrome Exhaust Kit W/ Flat Top Top Stack Long 90S & Chrome Tapered Y-Pipe 5 Inch Taper Lock Chrome Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Unibilt
BESTFIT TRUCK PARTS
$4,123.99Chrome 8 Inch Exhaust Kit With 55 Inch Spool, Long Drop Elbows & 5 Inch T Pipe - Exhaust Kit - Made Of Chrome-Plated Steel - Length 120 Inch - (2) Wide Angled Clamp 8 Inch Chrome-Plated Stainless Steel - (2) Exhaust Mount...$4,123.99 -
BESTfit 8-5 X 120 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
$3,781.99Chrome 8 Inch Exhaust Kit With 52 Inch Spool & Long Drop 90 Degree Elbows - Exhaust Kit - Chrome-Plated Steel - Length 120 Inch - (2) Wide Angled Clamp 8 Inch Chrome-Plated Stainless Steel - (2) Exhaust Mount Grommets Pack Of 4...$3,781.99 -
BESTfit 8-5 X 120 Inch Chrome Exhaust Kit W/ Flat Top Top Stack Long Drop Elbows No Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Non-Unibilt
BESTFIT TRUCK PARTS
$3,518.99Chrome 8 Inch Exhaust Kit With 55 Inch Spool & Long Drop 90 Degree Elbows - Exhaust Kit - Kit Includes: - (2) 8 O.D. X 68 Chrome Flat Top Stack - (2) Exhaust Spool 8 Inch O.D. X 55 Inch Chrome Tapered Top - (2) Chrome Long...$3,518.99 -
BESTfit 8-5 X 120 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack Long 90S & Chrome Tapered Y-Pipe 5 Inch Taper Lock Chrome Tee Peterbilt (1987-2003) 52 Inch Standard Spool Unibilt
BESTFIT TRUCK PARTS
$4,123.99Chrome 8 Inch Exhaust Kit With 52 Inch Spool, Long Drop Elbows & 5 Inch T Pipe - Exhaust Kit - Made Of Chrome-Plated Steel - Length 120 Inch - (2) Wide Angled Clamp 8 Inch Chrome-Plated Stainless Steel - (2) Exhaust Mount...$4,123.99 -
BESTfit 8-5 X 120 Inch Chrome Exhaust Kit W/ Flat Top Top Stack OE Style Elbows Peterbilt (1987-2003) 52 Inch Standard Spool Unibilt
BESTFIT TRUCK PARTS
$3,439.99Chrome 8 Inch Exhaust Kit With 52 Inch Spool & 58 Degree Elbow - Made Of High Quality Chrome-Plated Steel - Length 120 Inch - 2- 01-0800800- Wide Angled Clamp 8 Inch Chrome-Plated Stainless Steel - 2- 01-0800003- Exhaust Mount...$3,439.99 -
BESTfit 8-5 X 120 Inch Chrome Exhaust Kit W/ Flat Top Top Stack Long 90S & Chrome Tapered Y-Pipe 5 Inch Taper Lock Chrome Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Non-Unibilt
BESTFIT TRUCK PARTS
$4,096.99Chrome 8 Inch Exhaust Kit With 52 Inch Spool, Long Drop Elbows & 5 Inch T Pipe - Exhaust Kit - Chrome-Plated Steel - Length 120 Inch - (2) Chrome Long Leg 8 Inch Elbow With Tapered Top Reduced To 5 Inch O.D. Bottom - (1) Y Pipe...$4,096.99 -
BESTfit 8-5 X 120 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
$3,518.99Chrome 8 Inch Exhaust Kit With 52 Inch Spool & Long Drop 90 Degree Elbows - Exhaust Kit - Chrome-Plated Steel - Length 120 Inch - (2) 8 O.D. X 68 Miter Cut Chrome Top Stack - (2) Exhaust Spool 8 Inch O.D. X 52 Inch Chrome...$3,518.99