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
TPHD 6-5 X 114 Inch Chrome Exhaust Kit W/ Miter Stacks, Long 90s, 52 In. Spool For Peterbilt 378, 379
TPHD
Now: $1,920.59Was: $2,133.99Peterbilt 6 Inch Chrome Exhaust Kit W/ 55 Inch Spool Upgrade your vehicle's exhaust system with our Miter Exhaust Kit, featuring a 6-5 Long Drop 90 Elbow and a 52 Spool for optimal performance. This comprehensive kit includes two 6x60 Inch Miter Top...Now: $1,920.59Was: $2,133.99 -
On Sale
TPHD 6-5 X 114 Inch Chrome Exhaust Kit W/ Flat Top Stacks, Long Drop 90 Degree Elbows, 55 In. Spool For Peterbilt 378, 379, 389
TPHD
Now: $1,920.59Was: $2,133.99Peterbilt 6 Inch Chrome Exhaust Kit W/ 55 Inch Spool Upgrade your vehicle's exhaust system with our Flat Top Exhaust Kit, featuring a 6-5 Long Drop 90 Elbow and a 55 Spool for optimal performance. This comprehensive kit includes two 6x60 Inch Flat Top...Now: $1,920.59Was: $2,133.99 -
On Sale
TPHD 6-5 X 114 Inch Chrome Exhaust Kit W/ Flat Top Stacks, Long Drop 90 Degree Elbows, 52 In. Spool For Peterbilt 378, 379
TPHD
Now: $1,920.59Was: $2,133.99Peterbilt 6 Inch Chrome Exhaust Kit W/ 52 Inch Spool Upgrade your vehicle's exhaust system with our Flat Top Exhaust Kit, featuring a 6-5 Long Drop 90 Elbow and a 52 Spool for optimal performance. This comprehensive kit includes two 6x60 Inch Flat Top...Now: $1,920.59Was: $2,133.99 -
On Sale
TPHD 6-5 X 108 Inch Chrome Exhaust Kit W/ West Coast Turnout Stacks & Long Drop Elbows For Peterbilt 378, 379, 389
TPHD
Now: $1,920.59Was: $2,133.99Peterbilt Chrome 6 Inch Exhaust Kit W/ 55 Inch Spool & Long Drop 90Degree ElbowsUpgrade your vehicle's exhaust system with our West Coast Exhaust Kit, featuring a 6-5 Long Drop 90 Elbow and a 55 Spool for optimal performance. This comprehensive kit...Now: $1,920.59Was: $2,133.99 -
On Sale
TPHD 6-5 X 108 Inch Chrome Exhaust Kit W/ West Coast Turnout Stacks & Long Drop Elbows For Peterbilt 378, 379
TPHD
Now: $1,920.59Was: $2,133.99Peterbilt Chrome 6 Inch Exhaust Kit W/ 52 Inch Spool & Long Drop 90Degree ElbowsUpgrade your vehicle's exhaust system with our West Coast Exhaust Kit, featuring a 6-5 Long Drop 90 Elbow and a 52 Spool for optimal performance. This comprehensive kit...Now: $1,920.59Was: $2,133.99 -
On Sale
TPHD 6-5 X 108 Inch Chrome Exhaust Kit W/ Miter Stacks, Long 90s, 55 In. Spool For Peterbilt 378, 379, 389
TPHD
Now: $1,865.69Was: $2,072.99Peterbilt 6 Inch Miter Exhaust Kit W/ 55 Inch SpoolUpgrade your vehicle's exhaust system with our Miter Exhaust Kit, featuring a 6-5 Long Drop 90 Elbow and a 55 Spool for optimal performance. This comprehensive kit includes two 6x54 Inch Miter Top...Now: $1,865.69Was: $2,072.99 -
On Sale
TPHD 6-5 X 108 Inch Chrome Exhaust Kit W/ Miter Stacks, Long 90s, 52 In. Spool For Peterbilt 378, 379
TPHD
Now: $1,865.69Was: $2,072.99Peterbilt 6 Inch Miter Exhaust Kit W/ 52 Inch SpoolUpgrade your vehicle's exhaust system with our Miter Exhaust Kit, featuring a 6-5 Long Drop 90 Elbow and a 52 Spool for optimal performance. This comprehensive kit includes two 6x54 Inch Miter Top...Now: $1,865.69Was: $2,072.99 -
On Sale
TPHD 6-5 X 108 Inch Chrome Exhaust Kit W/ Flat Top Stacks, Long Drop 90 Degree Elbows, 55 In. Spool For Peterbilt 378, 379, 389
TPHD
Now: $1,865.69Was: $2,072.99Peterbilt 6 Inch Chrome Exhaust Kit W/ 55 Inch Spool Enhance your vehicle's exhaust system with our Flat Top Exhaust Kit, featuring a 6-5 Long Drop 90 Elbow and a 55 Spool for optimal performance. This comprehensive kit includes two 6x54 Inch Flat Top...Now: $1,865.69Was: $2,072.99 -
On Sale
TPHD 6-5 X 108 Inch Chrome Exhaust Kit W/ Flat Top Stacks, Long Drop 90 Degree Elbows, 52 In. Spool For Peterbilt 378, 379
TPHD
Now: $1,865.69Was: $2,072.99Peterbilt 6 Inch Chrome Exhaust Kit W/ 52 Inch Spool Upgrade your vehicle's exhaust system with our Flat Top Exhaust Kit, complete with a 6-5 Long Drop 90 Elbow and a 52 Spool for optimal performance. This comprehensive kit includes two 6x54 Inch Flat...Now: $1,865.69Was: $2,072.99 -
On Sale
TPHD 6-5 X 114 Inch Chrome Exhaust Kit W/ West Coast Turnout Stacks & Long Drop Elbows For Peterbilt 378, 379, 389
TPHD
Now: $1,836.89Was: $2,040.99Peterbilt Chrome 6 Inch Exhaust Kit W/ 55 Inch Spool & Long Drop 90Degree ElbowsUpgrade your vehicle's exhaust system with our West Coast Exhaust Kit, featuring a 6-5 Long Drop 90 Elbow and a 55 Spool. This comprehensive kit includes two 6x44 Inch West...Now: $1,836.89Was: $2,040.99 -
On Sale
TPHD 6-5 X 96 Inch Chrome Exhaust Kit W/ West Coast Turnout Stacks & Long Drop Elbows For Peterbilt 378, 379
TPHD
Now: $1,836.89Was: $2,040.99Peterbilt Chrome 7 Inch Exhaust Kit W/ 52 Inch Spool & 90 Degree Long Drop ElbowsUpgrade your vehicle's exhaust system with our West Coast Exhaust Kit, featuring a 6-5 Long Drop 90 Elbow and a 52 Spool. This comprehensive kit includes two 6x44 Inch West...Now: $1,836.89Was: $2,040.99 -
On Sale
TPHD 7-5 X 114 Inch Chrome Exhaust Kit W/ West Coast Turnout Stacks & Long Drop Elbows For Peterbilt 378, 379, 389
TPHD
Now: $2,327.39Was: $2,585.99Peterbilt Chrome 7 Inch Exhaust Kit W/ 55 Inch Spool & 90 Degree Long Drop ElbowsEnhance your vehicle's exhaust system with our West Coast Exhaust Kit, featuring a 7-5 Long Drop 90 Elbow and a 55 Spool. This comprehensive kit includes two 7x60 Inch West...Now: $2,327.39Was: $2,585.99