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
6-5 X 114 Inch TPHD Exhaust Kit W/ West Coast Turnout Stacks & Long Drop Elbows
TPHD
Now: $2,136.59Was: $2,373.99Chrome 6 Inch Exhaust Kit With 55 Inch Spool & Long Drop 90 Degree Elbows Introducing our Exhaust Kit, designed to effortlessly enhance your vehicle's performance and style. This comprehensive kit includes all the essentials for a seamless exhaust...Now: $2,136.59Was: $2,373.99 -
On Sale
6-5 X 114 Inch TPHD 6-5 X 114 Inch Chrome Exhaust Kit W/ West Coast Turnout Stacks & OE Style Elbows
TPHD
Now: $1,836.89Was: $2,040.99Chrome 6 Inch Exhaust Kit With 55 Inch Spool & Factory Style Elbows Introducing TPHD Chrome Exhaust Kits! These kits offer an easy installation process and are made with top-quality chrome-plated steel components, all at a budget-friendly price. Each...Now: $1,836.89Was: $2,040.99 -
On Sale
6-5 X 114 Inch TPHD Exhaust Kit W/ Flat Top Stacks & Long Drop Elbows
TPHD
Now: $2,087.09Was: $2,318.996 Inch Exhaust Kit With 55 Inch Spool & Long Drop 90 Degree Elbows Introducing our Exhaust Kit, designed to elevate your vehicle's performance and style! This kit includes top-quality components to enhance your exhaust system. With a length of 114...Now: $2,087.09Was: $2,318.99 -
On Sale
6-5 X 114 Inch TPHD Chrome Exhaust Kit W/ Flat Top Stacks & OE Style Elbows
TPHD
Now: $1,781.99Was: $1,979.99Chrome 6 Inch Exhaust Kit With 55 Inch Spool & Factory Style Elbows Introducing TPHD CHROME EXHAUST KITS! These kits are made for easy installation, featuring top-notch components crafted from chrome-plated steel, all at an affordable price. Each kit...Now: $1,781.99Was: $1,979.99 -
On Sale
6-5 X 108 Inch TPHD Exhaust Kit W/ West Coast Turnout Stacks & Long Drop Elbows
TPHD
Now: $2,087.09Was: $2,318.996 Inch Exhaust Kit With 55 Inch Spool & Long Drop 90 Degree Elbows Introducing our Exhaust Kit, a comprehensive solution to upgrade your vehicle's exhaust system! This kit includes all the necessary components for installation, including two 6-5 inch...Now: $2,087.09Was: $2,318.99 -
On Sale
6-5 X 108 Inch TPHD Chrome Exhaust Kit W/ West Coast Turnout Stacks & OE Style Elbows
TPHD
Now: $1,781.99Was: $1,979.99Chrome 6 Inch Exhaust Kit With 55 Inch Spool & Factory Style Elbows Introducing our TPHD Chrome Exhaust Kits! These kits are designed to be easy for installers and come with all the quality components you need at an affordable price. Each kit...Now: $1,781.99Was: $1,979.99 -
On Sale
6-5 X 108 Inch TPHD Exhaust Kit W/ Flat Top Stacks & Long Drop Elbows
TPHD
Now: $2,037.59Was: $2,263.996 Inch Exhaust Kit With 55 Inch Spool & Long Drop 90 Degree Elbows Check out our Exhaust Kit! This kit is perfect for upgrading your exhaust system with quality components. It includes two chrome exhaust spools, two flat top chrome stacks, four...Now: $2,037.59Was: $2,263.99 -
On Sale
6-5 X 108 Inch TPHD Exhaust Kit W/ Flat Top Stacks & OE Style Elbows
TPHD
Now: $1,727.09Was: $1,918.99Chrome 6 Inch Exhaust Kit With 55 Inch Spool & Factory Style Elbows Introducing TPHD Chrome Exhaust Kits! These kits are easy for installers to use and come with quality parts at a great price. Made of shiny chrome-plated steel, each kit includes...Now: $1,727.09Was: $1,918.99 -
On Sale
TPHD 8-5 X 114 Inch Chrome Exhaust Kit W/ Miter Stacks, Long 90S & Chrome Tapered Y-Pipe
TPHD
Now: $2,717.99Was: $3,019.998 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt 378 & 379Upgrade your vehicle's exhaust system with our Aluminized Steel Exhaust Kit! This kit includes all the parts you need for better performance and a sleek look. With a length of 114 inches, it...Now: $2,717.99Was: $3,019.99 -
On Sale
8-5 X 114 Inch TPHD Chrome Exhaust Kit W/ Miter Stacks & OE Style Elbows
TPHD
Now: $2,376.89Was: $2,640.998 Inch Chrome Exhaust Kit With 55 Inch Spool Fits Peterbilt 378 & 379 Introducing TPHD Chrome Exhaust Kits! These kits are easy to install and made with really good materials, all at a great price. They're made of shiny chrome-plated steel and are...Now: $2,376.89Was: $2,640.99 -
On Sale
TPHD 8-5 X 114 Inch Chrome Exhaust Kit W/ Flat Top Stacks, Long 90S & Chrome Tapered Y-Pipe
TPHD
Now: $2,717.99Was: $3,019.998 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt 378 & 379Upgrade your vehicle's exhaust with our Exhaust Kit! Made of strong steel, it includes everything you need for better performance. With a length of 114 inches, it's designed to fit well. The...Now: $2,717.99Was: $3,019.99 -
On Sale
8-5 X 114 Inch TPHD Chrome Exhaust Kit W/ Flat Top Stacks & OE Style Elbows
TPHD
Now: $2,376.89Was: $2,640.998 Inch Chrome Exhaust Kit With 55 Inch Spool Fits Peterbilt 378 & 379 Introducing TPHD Chrome Exhaust Kits! These kits are easy to install and come with top-quality components at a great price. They're made of chrome-plated steel and measure 114...Now: $2,376.89Was: $2,640.99