null
Shop by Make, Model & Year

Peterbilt 379 Exhaust Kits

Upgrade your rig with a premium Peterbilt 379 exhaust kit from 4 State Trucks. Shop our massive inventory of 6-inch, 7-inch, and 8-inch chrome stacks from popular brands like TPHD and Lincoln Chrome. Buy today and get free shipping on most complete exhaust systems!

Find Custom 6", 7", and 8" Peterbilt Exhaust Kits for Sale

Find 8-inch and 7-inch exhaust kits that come in quiet spool configurations, 1-piece stack designs (for a clean look and fewer leak points), and standard straight pipes (mirrors factory specs) offered by premium brands like Lincoln Chrome and value-conscious brands like TPHD. Explore 6-inch OEM exhaust kit replacements with functional 58-degree and 90-degree long-drop elbows for a custom show-truck profile on your day cab and sleeper setups (both unibilt and non-unibilt).

What’s Included in Our Peterbilt 379 Exhaust Kits

Inside our complete kits, you'll find everything you need to add new chrome stacks: - Custom stacks in multiple heights and styles. - Heavy-duty spools (center sections) and Y-pipes. - High-flow mufflers, elbows, and secure clamps. - Flexible connectors, grommets, and mounting brackets. Maximize your exhaust system’s efficiency by pairing it with our aftermarket Peterbilt 379 charge air coolers and radiators. Don’t just upgrade the stack, replace individual Peterbilt 379 replacement exhaust parts with ease. Shop by size, price range, or brand today.

Introducing the Official 4 State Trucks Mobile App – Gear Up On the Go!