Shop Freightliner Exhaust

4 State Trucks not only offers a Best Price Guarantee but also Free Shipping on Freightliner Exhaust Kits. Shop our large selection of Chrome Straight Stacks, Muffler Top Stacks with Flat Top, Miter Cut, Curved, Bull Hauler or West Coast Turnouts as well as OE Style Replacement Pipes and Replacement Elbows. Secure your Freightliner Exhaust with Clamps, Brackets and Bushings and stay safe and cool with Heat Shields, Sleeves and Wraps or Grab Handles.

Freightliner Exhaust Parts

Tough Parts. Smooth Flow. Built for the Long Haul. Your Freightliner's exhaust system does more than push fumes out—it impacts fuel efficiency, engine performance, and overall ride quality.

Optimize Your Freightliner's Exhaust System Performance

That’s why we stock a full range of aftermarket exhaust parts made to fit Cascadia, Columbia, Coronado, FLD, and more. From daily drivers to fleet rigs, we’ve got what you need to keep your system flowing clean and strong.

Shop quality components

- Straight pipes, elbows, and Y-pipes - Flex bellows and crossover tubes - Chrome stacks and mufflers - Heat shields, clamps, and brackets - Aluminized and stainless steel options
Choose direct-fit parts to save install time and avoid costly modifications. Whether you’re replacing a rusted pipe or upgrading to a chrome showpiece, our Freightliner exhaust parts deliver performance, durability, and serious style. Don’t let a worn-out exhaust drag your truck down. Upgrade with parts that are built to perform—and made to last.