Freightliner Columbia 112/120 Exhaust Parts

Give your Freightliner Columbia 112 or 120 the upgrade it deserves with aftermarket exhaust parts built for performance, style, and long-haul durability. Whether you’re fixing a worn-out system or customizing your ride with chrome stacks, this collection is loaded with high-quality gear to get the job done right.

Why Upgrade Your Columbia 112/120 Exhaust System?

- Improve airflow for better engine efficiency - Boost fuel economy by reducing backpressure - Meet emissions standards with reliable DPFs and mufflers - Add some shine with polished chrome stacks and tops - Cut noise and protect performance with premium mufflers
Every part is built to handle the demands of heavy-duty driving. You get long-lasting durability, easy installation, and a clean, professional look for your rig. Here's what you can start upgrading. - Chrome Exhaust Stacks & Tips: Turn heads with custom styles and finishes - DPF Systems: Control soot and stay compliant - Mufflers: Quiet the rumble while maintaining exhaust flow - Elbows & Piping: Route exhaust gases efficiently and safely - Clamps, Brackets & Mounting Hardware: Keep everything secure and rattle-free - Exhaust Kits: All-in-one solutions for fast upgrades or replacements
Whether you're hauling freight across the country or keeping things local, your Freightliner Columbia's exhaust system is key to smooth operation and style. Add some power modifications with Freightliner Columbia 112/120 engine performance upgrades and swap out any worn-out Columbia heater and AC parts while you’re under the hood. Shop with confidence—these aftermarket exhaust parts are built to fit right, last long, and keep your big rig looking sharp and running clean.