3109 results for '2003-on'

Let’s break down how to maintain peak emissions performance and avoid excessive repairs on big truck exhausts. Key Takeaways DPFs trap soot, while DEF reduces harmful nitrogen oxide emissions. Watch

DOT semi truck inspections can make anyone nervous. There are multiple levels that start from a quick 10-minute check with the driver’s credentials to an hour-long mechanical inspection of the rig. If

Replacing exhaust stacks on a Peterbilt 379 is a bit easier than some other truck models, the installation process can still be time-consuming and tedious.  If you're an owner-operator installing new

Diesel fuel often contains air, vapor, water, and fine debris - harmful contaminants that hurt fuel pressure stability, injector life, and injection pump health. FASS (fuel air separation system) help

Choosing the right heavy-duty aftermarket exhaust kit is important. The quality of the kit’s materials will affect the performance, visual appeal, and even DOT compliance of your Peterbilt semi truck.