The Peterbilt 388 DPF & Mufflers product lineup features a wide range of high-quality exhaust system components and diesel particulate filters (DPFs) designed for Peterbilt 388 semi-trucks. This product lineup offers a diverse selection of mufflers, resonators, and DPF replacements to help keep your Peterbilt 388 running at peak performance and efficiency. Whether you need a direct replacement for a worn-out muffler or are looking to upgrade to a performance exhaust system, this product lineup has the parts you need. The products featured are built to withstand the rigors of heavy-duty use and provide long-lasting service. Upgrade your Peterbilt 388 with the best DPF and muffler solutions on the market.