The International PayStar 5000 DPF & Mufflers category offers high-quality diesel particulate filters (DPFs) and mufflers to improve engine performance and reduce emissions. Key features include: - Stainless steel DPFs for Cummins ISX engines - Aluminized steel muffler inserts in various sizes (5", 6", 7", 8") - High-flow mufflers for improved performance - Galvanized steel exhaust resonators for durability - Chrome and aluminized steel options for added style Upgrade your PayStar's DPF and muffler system for better fuel efficiency, cleaner emissions, and reduced maintenance. This category provides the right fit for any PayStar configuration.