The Dieselr Aluminized 4" Cat & DPF/SCR Race Pipe (2019–2024 6.7L Cummins) is engineered for Ram 2500 and 3500 owners who demand real strength, clean fitment, and dependable performance. Crafted from heavy-duty aluminized steel, this system improves exhaust flow, lowers EGTs, and withstands years of towing, hauling, and tuned operation.

Every Dieselr race pipe is precision-bent with mandrel tubing and welded flanges for smooth transitions and leak-free performance. The aluminized finish resists heat, rust, and road salt—perfect for trucks that rack up mileage in all conditions. Designed for a direct fit to OEM hangers, installation is straightforward and secure.

Built for work, built for endurance, and built to perform—the Dieselr Aluminized Cat & DPF/SCR Race Pipe is the reliable choice for modern Cummins owners who expect more than marketing talk.

Key Features

• 4" aluminized steel construction
• Precision mandrel bends for smooth flow
• OEM hanger compatibility
• Corrosion-resistant and heat-stable finish