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Dieselr aluminized turbo back single for 2003–2004 Ram 5.9L Cummins—improved flow, cooler temps, and corrosion-resistant durability.
Custom fitments
Tell us about your platform, performance goals, and timeline. We’ll map the parts, confirm availability, and send back a detailed quote with next steps.
Custom fitment brief
Outline your vehicle, performance targets, and timeline. The build desk will confirm availability, pricing, and next steps in writing.
DIESELR EFI Live Transmission Tune File (2013–2018 Cummins 6.7L AISIN). Improve shifts, throttle response, towing performance, and drivability.
Motor Vehicle Exhaust
Motor Vehicle Exhaust