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Dieselr 4" aluminized Cat & DPF/SCR race pipe for 2019–2024 Ram 6.7L Cummins—tested fitment, smooth flow, and durable steel construction.
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.
Fix L5P up-pipe failures with this stainless bolt-on kit. Better turbo response, lower EGTs, and no leaks. Fits 2017–2024 Duramax 6.6L.
GDP Commander Tune Files (2021 F-150 3.0L Powerstroke) add torque, throttle response, and fuel efficiency. Requires GDP Commander with 8 credits.
Get DIESELR Commander Tune Files for 2021 F-150 Powerstroke 3.0L. Custom calibrations with safe torque gains, improved efficiency, and tech support.