Red White & Boosted · July 1–6
Don't Leave Power on the Table

Great parts deserve a calibration to match. All DIESELR tune files are 25% off during the sale.

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Discount applies automatically at checkout.

DIESELR Exhausts

Diesel Exhaust

Exhaust systems and race pipes for Powerstroke, Duramax, Cummins, and EcoDiesel platforms. Calibrated, dyno-proven, and matched to your truck — select your platform and year to see fitment-confirmed options.

56 products

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Limited runs. When it’s gone — it’s gone.