Sinister Diesel - EGR Coolers & Components

EGR Coolers & Components
The stock EGR cooler in your Cummins, Powerstroke, or Duramax-powered diesel truck is designed to recirculate up to 50% of your engine’s exhaust back through the intake to help reduce emissions during everyday driving. But when you’re demanding more from your truck, the stock EGR system can hinder performance and become a liability.

Undelete My Truck™

Click below to check out our UNDELETE KIT® and see how you can bring your Diesel Truck emissions system back to OEM spec! EGR Coolers from Sinister Diesel If you’re looking for the most reliable performance, while maintaining legal emissions, we have you covered with our fully TIG-welded EGR Coolers that are the perfect replacement for the notoriously weak stock components.

See The Sinister Diesel Difference

Sinister Diesel EGR kits, designed and manufactured right here in the USA. If you would like assistance in choosing the right EGR Cooler for your truck, you can reach us by phone, email, or through our convenient live chat.

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EGR Coolers & Components - EGR Coolers
The factory-installed EGR cooler in your diesel truck performs a vital function in keeping your Cummins, Powerstroke, or Duramax engine running properly. But a stock EGR cooler will often end up as...More Details »

EGR Coolers & Components Featured Products

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