The original warranty-friendly, DIY upgrade.

2.5 to 4 more MPG - 50 to 90 more HP

30-DAY MONEYBACK GUARANTEE / 3-YEAR Mfr. WARRANTY

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As seen on DoItYourselfRV.com - Article

Don't compromise your stock settings or equipment.

Today, keeping your stock diesel engine "stock" is crucial. That's why our performance modules are "Post-ECM" and designed to honor ALL factory settings and emissions equipment. We offer a driving-zone performance upgrade without an ECM footprint.

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