We intentionally damaged the CP4 in our 2016 Ford Super Duty to verify the effectiveness of the S&S Diesel Motorsport Gen2.1 6.7 Power Stroke CP4 Bypass Kit (Disaster Prevention Kit)… and we used it to haul our race trailer up to the Ultimate Callout Challenge. The skeptics call our kit snake oil, so we’re going all out to prove that it isn’t.

In “Is It Snake Oil? – Part I,” we purposely damaged the CP4 in our 2016 Ford Super Duty and pulled our race trailer to the Ultimate Callout Challenge, with the S&S Gen2.1 Disaster Prevention Kit installed.

Did the truck make it home? More importantly, did the Gen2.1 Bypass Kit protect the rest of the fuel system? Find out in “Is It Snake Oil? – Part II.”