In-Depth Look at the Bosch CP4.2 High-Pressure Fuel Pump

Take an in-depth look at the Bosch CP4.2 high-pressure fuel pump, which is current technology for many diesel-powered vehicles. Learn how they fail and why it can damage the rest of the fuel system, and how the S&S Diesel Motorsport CP4 Bypass Kit can guard against it. #SSfueled