Your Cummins's exhaust manifold plays a significant role in ensuring your vehicle is running at its best. Here's what will happen if you drive without one.

While DIY replacement of the CP4 injection pump and associated fuel system components is possible ... Specifically, a diesel engine with a bad CP4 pump could misfire, be hard to start, exhibit ...

the Power Service Diesel Kleen Max HP formula is designed to clean injectors and lubricate the components of the fuel system, making it ideal for older models running on modern fuel. Power Service ...

These physical differences come into play when diesel attempts to make its way through a gasoline vehicle's fuel system and engine components. Diesel is also not as combustible as gasoline. Since each ...

Using regular diesel, our 2002 Jetta TDI clocked 15 ... Fortunately, most modern diesels already use nonrubber synthetic fuel-system parts. Otherwise, those parts can be replaced with readily ...

Before you start removing parts to access the CP4 pump ... CP4 pump from contaminating the rest of the fuel system. Some preventive diesel engine maintenance could prolong the life of your ...