Cummins Fuel System Components

Why take a chance on reusing feed tubes with a brand new set of S&S Diesel Motorsport injectors? We recommend genuine Bosch feed tubes with every injector install, and we have plenty on hand to ship with every injector we sell. Don’t let an inexpensive, yet...

Are you removing the injectors and don't want to reuse the seals? You are making the right choice. Replacing the injector seals is cheap insurance that you won't have an issue when you get the truck back together. Don't risk having to do the...

Have your feed tubes been in service for some time?  Might there be a chance that the extended hot cranking you've been experiencing is due to leakage at the feed tube/injector interface? Then we highly recommend that the feed tubes be replaced whenever the...

Have your feed tubes been in service for some time?  Might there be a chance that the extended hot cranking you've been experiencing is due to leakage at the feed tube/injector interface? Then we highly recommend that the feed tubes be replaced whenever the...

Do you have an engine lope at idle or surging while driving? Are you seeing unusual rail pressure fluctuations? Your 6.7 Inlet Metering Valve may be the root cause.    Also known as the FCA (fuel control actuator) or the MPROP, this component can...

Are you removing the injectors and don't want to reuse the seals? You are making the right choice. Replacing the injector seals is cheap insurance that you won't have an issue when you get the truck back together. Don't risk having to do the...

Advancements made in common rail diesel injector technology have pushed factory fuel rails well past the intended capacity they were designed for. As the injected quantity increases, so does the drop in rail pressure during the injection event. Increasing the fuel rail volume will...

Have your feed tubes been in service for some time?  Might there be a chance that the extended hot cranking you've been experiencing is due to leakage at the feed tube/injector interface? Then we highly recommend that the feed tubes be replaced whenever the...

Are you removing the injectors and don't want to reuse the seals? You are making the right choice. Replacing the injector seals is cheap insurance that you won't have an issue when you get the truck back together. Don't risk having to do the...

Are you concerned about the possibility your CP4.2 could fail and damage your injectors as well as contaminate the rest of your high pressure system? Our System Saver Inlet Metering valve (also called FCA and MPROP) offers an affordable option to help protect your...

Do you have an engine lope at idle or surging while driving? Are you seeing unusual rail pressure fluctuations? Your 5.9 Inlet Metering Valve may be the root cause.    Also known as the FCA (fuel control actuator) or the MPROP, this component can...

Are you seeing intermittent rail pressure fluctuations that are causing running issues? The rail pressure sensor may be the root cause.   The fuel pressure sensor is a crucial part of the high pressure fuel system. It effectively measures fuel pressure allowing for proper...

This part can be used as a direct replacement for Bosch part number 0 445 226 014, as well as Cummins part number 4929618, 3957077, and 5086869AB.  

Are you seeing intermittent rail pressure fluctuations that are causing running issues? The rail pressure sensor may be the root cause.   The fuel pressure sensor is a crucial part of the high pressure fuel system. It effectively measures fuel pressure allowing for proper...

Do you have an engine lope at idle or surging while driving? Are you seeing unusual rail pressure fluctuations? Your 6.7 Inlet Metering Valve may be the root cause.    Also known as the FCA (fuel control actuator) or the MPROP, this component can...

Are you seeing intermittent rail pressure fluctuations that are causing running issues? The rail pressure sensor may be the root cause.   The fuel pressure sensor is a crucial part of the high pressure fuel system. It effectively measures fuel pressure allowing for proper...

Are you removing the injectors and don't want to reuse the seals? You are making the right choice. Replacing the injector seals is cheap insurance that you won't have an issue when you get the truck back together. Don't risk having to do the...