FASS 2015-2016 Duramax 6.6L Titanium Signature Series - 100GPH Fuel Tank Fuel Air & Fuel the DRP series pump can

the DRP series pump can be installed by any novice mechanic and installs into factory mounting points making it the easiest installation of any aftermarket lift pump

effectively extending the life of both your Injection Pump and Injectors

Then returning the fuel

FASS Whisper Technology was in development and testing for over two and a half years to meet FASS Fuel System's high quality and durability standards

Decreases carbon monoxide and carbon dioxide emissions

FASS 2015-2016 Duramax 6.6L Titanium Signature Series - 100GPH Fuel Tank Fuel Air & Fuel the DRP series pump canFASS Fuel Systems Diesel Lift Pump 2015 2016 GM Duramax Lml 6. 6L Titanium Signature Series 100GPH (TS C12 100G). A FASS Fuel Systems can be a beneficial upgrade for your GM Duramax LML diesel engine, this is because your Duramax doesn't come with a factory lift pump like other diesels. This requires your CP4 injection pump to pull your fuel under a vacuum, adding additional stress to your CP4 Pump and risk introduce additional air into your fuel.