FASS Titanium Signature Series Diesel Fuel System, Durrramax 6.6L (2011-2014) Accessories This warranty is against any

This warranty is against any manufacturer defects

The single O-ring & Bolt design creates the perfect seal insuring you have zero leaks

Fitment: GM 2500-3500 Duramax 2011-2014

FASS Whisper Technology (FWT) was engineered to meet the stringent demands of  today’s quiet diesel engines

FASS Titanium Signature Series Diesel Fuel System, Durrramax 6.6L (2011-2014) Accessories This warranty is against anyDescription FASS Fuel Systems Diesel System 2011 2014 GM Duramax 6. 6L Titanium Signature Series Fitment: GM 2500 3500 Duramax 2011 2014 A FASS Fuel Systems can be a beneficial upgrade for your GM Duramax 6. 6L diesel engine, this is because your Duramax doesnt come with a factory System like other diesels. This requires your CP3 injection System to pull your fuel under a vacuum, adding additional stress to your CP3 System and risk introduce