aFe Diesel Fuel Systems DFS780 Series 11-16 GM Diesel 6.6L V8(td) Full Time Operation 8-10PSI

The diesel fuel in your truck contains contaminants dirt, water and air/vapor which is reducing power and damaging your diesel fuel injectors. aFe's POWER DFS780 Diesel Fuel System, with its patent-pending design, is capable of removing power-robbing debris such as air, water and other contaminants. The DFS780 also boosts fuel pressure ensuring constant availability for the high-pressure pump, improving throttle response and horsepower at all RPMs. DFS780 Fuel Pump (Full-time Operation) GM Diesel Trucks 11-16 V8-6.6L (td) LML GM Diesel Trucks 11-16 V8-6.6L (td) LML Fitment 2011 Chevrolet Silverado 2500 HD LT 2011 Chevrolet Silverado 2500 HD LTZ 2011 Chevrolet Silverado 2500 HD WT 2011 Chevrolet Silverado 3500 HD LT 2011 Chevrolet Silverado 3500 HD LTZ 2011 Chevrolet Silverado 3500 HD WT 2011 GMC Sierra 2500 HD Denali 2011 GMC Sierra 2500 HD SLE 2011 GMC Sierra 2500 HD SLT 2011 GMC Sierra 2500 HD WT 2011 GMC Sierra 3500 HD Denali 2011 GMC Sierra 3500 HD SLE 2011 GMC Sierra 3500 HD SLT 2011 GMC Sierra 3500 HD WT 2012 Chevrolet Silverado 2500 HD LT 2012 Chevrolet Silverado 2500 HD LTZ 2012 Chevrolet Silverado 2500 HD WT 2012 Chevrolet Silverado 3500 HD LT 2012 Chevrolet Silverado 3500 HD LTZ 2012 Chevrolet Silverado 3500 HD WT 2012 GMC Sierra 2500 HD Denali 2012 GMC Sierra 2500 HD SLE 2012 GMC Sierra 2500 HD SLT 2012 GMC Sierra 2500 HD WT 2012 GMC Sierra 3500 HD Denali 2012 GMC Sierra 3500 HD SLE 2012 GMC Sierra 3500 HD SLT 2012 GMC Sierra 3500 HD WT 2013 Chevrolet Silverado 2500 HD LT 2013 Chevrolet Silverado 2500 HD LTZ 2013 Chevrolet Silverado 2500 HD WT 2013 Chevrolet Silverado 3500 HD LT 2013 Chevrolet Silverado 3500 HD LTZ 2013 Chevrolet Silverado 3500 HD WT 2013 GMC Sierra 2500 HD Denali 2013 GMC Sierra 2500 HD SLE 2013 GMC Sierra 2500 HD SLT 2013 GMC Sierra 2500 HD WT 2013 GMC Sierra 3500 HD Denali 2013 GMC Sierra 3500 HD SLE 2013 GMC Sierra 3500 HD SLT 2013 GMC Sierra 3500 HD WT 2014 Chevrolet Silverado 2500 HD LT 2014 Chevrolet Silverado 2500 HD LTZ 2014 Chevrolet Silverado 2500 HD WT 2014 Chevrolet Silverado 3500 HD LT 2014 Chevrolet Silverado 3500 HD LTZ 2014 Chevrolet Silverado 3500 HD WT 2014 GMC Sierra 2500 HD Denali 2014 GMC Sierra 2500 HD SLE 2014 GMC Sierra 2500 HD SLT 2014 GMC Sierra 2500 HD WT 2014 GMC Sierra 3500 HD Denali 2014 GMC Sierra 3500 HD SLE 2014 GMC Sierra 3500 HD SLT 2014 GMC Sierra 3500 HD WT 2015 Chevrolet Silverado 2500 HD High Country 2015 Chevrolet Silverado 2500 HD LT 2015 Chevrolet Silverado 2500 HD LTZ 2015 Chevrolet Silverado 2500 HD WT 2015 Chevrolet Silverado 3500 HD High Country 2015 Chevrolet Silverado 3500 HD LT 2015 Chevrolet Silverado 3500 HD LTZ 2015 Chevrolet Silverado 3500 HD WT 2015 GMC Sierra 2500 HD Base 2015 GMC Sierra 2500 HD Denali 2015 GMC Sierra 2500 HD SLE 2015 GMC Sierra 2500 HD SLT 2015 GMC Sierra 3500 HD Base 2015 GMC Sierra 3500 HD Denali 2015 GMC Sierra 3500 HD SLE 2015 GMC Sierra 3500 HD SLT 2016 Chevrolet Silverado 2500 HD High Country 2016 Chevrolet Silverado 2500 HD LT 2016 Chevrolet Silverado 2500 HD LTZ 2016 Chevrolet Silverado 2500 HD WT 2016 Chevrolet Silverado 3500 HD High Country 2016 Chevrolet Silverado 3500 HD LT 2016 Chevrolet Silverado 3500 HD LTZ 2016 Chevrolet Silverado 3500 HD WT 2016 GMC Sierra 2500 HD Base 2016 GMC Sierra 2500 HD Denali 2016 GMC Sierra 2500 HD SLE 2016 GMC Sierra 2500 HD SLT 2016 GMC Sierra 3500 HD Base 2016 GMC Sierra 3500 HD Denali 2016 GMC Sierra 3500 HD SLE 2016 GMC Sierra 3500 HD SLT