AFE 42-14021 DFS780 FUEL SYSTEM - FULL-TIME OPERATION FOR 11-16 GM DURAMAX 6.6L

The AFE 42-14021 DFS780 Fuel System is designed for full-time operation in GM diesel trucks from 2011 to 2016 with a V8 6.6L engine. This high-quality system is engineered to enhance the performance and durability of your vehicle's fuel system.

Featuring a clear high-impact polycarbonate sight glass, this fuel system allows for easy visual inspection of the fuel, providing transparency and peace of mind. The helical bronze spur gears are more forgiving of contaminants compared to steel gears and run quieter due to their design.

Constructed with a billet 6061-T6 aluminum manifold, this system eliminates concerns about porosity that can arise with cast aluminum. The "Marine Grade" motor is specially designed to withstand dust intrusion and powerful water jets, ensuring long-lasting performance in various conditions.

The plug and play installation process is straightforward and hassle-free, with a supplied harness that connects directly to the battery using Deutsch weather-proof connectors. No cutting or modifications to the stock fuel lines are required, and the vehicle can easily be returned to stock configuration if needed.

Other notable features of this fuel system include PEEK bearing wear surfaces for reduced noise and wear, contoured CNC machining of manifold passages for enhanced flow, and O.E. quality Viton Seals that are compatible with diesel and biodiesel fuels. The direct bolt-on steel mounting bracket ensures a secure installation while the fuel pressure gauge port allows for external monitoring.

With a flow rating of 187 GPH @ 8-10 psi and a typical two-hour installation time, the AFE 42-14021 DFS780 Fuel System is a reliable and performance-enhancing upgrade for your GM diesel truck. Proudly built in the USA, this system is designed to meet your fuel system needs efficiently and effectively.

Please refer to the CARB EO# D-550-37 for emissions compliance information and follow the provided instructions for a successful installation process.