Built-in Bypass For Stock Fuel System:
Allows vehicle to bypass the DFS780 pump under light loads, reducing wear & tear on the DFS780. Also allows engine to run even if the DFS780 unit were to fail.
Clear High-Impact Polycarbonate Sight Glass:
Allows visual inspection of fuel.
Helical Bronze Spur Gears:
Bronze gears more forgiving of contaminants than steel gears. The helical spur gear design runs quieter than straight cut gears.
Billet 6061-T6 Aluminum Manifold:
Eliminates porosity concerns with cast aluminum.
"Marine Grade" Motor:
Protected against dust intrusion and powerful water jets.
Plug & Play Installation:
Supplied harness attaches directly to battery and utilizes Deutsch weather-proof connectors. No cutting or modifications of the stock fuel lines required. Vehicle can easily be returned to stock.
Boost Activated Pump Engagement:
Supplied preset boost switch activates pump only under load, reducing wear & tear on the DFS780.
PEEK Bearing Wear Surfaces:
The DFS780 spur gears ride on PEEK (Polyether Ether Ketone) bearing surfaces to reduce both noise and wear.
Contoured CNC Machining Of Manifold Passages:
Enhances flow through the manifold to reduce pressure drop due to flow restrictions.
Direct Bolt-on Steel Mounting Bracket:
Heavy duty bracket mounts to the frame and utilizes existing hole to secure.
Fuel Pressure Gauge Port:
1/8 NPT port allows customer to attach an external pressure gauge to monitor fuel pressure.
O.E Quality Viton Seals:
Compatible with diesel and biodiesel fuels.
Note: This system is not currently CARB exempt and is not available for sale in California or for use on any vehicle registered with the California Department of Motor Vehicle
Year Make Model SubModel Engine Fuel 2001-2004 Chevrolet Silverado HD 2500HD/3500HD (LB7) Duramax Turbo Diesel V8 6.6L Diesel 2004-2005 Chevrolet Silverado HD 2500HD/3500HD (LLY) Duramax Turbo Diesel V8 6.6L Diesel 2006-2007 Chevrolet Silverado HD 2500HD/3500HD (LLY/LBZ) Duramax Turbo Diesel V8 6.6L Diesel 2007-2010 Chevrolet Silverado HD 2500HD/3500HD (LMM) Duramax Turbo Diesel V8 6.6L Diesel 2001-2004 GMC Sierra HD 2500HD/3500HD (LB7) Duramax Turbo Diesel V8 6.6L Diesel 2004-2005 GMC Sierra HD 2500HD/3500HD (LLY) Duramax Turbo Diesel V8 6.6L Diesel 2006-2007 GMC Sierra HD 2500HD/3500HD (LLY/LBZ) Duramax Turbo Diesel V8 6.6L Diesel 2007-2010 GMC Sierra HD 2500HD/3500HD (LMM) Duramax Turbo Diesel V8 6.6L Diesel
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