aFe Power - 42-13012 - DFS; Compatible with/Replacement for Ford DSL TRUCKS 99-03 V8-7.3L

Built-in Bypass For Stock Fuel System allows vehicle to run on stock fuel pump under light loads. 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. 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 and tear on the DFS780 pump. 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. Heavy duty bracket mounts to the frame and utilizes existing hole to secure. 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.