S&S Diesel Duramax High Pressure Pumps

Upgrade your Duramax fuel system with a range of high-performance CP3 pumps, engineered to deliver precise, reliable fuel flow for stock and heavily modified engines. Whether you are building a stock replacement setup or a high-output performance truck, these CP3 pumps offer options to match nearly any application.

Available CP3 Pump Options and Features:

• Duramax CP3 – New LBZ-based: Compatible with LB7, LML, and dual CP3 kits. High-quality LBZ-based design for reliable fuel delivery. Cannot be sold as a stock LBZ replacement.
• Duramax SuperSport CP3 – New: Optimized for >3,500 RPM performance builds. High-output CP3 pump for increased flow under heavy loads.
• Duramax 10mm CP3 – New: 1,325 mm³/rev displacement, designed for stock or lightly modified applications, high-precision fuel delivery.
• Duramax 10mm High Speed CP3 – New: 1,325 mm³/rev displacement, high-speed optimized for engines running higher RPMs.
• Duramax 12mm CP3 – New: 1,590 mm³/rev displacement, ideal for medium to high-output builds with enhanced fuel delivery.
• Duramax 12mm High Speed CP3 – New: 1,590 mm³/rev displacement, high-speed optimized. Optional SP3000 Supply Pump version is available for extreme builds.
• Duramax 14mm CP3 – New: 1,850 mm³/rev displacement for heavily modified engines requiring increased fuel delivery.
• Duramax 14mm High Speed CP3 – New: 1,850 mm³/rev displacement, high-speed optimized. Optional SP3000 Supply Pump version is available.
• Duramax Ordnance 650 CP3 – New LBZ-based with Gear Pump Delete Plate: 1,850 mm³/rev displacement, 650 l/hr flow rate, includes Gear Pump Delete Plate for custom fuel systems.
• Duramax Ordnance 650 CP3 – New LBZ-based with Gen2 SP3000 Mechanical Supply Pump: 1,850 mm³/rev displacement, 650 l/hr flow rate, includes Gen2 SP3000 supply pump for extreme performance.

All CP3 pumps are built with high-quality, OE-spec components for reliable fuel delivery and long-lasting durability. Choose the correct pump for your Duramax engine based on your performance goals, RPM range, and application requirements.

Return Policy: All returns (not core returns) are subject to a 20% restocking fee. Refunds will only be issued once the item is received in new and unused condition.