
Elevate your 2011+ Ford Super Duty with the S&S Diesel Motorsport Gen2.1 CP4 Bypass Kit, the latest evolution of the original Disaster Prevention Kit. Since its introduction in 2016, the S&S CP4 Bypass Kit has set the standard in protecting fuel systems from CP4 debris. The Gen2.1 version builds on this legacy with advanced enhancements for superior performance and reliability.
Designed and engineered by fuel system experts, the Gen2.1 kit offers unparalleled protection for injectors, rails, lines, and the tank. Key improvements include a 25-inch split-off from the CP4 pump to prevent contamination of clean fuel and a billet return filter head with a Donaldson P550943 filter to capture debris before it reaches the tank. The kit features OE-style quick connects for an easy installation without cutting factory lines or introducing potential leak points.
Features:
- Gen2.1 Upgrade: Enhanced design for superior debris protection.
- Improved Protection: Safeguards fuel injectors, rails, lines, and tank from CP4 debris.
- Easy Installation: OE-style quick connects for a clean, hassle-free install.
- Advanced Debris Management: 25-inch split-off line and billet return filter head with Donaldson P550943 filter.
- Enhanced CP4 Output: Supports performance improvements past 3,000 RPM.
- Universal Fit: One part number fits all 2011+ Ford Super Duty trucks with the 6.7 Power Stroke engine.
- Affordable Excellence: High-value improvements at a cost-effective price of $400.00 USD.
- Made in the USA: Crafted with precision and quality assurance.
Kit Includes:
- CNC Machined Billet Return Filter Head
- Donaldson P550943 Fuel Filter (9-micron at 99% efficiency)
- Quick Connect Lines
- Installation Hardware
Note: Patent Pending. CARB EO # PENDING. Currently not for sale in the state of California.
Upgrade your 6.7 Power Stroke with the S&S Diesel Motorsport Gen2.1 CP4 Bypass Kit for unmatched protection and performance.

Elevate your 2011+ Ford Super Duty with the S&S Diesel Motorsport Gen2.1 CP4 Bypass Kit, the latest evolution of the original Disaster Prevention Kit. Since its introduction in 2016, the S&S CP4 Bypass Kit has set the standard in protecting fuel systems from CP4 debris. The Gen2.1 version builds on this legacy with advanced enhancements for superior performance and reliability.
Designed and engineered by fuel system experts, the Gen2.1 kit offers unparalleled protection for injectors, rails, lines, and the tank. Key improvements include a 25-inch split-off from the CP4 pump to prevent contamination of clean fuel and a billet return filter head with a Donaldson P550943 filter to capture debris before it reaches the tank. The kit features OE-style quick connects for an easy installation without cutting factory lines or introducing potential leak points.
Features:
Gen2.1 Upgrade: Enhanced design for superior debris protection.
Improved Protection: Safeguards fuel injectors, rails, lines, and tank from CP4 debris.
Easy Installation: OE-style quick connects for a clean, hassle-free install.
Advanced Debris Management: 25-inch split-off line and billet return fi[...]
Elevate your 2011+ Ford Super Duty with the S&S Diesel Motorsport Gen2.1 CP4 Bypass Kit, the latest evolution of the original Disaster Prevention Kit. Since its introduction in 2016, the S&S CP4 Bypass Kit has set the standard in protecting fuel systems from CP4 debris. The Gen2.1 version builds on this legacy with advanced enhancements for superior performance and reliability.
Designed and engineered by fuel system experts, the Gen2.1 kit offers unparalleled protection for injectors, rails, lines, and the tank. Key improvements include a 25-inch split-off from the CP4 pump to prevent contamination of clean fuel and a billet return filter head with a Donaldson P550943 filter to capture debris before it reaches the tank. The kit features OE-style quick connects for an easy installation without cutting factory lines or introducing potential leak points.
Features:
- Gen2.1 Upgrade: Enhanced design for superior debris protection.
- Improved Protection: Safeguards fuel injectors, rails, lines, and tank from CP4 debris.
- Easy Installation: OE-style quick connects for a clean, hassle-free install.
- Advanced Debris Management: 25-inch split-off line and billet return filter head with Donaldson P550943 filter.
- Enhanced CP4 Output: Supports performance improvements past 3,000 RPM.
- Universal Fit: One part number fits all 2011+ Ford Super Duty trucks with the 6.7 Power Stroke engine.
- Affordable Excellence: High-value improvements at a cost-effective price of $400.00 USD.
- Made in the USA: Crafted with precision and quality assurance.
Kit Includes:
- CNC Machined Billet Return Filter Head
- Donaldson P550943 Fuel Filter (9-micron at 99% efficiency)
- Quick Connect Lines
- Installation Hardware
Note: Patent Pending. CARB EO # PENDING. Currently not for sale in the state of California.
Upgrade your 6.7 Power Stroke with the S&S Diesel Motorsport Gen2.1 CP4 Bypass Kit for unmatched protection and performance.
S&S Diesel CP4-6.7F-BP-G2.1 Installation Instructions