The BD Diesel
Engineering Advantage
Overcoming OE Failure Points
Correcting factory flaws to safeguard your Cummins. From heat-damaged electronics on older VP44 pumps to catastrophic metal-debris failures on 2019-2020 CP4 systems, factory fuel setups have built-in vulnerabilities. BD re-engineers these components from the ground up, utilizing hardened internals, advanced coatings, and robust conversion kits to eliminate known factory weak points for good.
Precision Micro-Inch Calibration
Eliminating dangerous cylinder-to-cylinder variances. Operating at pressures exceeding 26,000 PSI leaves zero room for error. Every BD injector and pump is machined to micro-inch tolerances and verified on automated, computer-controlled flow benches. This guarantees perfectly balanced fuel delivery across all cylinders, preventing dropped cylinders, high EGTs, and component failure.
Advanced Pressure Management
Sustaining rock-solid rail pressure under heavy loads. Aggressive tuning and heavy towing quickly expose the limits of factory fuel volume, causing dangerous pressure drops. Our engineered fuel components feature optimized internal sealing and upgraded plungers designed to maintain unwavering rail pressure, ensuring complete atomization and immediate throttle response when your engine demands it most,