BMW M57 (335D) - Dual CP3 Injection Pump Kit

    Included Components: PWM Controller w/ Wiring Harness  (plug and play / no splicing)  CP3 Support Mount  (Billet 6061 Aluminum) Belt Tensioner  (Billet 6061 Aluminum) Upper Driven Pulley  (Billet 6061 Aluminum) Lower Drive Pulley  (Billet 6061 Aluminum) Qty (3) High Flow CP3 Fittings  (304 Stainless) Upper CP3 Pulley Flange Nut Stainless Fasteners Poly-V Drive Belt High Pressure Fuel Hard Lines Expansion Tank Coolant Hose Low Pressure supply / return lines         Dual vs Single CP3 Comparision: Increase fuel supply AND reliability with dual CP3 high pressure injection pumps. Two independent pumps are far more reliable than even the highest quality modified single CP3. Decrease drive load & stress on the factory timing chain system.  The M57 timing chains have been known to fail even in stock applications, while driving a stock displacement R70 CP3 pump at stock fuel volume. Avoid increased drive load on the already highly stressed timing chain system.  This occurs when