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335D M57 Dual CP3 Kit

Regular price $1,189.00 Sale

This kit adds a second CP3 to USA spec 09-11 335D's. The second pump added is commonly found on a 5.9L or 6.7L Cummins, Bosch PN 0445020146. Combined with the stock M57 fuel pump in the OEM location, this setup will give fuel for approximately 900-1000whp. 


The stock M57 in tank lift pump has been tested to maintain supply pressure up to approximately 400whp with the dual cp3 kit. An add on upgraded lift pump kit is available as an option. The 100% plug and play in tank lift pump kit is all brand new parts custom assembled by Precision Raceworks using a Walbro 535 fuel pump. It is a bucketed system that is a direct factory replacement part. The top hat from your oem sending unit is the only part that needs to be transferred over. 

The dual cp3 kit includes the bracket, Fish Tuning dual cp3 controller, pulley hubs & pulleys, cogged belt, fuel lines, 27mm socket, fuel fittings, clamps, pump hub counterhold wrench, and all necessary hardware. All machined parts are made 100% in-house!


Available as a kit only or with a brand new Bosch pump with a 2 year unlimited mileage warranty. A 2700Bar genuine BMW rail pressure sensor is also available to add to each option. 

Instructions for the kit can be found here.