Bmw 335i Upgraded Fuel Pump. Fuel pump replacement estimate for bmw 335i bmw 335i fuel pump replacement costs 600 on average. If you want to run higher than 40 ethanol which we suggest if you are looking to push past 450whp you will need to upgrade your low pressure fuel pump.
Bmw 335i fuel pump. The port injection option is typically used for those requiring extra fueling capacity and ceiling. This solution provides up to 25 more flow than fuel it s standard stage 2 upgrade up to 150 more flow than stock and includes the following.
Fuel it also offers throttle body injection for extra fueling capacity.
Bmw 335i fuel pump. If you choose to upgrade the primary pump do so at your own risk. The port injection option is typically used for those requiring extra fueling capacity and ceiling. This is a great option when you need to replace a stock fuel pump to support bigger horsepower.
