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S55 M3/M4 Fuel System Upgrades

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  • Basic Port Injection Tuning Package
    Basic Port Injection Tuning Package
    Basic Port Injection Tuning Package   If you have purchased one or our D.I.Y. kits or purchased one of our port injection kits on the used market and need assistance dialing in your fueling, then this option is for...
  • Fuel-It! Flex Fuel Apps
    Bluetooth Flex-Fuel Analyzer
    This is the complete plug and play solution for adding a Bluetooth compatible analyzer to your Continental flex-fuel sensor. We now have two different options for you to choose from based on your needs.  Both option...
  • Basic Direct Port Meth Injection Kit
    Direct Port Meth Injection for S55 equipped cars
    Are you running meth or planning to run meth but want better control, distribution, and additional capacity?  If so, this kit is for you.  Our Direct Port Meth Injection (DPMI) kits have six individually...
  • Upgraded fuel line from the HPFP to the tank with ethanol sensor
    F-Series 235i, 335i, 435i, M3, and M4 Fuel Line and Ethanol Sensor Upgrade
    We currently offer four options to upgrade the fuel feed lines on your and N55 equipped 135i, 235i, 335i, F-series BMW.  All fuel lines upgrades are 3/8" (AN6) and E85 compatible.  In addition we utilize our own...
  • Part #13577394 (long)
    Flex-Fuel Sensor
    Two options to choose from: Genuine GM Ethanol Sensor Part #13577394 (long) Genuine GM Ethanol Sensor Part #13577379 (short) Note: An ethanol analyzer must be used in conjunction with this sensor to read your ethanol...
  • Basic Port Injection Kit
    S55 M3/M4 Port Injection
    Are you running more E85 or making more power on pump gas than your HPFP (High Pressure Fuel Pump) can support? We have developed a port injection kit for your S55 that will provide you with the additional fueling capacity...
  • Set of 6 Bosch Flow Matched Injectors
    Set of 6 Bosch Flow Matched Injectors
    $499.00 $269.00
    One set of six Bosch flow matched injectors with 42mm bodies. Compatible with gasoline, methanol, and ethanol. Fit all of the Fuel-It! Port Injection Kits Package includes flow test results, silicone lube, and 14mm...