I was wondering what results you guys get? To get mine to run it I changed to the fuel filter to a 530i one and replaced the fuel pressure regulator to a e46 m3 one to raise the fuel pressure to 5 psi to get enough fuel running. The power band feels much smoother and has more high end as well.

I got my 325ci in exchange for my Volvo V70. After I tuned my friends Nissan 200 with M50 I decided that it would be a bit more power in my car. Bought a m54b30 engine along with a 5 speed zf box. A cast manifold with T3 flange, two gst 450 fuel pumps, forged rods, dp pistons, flywheels...

I looked everywhere and cannot seem to find a number for the weight of the Style 102 wheels, which are stock on an E85 Z4. Wheel dimensions are 16"x7" ET+47mm.

I have a 04 330ci, and I am thinking about putting Nick G turbo kit into my car. From my understanding the stage 2 isn't for my year of the 330, and my car isn't a ZHP, so I wasn't sure which one I would order. My other thought is that has anyone ran this kit on e85 yet? I would like to make my...

Hey guys. Today we began with our newest projects around the shop. We'll be installing a direct port nitrous system from Saad Racing :4ngie: as well as a ProEFI 128 system w/ flex fuel. My car was baselined today (dyno graph below). Tomorrow we're going to remove the AFE "Stage 1" intake and...

Sound Performance Sale on ProEFI BMW Systems Purchase any ProEFI system, receive a FREE Color CAN Display!! SP ProEFI systems include: Pro128 EMS E46 specific Adapter Harness 5 Bar Map sensor Wideband sensor kit Fuel Pressure sensor iBoost solenoid (switches built into factory BMW cruise...

I have seen a number of posts and remarks with some confusion about what exactly Flex Fuel means. I decided to make a quick thread to help clarify everything for both the ProEFI and E85 in general. E85 Basics: Ethanol is an American-based product that both stimulates local argricultural...