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All, I have a unique situation on choosing a new turbo. My 2867 crapped out and I need a new turbo. I have all the support mods to handle any turbo for the platform. Tubular manifold, 4 port aux fuel, and all bolt ons. The 2867, was making close to 400 whp on E70. Laggy, made 28+psi around 5k...

I was told that my exhaust system might be a bottle neck and wanted to see what the forum thinks. 2867 gen 2 4 port aux 2j intake Mountune 2.5” CBE with a MAP catless downpipe What is the limit of a 2.5” exhaust? I was under the assumption that 2.5” should be able to flow more than enough...

All, Just seeing what is highest number seen on the AP. Some say it’s not accurate but I’m just curious if anyone has hit 350 or maybe 400? Thanks

What’s is the record?

All, What are the largest charge pipes to clear the pierce motorsport six point bracing? Are cold pipes necessary for BT? Thanks

All, I have been looking all over haven’t found much on this turbo the 2867 gen 2. I am seeking real world opinions about this turbo. This would include proper aux fueling and manifold. How reliable are these aux fuel kits? The car is being used as a commuter and unfortunately for me it is...

2014 FiST 58k Miles. E30 X37 FBO While driving from the airport and merging on a side street the electronics cut out. I’m talking about everything. Once, I was on the side of the road, I saw a message on the sync stating something along the lines of powering car down to save battery. The engine...

All, Just wanted to see how accurate this monitor is. Also, does anyone know what the LTFT STFT should be when running E30. Thanks

Does anyone know how much more power can be obtained with this fuel change? X37 and bolt ons.

I have a friend with a x6m (155 limited) and says there is no way a FiST can hit or exceed that speed. Juvenile question, absolutely. Figured someone here might be able to answer definitively. I assume with enough horsepower it might be possible. For instance with my x37 and mods should be...