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F8x Custom Tune

Ah the S55, a stock motor capable of 600+ whp is no joke!

Custom Flex Fuel tunes on BM3 Custom rom enabled BMWs

Re|flex or AIC/2 port injection custom tune paired with your boosted BMW custom tune

Upgraded turbo Custom tune / required if your BMW has aftermarket turbos

3 Stages of tune available depending on mods done to the car. Fill out your build sheet and send it in addition to you purchase receipt.