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Originally Posted by Dmoney0823
I have not done the JB4 update and my gas mileage is still shit. Full bolt as well.
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before iso upgrade it wasnt this bad but now my car does 12 mpg lol and im not even abusing it
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e92 m3 dct
gintani stage 2+ full ethanol custom pulley and meth
kw clubsport,ap racing radical,volk te37sl,akrapovic rear,recaro profi xl,voltphreaks battery