Option 3: Sell 135i, buy 1M. At some point it is actually cheaper. All that body work adds up. Also, the 1M will have much better resale and liquidity than a customized 135i so the actual economics could work out better long term.
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2009 BMW 135i 6MT Sport, AFE intake, Cobb AP, Apex 18x8.5+9.5, 255/275 PSS
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