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best chip
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  1. Engine, Driveline, Tuning
    I'm looking to get a chip for a 2000 323I i just picked up and want to know where i can get one for a good price and which have the best gains in HP, Torque, and MPG. And i have no idea if it's hard to chip it or not on your own so some info on that would be helpful aswell. A local shop said...
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