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n55 software

  1. E90 Site Sponsors - Products, Sales & Group Buys
    Tischer BMW/ - NEW Dinan N55 Performance Software!!! 355 Horsepower @ 5300 RPM 401 lb-ft of Torque @ 3500 RPM Required Parts: None Dinan Performance Software is so much more than just tuning up the turbo boost. It is a fully re-tuned engine management program that maximizes...