Quote:
Originally Posted by pits200
Come on, we have upgraded turbo cars pushing 700whp now on the stock engine while if you get a simple tune you'll be pushing 350whp max.
That tells you about the reliability.
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+1
Im pushing 350WHP/400+ TRQ and the engine is fine and I know it can take more. The 335i comes with 8.8 PSI (please correct me if im wrong) as standard, I'm running 13 and no engine issues other than the standard maintenance issues that would happen with or without a tune.
BB