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How to Prevent N54 Chargepipe Failure
How to Prevent N54 Chargepipe Failure Whhhhhhhhh–Pssssshhhhhhhhhh! (that’s my attempt of a spooling turbo followed by the blow-off valve) BMW's boost pressure release system is controlled by a diverter valve instead of a traditional blow off valve. A diverter valve serves the same purpose as a blow off valve, although they function somewhat differently. N54's come stock