Quote:
Originally Posted by RPIpower
Complete nonsense as the thermal efficiency of an intercooler is relative to the inlet, outlet and the ambient temperature. I have NEVER seen an intake of that nature to make any power unless you are going to dyno it with the hood open and a fan blowing at the filter. Id like to know why is it that a car with one of those intakes goes into limp mode after 4-5 consecutive dyno pulls whereas with the stock, it can go on for 15+ consecutive runs.
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We have also tested the open filter intakes on our 335 and found that with the hood closed or open the car loses power the more we ran it on the dyno. The stock air box on BMW's is actually very good.