hey so has anyone installed the RPI scoops recently and seen any performance increase, i am just not convinced that a piece of plastic will gain you 15 hp, if anybody has some insight on this, it would be highly appreciated, thx
hey so has anyone installed the RPI scoops recently and seen any performance increase, i am just not convinced that a piece of plastic will gain you 15 hp, if anybody has some insight on this, it would be highly appreciated, thx
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