THE SMART TRICK OF B16 HONDA THAT NOBODY IS DISCUSSING

Can n e a person convey to me what type of gain in hp i should really b acquiring? Also so i'v checked out obtaining a mugen air filter an box to but there v expensive, dose n e a person no if its worthy of having one an what acquire I might get from it. Thanx AshtonFor the people planning to import an engine from Japan, receiving among the list of