Rx8driver SG Any best Filter that i could find for an NA engine 2.0 L4 DOCH ?? i find that K&N is gd in cleaning the air but no Hp up???
KhidMasAE86 SG im using k&n for my G7 corolla...hmm very lean and nice. Got no hp up meh? mine can feel the difference from stock u know...
LittleTiger SG I have no idea for other car make…. but for proton engine…. no matter what open type filter you drop will not feel/ or do not have increased in hp.