i am thinking to mod to straight flow for my Na Altezza(6MT), is it worth to do that? any other thing can improve my power besides of modding turbo or supercharge. i dont wan mod a lot, if possible wanna keep it...
my ride almost done after my conrod blown into pieces. i'm planning to do whole of my exhaust system back. the issue is how to make my exhaust sound like vtec. u know when the mivec kicks in it doesn't sound as syiok...