2mm will make the different already. More air to go in to the air chamber and combusion room. That's why some bore it until 64 or 67mm... After market TB like Jun is 70mm at inner diameter. But bigger doesn't mean better, big enough for ur engine OK lar. Don't tell me a stock b16a is going to put a 67mm or 70mm TB.
can anyone please help me... im thinking of buying rims that match my car... but i dont know what colour rims is suitable with the car im driving..
my car colour is phantom grey...
guys,
i'm loooking for cf hood and trunk ..can anyone give me some suggestion and price like....actually i looking for chargespeed..but waited for some time edy from wangan but still no stock...lazy to wait...