Originally Posted by deityXanthus
yeah man. what happened to the sound off thread. anyways. got a "q"
2009 wrx hatch. going to buy a fmic and cold air intake. do i need to get a tune with just that change?
Absolutely, but don't expect any big gains if you already have some sort of custom tune on your car. FMIC doesn't net a whole lot on the stock turbo setups. It does help with heat soak if you are hot lapping on the drag strip.