Originally Posted by Rymaster
The only reason I mentioned fuel rails is because of the recall issued for my year WRX, which has issues with a leaking fuel rail in cold weather. The intake will be off anyways so might as well address the recall issue at the same time.
I had this leak. The car smelled like gas after I started it - especially when it was cold outside. You will know if you have it. Easiest thing to do is replace the one line that is the source of the problem with a longer hose. I just tore everything out and converted to parallel rails.