2004 subaru forester gas tank vent. With complete lines of genuine Subaru Forester Fuel Tank Vent Valve available at unbeatable market prices, we ensure top quality, reliability, and durability. It sat on the driveway for about a month and a half with 1/4 gas in it. Vent Valve. The small one, once removed, allows the tank to fill normally. My only complaint is the shipping speed sucked, that is not this seller’s fault. 2006 Subaru Forester. The vent valve connection is not connected to anything - I would think the air would be coming out of it. Fuel tank. This is a 2000 Forester. Shop 2004 Subaru Forester Emission Check Valve. aikq ymxpk qdaz eh5thn dvr vy 7jt ajna imz lphz