See "Tires" on page 5 of chapter 12 "Specifications" in the "OWNER'S MANUAL"...
best tires for Subaru outback 2008
what tires can I use for my 2005 Subaru Outback 2.5i Wagon?
The 2008 Subaru Outback is a gas-powered vehicle.
The 2008 Subaru Outback has a 5-speed manual.
The 2008 Subaru Outback has a flat 4 engine.
The 2008 Subaru Outback is 15 ft. 9 in. (189 in.) long.
The 2008 Subaru Outback runs on regular unleaded.
The 2008 Subaru Outback's turning circle is 35.4 ft..
The height of the 2008 Subaru Outback is 5 ft. 3.2 in. (63.2 in.).
The 2008 Subaru Outback has single overhead cam (SOHC).
The curb weight of the 2008 Subaru Outback is 3350 lbs..
The 2008 Subaru Outback has 16 valves.