Subaru 2002 Impreza Service Manual page 196

I
Lubrication
OIL FILTER
4. Oil Filter
The oil filter is a full-flow filtering, cartridge type that utilizes a paper element. It also has a built-in
bypass valve. The filter element has a special pleat design to increase the effective filtering area.
(1) Oil seal
(2) Filter body
(3) Bypass valve
(4) Pleated element
S2H0249B
LU-8