LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 2003 >> Impreza RS, Standard >> Repair and Diagnosis >> Engine Mechanical >> Lubrication System >> Lubrication System - Mechanism & Function >> Oil Filter
April 5, 2026: LEMON Manuals is launched! Read the announcement.

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.

Fig 1: Identifying Oil Filter
G01992902Courtesy of SUBARU OF AMERICA, INC.