Air Filter for 2006-2009 Cadillac STS - Wix WA11037

Keep clean, filtered air flowing into your engine with the WIX air filter, part number WA11037. This corrugated-style filter is designed to help protect the engine in both normal and severe driving conditions. It fits the 2006-2009 Cadillac STS with the V8-4.4L engine, and that application uses one filter.

• Built for real-world driving: WIX designs this filter for normal and severe service, including stop-and-go traffic, dirt roads, construction sites, short trips, and interstate travel.
• Enhanced cellulose media: The filter uses phenolic resin-treated enhanced cellulose media. WIX says this media provides excellent durability against moisture ingestion.
• More filtering media: WIX states that these filters contain 30% more media than OES filters.
• OEM change intervals: WIX recommends its filters for OEM air filter change intervals.

The filter sits in the intake airflow and traps dirt and debris before they reach the engine. Signs it may need replacing include a visibly dirty or clogged element and an overdue service interval. A restricted filter can also contribute to sluggish acceleration, but diagnose other possible causes before replacing parts.

Specifications: The filter has an oval, corrugated-style design with a closed top. It is light-duty, with cellulose media. Height is 3.27 in, outer diameter at the top is 11.89 in, and outer diameter at the bottom is 8.86 in. Country of origin: China.

Interchange: A3078C · AF3078 · 15813300 · CP31287 · 201037 · A5605 · A45605