Air Filter for 1981-1988 GMC Astro & More - Wix 42422

Keep abrasive dust, grit, and airborne debris out of the intake air stream with the WIX HD Engine Air Filter 42422. It drops in as a direct-fit replacement for the listed applications, including the 1981-1988 GMC Astro (L6-14.0L), 1981-1983 GMC Astro (L6-14.6L), 1981-1982 GMC Astro (L6-7.0L), 1981 GMC Astro (V8-9.3L), and 1981-1988 GMC Brigadier (V6-9.0L), plus hundreds of off-highway machines powered by Detroit Diesel, Cummins, Deutz, Allis Chalmers, and other engines — 333 applications in all, so see the "Vehicles it fits" section for the complete list.

• Cellulose filtration media: heavy-duty (HD) media with skip-a-pleat media stabilization (where applicable) and pleat stabilization beads to hold the pleats in place.
• Durable construction: polyurethane and/or high-strength corrosion-resistant end caps with expanded-metal bodies for a durable, long-lasting filter.
• Lab-tested media: WIX HD air filters are tested per ISO 5011 to a minimum 99.9% contaminant-removal efficiency and are recommended for OEM air filter change intervals.
• Specifications: height 18.500 in, outer diameter (top and bottom) 12.088 in, inner diameter (bottom) 7.729 in, and a 990 CFM rating.

Mechanically, this filter traps contaminants before they reach the engine, helping restore proper intake airflow for normal engine operation. Signs it may need replacing include a visibly dusty or clogged element or reaching the OEM service interval. Manufacturer part number 42422. Made in the United States.