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 Buyer's Guide tab for the complete list.
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.
What is the WIX 42422?
It's a WIX HD Engine Air Filter (MPN 42422) with cellulose filtration media, designed to trap airborne contaminants before they reach the engine's intake air stream.
What does this air filter fit?
It's a direct-fit replacement for the listed applications, including the 1981-1988 GMC Astro (L6-14.0L) and 1981-1988 GMC Brigadier (V6-9.0L), plus hundreds of off-highway machines. See the Buyer's Guide tab for all 333 applications.
What is the filter made of and how big is it?
It uses HD cellulose filtration media. Height is 18.500 in, outer diameter (top and bottom) is 12.088 in, inner diameter (bottom) is 7.729 in, and it carries a 990 CFM rating.
When should I replace this air filter?
Replace it when the element is visibly dusty or clogged, or at your engine's OEM air filter change interval. WIX HD filters are recommended for OEM change intervals.
How many filters do I need?
The listed applications use one filter each (Quantity Per Application: 1), and this listing is for a single filter.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
