2 year filter replaced

[barkingspider]

04 Avalanche, past 2 years included multiple roads trips coast to coast, some off road including in desert environments (dusty). Vacuumed and rinsed out the air box and Replaced w new fram filter from Walmart

 

[totegoat]

Filter was filthy.

 

[Malo83]

About Time!

 

[racer12306]

Mine is almost 4 years/60000 miles old