AFE: ProHDuty Pro 5R Air Filter 9.28OD x 5.25ID x 12.73H spar This air intake system produces

This air intake system produces 10 max horsepower

0L V8 Auto A6

4-5/32” to 3-3/4” Reducer:

2009 CHEVROLET AVALANCHE V8

Stage 2 omits it

AFE: ProHDuty Pro 5R Air Filter 9.28OD x 5.25ID x 12.73H spar This air intake system producesDETAILS: Five layers of progressively finer mesh cotton gauze media Constructed with 100% Polyurethane from the top and base High flow "oiled" conical performance filter Washable and reusable for multiple cleaning cycles Polyurethane flange with integrated bumps insures a tight no leak seal over the life of the filter With five layers of progressively finer mesh cotton gauze media between 100% polyurethane top and base, the aFe Pro 5R heavy duty