aFe MagnumFLOW Air Filters IAF P5R A/F P5R 3-3/4F x 6B x 4-3/4T x 5H 1971-chevrolet-bel-air-base-esi4742218 Installation is plug & play

Installation is plug & play through your accelerator pedal harness

Additional Slide Lock Provides Extra Protection

140843BC comes with the front extension pipe for the Crew Cab with Short Bed (6' 9") 160" Wheelbase configuration

GM LS Gen III - IV main bearing set 270 degree oil groove -

aFe MagnumFLOW Air Filters IAF P5R A/F P5R 3-3/4F x 6B x 4-3/4T x 5H 1971-chevrolet-bel-air-base-esi4742218 Installation is plug & playConstructed with 100 percent polyurethane on top and bottom, this high flow, oiled performance filter is our highest flowing media for improved horsepower and torque. Five layers of progressively finer mesh cotton gauze media provide maximum airflow for best performance results. Washable and reusable for multiple cleaning cycles, the tall open evenly spaced pleats provide excellent dust holding capacity for longer service cycle between cleanings.