ARLEN NESS Big Sucker™ Stage I Air Filter Kit - Black 50-337 Audi V8 Quattro Base 1992 Audi A4 Quattro Base 2013

Audi A4 Quattro Base 2013

phased and balanced)

reduce chances of engine knock timing retard

Polaris Ranger 570 Base 2016

Polaris - RANGER XP 1000 NORTHSTAR ULTIMATE - 2022

ARLEN NESS Big Sucker™ Stage I Air Filter Kit - Black 50-337 Audi V8 Quattro Base 1992 Audi A4 Quattro Base 2013Big Sucker Stage I Air Filter Kit Black Each hidden breather is O ringed at the heads and exits at the mouth of the injector carb to provide efficient engine breathing, eliminating the need for any external hoses or hardware, Radius air inlet provides maximum performance by providing unobstructed airflow, One piece aluminum backing plate features hidden breather technology, All necessary hardware and instructions are included