K&N

1991-95 YJ Wrangler 4.0L 6 cylinder engine Adds 12.99 horsepower Improved throttle response K&N million mile warranty Wont void factory warranty The K&N Fuel Injection Performance Kit (FIPK) dramatically reduces intake restriction allowing your engine to inhale a larger volume of air than the original air filter box, approximately by 26%. Heat resistant materials keeps air inside tube cooler than metal tubes. More, cooler air means more usable power and torque throughout the... Read More Learn More

K&N Recharger® kits contain K&N air filter cleaner and air filter oil for cleaning any K&N Air Filter. Restores air flow efficiency so your K&N air filter performs like new! This kit contains Filter Cleaner and Re-Oiling fluid in a spray bottle form. Learn More

NEVER OIL YOUR AIR FILTER AGAIN K&Ns DRYFLOW Synthetic filter eliminates any warranty concerns on new vehicles because there is no chance of oil traveling up the inlet path and damaging the Mass Airflow (MAF) sensor. It's also much easier to clean and since you don't have to oil after cleaning (or wait for the oil to wick), service time is cut by approximately 90%! Just soap it, rinse it, shake it dry and go! Learn More