Pros and cons of these k&n drop in filters? I've read mixed reviews about them would love Reddit's insight in these. i have a base model 2015 370z with 69,xxx miles :
Camaro SS K&N Drop-in Filter Dyno Results and Review - YouTube
K&N Drop-In Air Filter (Cayenne 958)
K&N Drop-In Filter R50 MINI
K&N Drop-In Replacement Air Filter 2015-2018 Mustangs - JDM Engineering