Release the clamp on the inlet duct and remove the duct.
Release retaining clips of the air filter cover.
Remove the cover, lift it and remove the element.
Removing and installing the air filter element for engine SR20DE.
Removing and installing the air filter element for engine SR20Di.
Clean cloth, wipe the inside of the filter housing, then install the new element. If an item has a label "TOP", be sure to install it with this side facing up.