The HKS 200mm Super Power Flow replacement filters are offered in both the red 2 layer "wet" filter and the green 3 layer "dry" filters. The Red HKS Super Power Flow filter replacement filter needs to be cleaned or replaced every 3-6 months or 2000-3000 miles. This is the 200mm red replacement filter that is the "wet type" that needs to be cleaned and oiled.
The 200mm green filter is the "dry" type that is better for dustier, dryer climates. Both types of HKS filters and the filter pods that they work in are known for having some of the best flow rates in the industry for your high performance car. This is the filter replacement only and the HKS filter pod will need to be purchased separately. The price is for (1) filter.
* Approximate change period:
Green Dry type: after 6 to 12 months, or drive 6,000km to 10,000km
Red Wet type: after 3 to 6 months, or drive 3,000km to 5,000km