Fit one of our Mitsubishi Sigma air filters into your compact car and you get a reusable design that gives you long life by just cleaning it on a regular basis. These Sigma performance filters arrive pre-oiled and ready for a rapid installation into your engine compartment.
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You can acquire the big stuff, debris .005" or larger, with the Mitsubishi Sigma custom prefilter. When you need to clean your performance filter, get enough solution in our Sigma air filter cleaning kit for two cleanings or about 100,000 miles. With washable and reusable Mitsubishi K&N filters, you drive 50,000 miles between cleanings.