Clean the aftermarket air filter under the hood in your 1994-1998 Dodge 5.9L Diesel with a Filter Cleaning Kit. Simply match up the filter media style and filter brand to ensure you get the right kit to maintain your air filter. Shop at XDP today and find Filter Cleaning Kits for your S&B, AFE, K&N, AEM, filters and more! Regular cleaning intervals can help you get the longest life out of your aftermarket air filter. Aftermarket filters are dry or oiled and feature a synthetic or cotton gauze filter media.