The PJ1 range of specialty lubricants, paints and maintenance products leads the way providing unrivaled performance for bike and motor sports enthusiasts the world over. The PJ1 Spray Foam Filter Treatment Oil is an excellent way to increase the performance of your motorcycle or ATV air filter in an easy-to-use treatment. Prevents sand and grit from crippling your intake system. The tacky formula prevents pooling to ensure maximum efficiency. Rinses off with water. Safe on plastics. Leaves no film or residue. Has pleasant fragrance. Made with a red color to confirm uniform and even application and doesn't stain air filter. Regular use of the PJ1 Spray Foam Filter Treatment Oil maximizes motorcycle / ATV filter efficiency.