The formula for Traxxas air filter oil is specially made for filtration, not lubrication. It's extra-sticky to trap extremely small particles of dust and dirt in the foam element. Traxxas air filter oil is much more effective than standard oils which were never intended to be used for filtration. Use Traxxas stock and hop-up replacement parts to get the most out of your Traxxas RTR vehicles. This product is made from high quality materials and designed for long-lasting performance. This is replacement hardware for use on Traxxas vehicles; consult your user's manual for exact parts listings.