Castle Fireball

Castle® Fireball™ is a highly concentrated,one-shot cleaner, developed to solve most deposit build-up problems in today’s cars. Port and throttle body injectors can suffer from deposit build up in 1,000 miles or less.  You will notice a change in your car’s performance in just one tank full of fuel.  Castle® Fireball™ also cleans your car’s fuel system. 8oz