The Colberg High Performance Tractor Pulling Fuel & Diesel Racing Fuel is designed to give you the edge you need to take your tractor pulling or diesel racing to the next level. With increased acceleration, torque, and overall power, you can feel the difference in the performance of your vehicle. Plus, the fuel has been tested and proven to give you the results you need to win. Get the power and torque you need to win with Colberg High Performance Diesel Tractor Pulling and Diesel Racing Fuels!