5th Gear Auto is now equipped with the latest in emissions testing equipment for all cars and light duty trucks with diesel engines. Utilizing a Mustang Dynamometer, we are able to give you accurate test results that you can trust from a licensed Colorado diesel emissions testing station. Should any problems arise, 5th Gear can also repair your vehicle on location, ensuring you are on the road safely, and legally. You can feel at ease with our promise to treat your vehicle as though it was our own.

We can also provide you with proper documentation proving compliance with the state emissions standards, required for renewing registration.