For many diesel trucks, the exhaust system that they come equipped with isn’t crafted with top performance in mind. For the average truck driver, this might not affect the driving experience, but you know that your truck has more it can give. A 6.7 Cummins filter back exhaust system can not only improve the performance of your truck, but it can also help with your truck’s fuel efficiency. Check out the 6.7 Cummins filter back exhaust available from Norcal Diesel Performance to see if it’s right for your truck, so you can get the most out of your diesel engine’s performance compared to its stock exhaust.