What is Pro Touring? Pro Touring is a hot rod term born out of the 90’s. It refers to any car or truck that has been modified in multiple areas to perform better than it did stock or from the factory. Pro Touring builds done correctly will meet or exceed modern day, OEM performance vehicles in the following areas of performance:  Suspension, Steering, Brakes, Tires and Engine modifications. These five…

What goes into the best 2.5” ID coilover springs for street, track and autocross? We’ve designed, developed and tested thousands of coilover coil springs over the last three decades. Every coilover shock absorber needs to run the proper coil spring to operate at it’s full potential. So what are some features to look for when selecting the perfect, performance coil spring for your coilovers? 1. Flat Ground, Square Spring Ends…