maintains a full line of CARB exempt 50-state legal performance products in addition to the race only products designed and intended for off-highway use. Our street exhaust systems have been designed and tested to give you the maximum amount of performance and meet the SAE sound test of no more than 95dBA. Weather you are just looking for a little better performance from your street machine, or are going for all-out race performance, the only name you need to know is GReddy.