The Grimmspeed OEM Downpipe to 3 inch Cat-Back Adapter is very popular for those upgrading to a 3 inch cat-back exhaust on their Subaru, while keeping their downpipe stock. This adapter also allows you to retain your stock donut gasket, which will eliminate any exhaust leaks between your stock downpipe and 3 inch cat-back exhaust system.
OEM Downpipe to Cat-Back Adapter (Subaru Turbo Models)
Most items may be returned within 30 days of the product arriving to your house or place of work. Returns will NOT be accepted on final sales, special orders, opened, installed, incomplete, or otherwise used products. In order to initiate a return, an RMA number must be requested and approved. All returns will be subject to a 15% restocking fee minus complete shipping cost. For complete details on our return policy, please see our Help and FAQ link under HELPFUL INFO.