If you're looking for a 4 inch aluminized muffler delete pipe to fit your 4x4 aftermarket exhaust system, look no further than the Diamond Eye 4 Inch Aluminized Muffler Delete Pipe. This direct replacement pipe is constructed from high quality materials for durability and long lasting performance, and is designed to fit a 4x4x30" exhaust system. With its mandrel bent tubing and smooth radius bends, the Diamond Eye 4 Inch Aluminized Muffler Delete Pipe provides optimal airflow for increased power and improved sound. So if you're looking for an upgrade to your aftermarket exhaust system, don't go another day without the Diamond Eye 4 Inch Aluminized Muffler Delete Pipe.