2005 2007 Infiniti G35 Y Pipe Exhaust Downpipe GenericProduct Overview 1. Features double welded flex pipe insertion for enhanced durability and flexibility. 2. Increases high flow air, instantly gaining 10 to 20 horsepower for improved performance. 3. High quality exhaust manifold improves exhaust airflow, ensuring a better and more efficient driving experience. Specifications: Condition: 100% Brand New Materials: T 304 Stainless Steel Inlet Side: 2. 5" Outlet Side: 3. 0" Compatibility: For 2003 2009