Included cast aluminum turbo inlet is designed for maximum airflow while maintaining compatibility with both factory and aftermarket air intake systems and OEM style drop-in turbo upgrades. Retains OEM-style widemouth oval inlet for a seamless install and utilizes a dual O-ring slip-fit connection at turbo compressor cover, providing a simple, leak-free installation. This kit also retains factory CCV function through a supplied billet aluminum fitting with a #10 ORB thread.