Billet aluminum IAT sensor bung kit for those of you that are making your own turbo piping kits on a 6.7 Cummins. This bung includes stainless socket head screws and is precision CNC machined. The bottom has a 4.5" radius to fit nicely on any 4" or 5" pipe. Key Features: - This bung includes stainless socket head screws and is precision CNC machined - The bottom has a 4.5″ radius to fit nicely on any 4″ or 5″ pipe - For years 2008- 2022. Compatible with: 6.7 Cummins IAT Bung, Air Intake, Cummins