Mass Air Sensor: Compatible with for LS3, for LS7, and all universal for series engines 2014 and newer. Radius cut on bottom to accept 4inch pipe (can be used with 2.5inch-5inch pipe with more weld). Made of superior aluminum alloy material, waterproof, reliable, and in use. Built to greatly quality control standards, so it has a stable and excellent performance. Easy to Install: The installation is simple and does not require complicated operations, save time and effort. Ideal and direct replacement for old or sensor bung, dependable to use. Good Replacement: Compatible with many sensor part numbers and vehicle codes including, but not limited to the following: Gen III, IV, and V, engine codes: LS3, LS7, LS9, LSA, , LT2, L82, L83, L84, L86, L87, L8B, LT4, LT5. 15865791, 23262343, 23262344, 22895480, 23144941, 2134222, 12576410, 2133134 Color: Silver Material: Aluminum Alloy Package Contents: 1 x Mass Air Sensor Mount Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.