Features: 1.OEM Number: The replacement original equipment part number is 90916?03046 for reference to assist you easily find exactly what you need. 2.Ideal Application: The heavy duty 45 degree water neck housing is a perfect replacement for LS LS1 LS2 LS7 to more accurately meet your demands. 3.Temperature Control: The premium 45 degree water neck housing is specially designed to control the temperature of the engine effectively for better performance. 4.Sealing Installation: The 45 degree thermostat housing is supplied with rubber seals to provide a sealing installation. Convenient to operate, perfectly match for the original car. 5.Stringent Manufacturing: Manufactured by high quality materials with strict process to have the same form, fit and function as OEM original, reliable and durable. Specification: Item Type: 45 Degree Water Neck Housing_x000D_ Material: ABS + Metal + Rubber_x000D_ OEM: 90916?03046_x000D_ Fitment: Replacement for LS LS1 LS2 LS7 PackageList: 1 x Water Neck Housing 1 x Flange 1 x Thermostat 2 x Sealing Ring 2 x Screw Note: 1. Please double check the part number of your item, matching information is for reference only._x000D_ 2. If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!