2023 Ford Mustang 2.3L. 2023 Ford Mustang 5.0L. 2015-2023 Ford Mustang EcoBoost GT Shelby 2.3L 3.7L 5.0L 5.2L. 2015-2023 Ford Mustang Shelby 5.2L. 4 High Quality Durable AA5052 Alloy Aluminum Construction to withstand temperature variations and the corrosive nature of coolant.