Engine Reliability and Performance Enhancement. Improve the longevity and performance of your Ford with the UPR Products Billet Head Cooling Mod. Specifically designed to eliminate hotspots in the #8 cylinder, this kit addresses a common issue that can lead to engine damage over time. The matte black finish and high-quality components ensure both functionality and a sleek look under the hood.Construction and Appearance. This cooling mod kit includes Viton O-rings and a steel braided hose, ensuring durable and reliable operation. The high-quality UPR AN fittings provide secure connections, minimizing potential leaks and maintaining optimal cooling efficiency. The bolt-in design ensures a straightforward installation process without the need for extensive modifications.Other Features. The head cooling mod is engineered to provide enhanced cooling efficiency across the engine, particularly in the critical #8 cylinder where higher temperatures can occur. This targeted cooling helps prevent engine knock and potential failure, especially in high-performance scenarios or under heavy loads.Installation. The bolt-in design of this head cooling mod allows for easy installation, using existing points and clearances in your Ford's engine bay. This makes it an accessible upgrade for those with basic mechanical skills, ensuring a proper fit and function without altering the engine's external architecture significantly.Application. Designed specifically for all 2011-2017 Ford Mustang GT Models and all 2015-2022 Ford Mustang GT350 and GT500 Models, this head cooling mod kit fits perfectly, integrating seamlessly with the existing engine layout. It's an essential addition for drivers looking to enhance their engine's durability and reduce the risk of overheating, particularly in high-stress driving conditions or performance applications.