This Sinister aluminum coolant reservoir is designed for the 2017 - 2023 Ford F - Series with 6.7L Powerstroke engine. It helps prevent stress, leaking, and cracking while significantly boosting heat dissipation, strength, performance, and longevity. The reservoir features a sight glass for easy coolant level inspection. Key features include TIG - welded 6061 aluminum construction, being substantially stronger than OEM, pressure - tested, powder - coated in Sinister Blue, having 40% more coolant capacity than stock, and fitting with the 2020 Degas cap (factory Ford cap included). It comes with the Sinister Diesel Coolant Reservoir, installation hardware, and the factory Ford cap. Part Number: SD - DEGAS - 6.7P - 20.

Using this coolant reservoir is easy. First, make sure your vehicle's engine is cool. Then, remove the old coolant reservoir carefully. Install the new Sinister Diesel Coolant Reservoir using the provided installation hardware and attach the factory Ford cap. Check the coolant level through the sight glass regularly to ensure it's at an appropriate level. When it comes to maintenance, keep an eye on the reservoir for any signs of damage like cracks or leaks. If you notice any issues, replace it right away. Also, follow the manufacturer's recommendations for coolant replacement intervals to keep your engine running smoothly.