1. New cooling circuit is replaced by a new cooling hose. The new exhaust gas circulation system is used to quickly exhaust the exhaust gas, thus increasing the horsepower. 2. Durable and reliable. 3. Corrosion resistant, non-fading, high performance. 4. Material: aluminum + stainless steel 5. Fits for: For 11 - 14 FORD F-250 SUPER DUTY 6.7L 406CI OHV V8 POWERSTROKE DIESELS TURBO, VIN T For 11 - 14 FORD F-350 SUPER DUTY 6.7L 406CI OHV V8 POWERSTROKE DIESELS TURBO, VIN T For 11 - 14 FORD F-450 SUPER DUTY 6.7L 406CI OHV V8 POWERSTROKE DIESELS TURBO, VIN T For 11 - 14 FORD F-550 SUPER DUTY 6.7L 406CI OHV V8 POWERSTROKE DIESELS TURBO, VIN T