Raceworks Extreme Duty Turbo BeanieRaceworks Extreme Duty Turbo Beanies are constructed using a high temperature titanium material. Rated to 1000C both internal and external. Included with optional springs. All Raceworks products come with a 2 year warranty. Specifications: Suits For Use With Wastegate Hot Side Diameter Inch Raceworks Part No. GT25 T28 and T3 Internal 56 RWM 046 GT25 T28 and T3 Reverse Rotation Internal 56 RWM 046 R GT30 35 40 External 67. 5 RWM 047 GT30 35 40 Reverse