Larger-than-stock throttle bodies deliver increased performance by allowing more air to enter the engine. The Edelbrock 103mm Throttle Body #38988 features analog electronics and is designed for use with the 2015-17 Ford Mustang Modular Inlet Supercharger. This throttle body is also required when purchasing the Pro Tuner Supercharger System for 2015-17 model-year applications. Gasket Or Seal Included No Quantity Sold Individually Bore Diameter 103 mm Availability Note Available to Order Warranty 24 Months Throttle Body Material Aluminum Emissions Code Hazardous Materials Warning WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov. Installation Notes Selection of #38988 or #38989 is required when purchasing Pro Tuner Kit #15899 depending on model-year application. Finish Black Material Aluminum Throttle Body Finish Black Throttle Body Type Analog