HD Clamp Size: 3 IN. Manufacturer: Vibrant Performance. Material: 6061 Aluminum. =============================================.
RMR-118 3.5" Vibrant HD Clamp Adapter for RMR 90mm Throttle Body
Vibrant Transition Weld Ferrule w/ O-Ring HD Clamp Size: 2.50" Tube O.D.: 3.00"
Vibrant Performance 12676 Transition Weld Ferrule for 4 in. HD Clamp to 4 1/4
Vibrant Performance 12662 Transition Weld Ferrule for 3 in. HD Clamp to 2 3/4
Vibrant Performance 12664 Transition Weld Ferrule for 4 in. HD Clamp to 3 1/2
Vibrant Performance 12665 Transition Weld Ferrule for 2 in. HD Clamp to 2 1/2