20B Billet 60mm IDA Kit https://www.efihardware.com/products/2731/20B-Billet-60mm-IDA-Kit
Billet 20B KIT - 60mm Ram Tubes and Throttles with Tapered bore to 55mm at the manifold flange face.
Fuel rail fittings Not included.
*** Note - The photos below are the kit with fully assembled option included. *****