For 2004-2006 Yamaha R1. 1 x Fuel Pressure Regulator as the picture shown.
Universal Adjustable Fuel Pressure Regulator Gauge AN6 Pressure Regulator Kit US
PETROL PRESSURE REGULATOR KIT CAR MOTORSPORT RACING FUEL PRESSURE REGULATOR
SX Performance Fuel Pressure Regulator 15404 Adjustable Fuel Regulator
Universal Fuel Pressure Regulator Kit -8AN 8 / 8 / 6 Fuel Inject Regulator;
Jackspania Aero Style Fuel Pressure Regulator 6AN With Extra Fuel Pressure Gauge
Nitrous Express Billet Fuel Pressure Regulator FPR With Fuel Pressure Gauge
