Daihatsu Sirion Fuel Injectors to suit Daihatsu Sirion, Series - M101, Month/Year - 5.00 - 8.04, Engine Code - K3-VE, 4 Cyl, Engine Capacity - 1.3L - The advertised price is for a set of 4 injectors. We only sell these as sets and strongly advise that you replace the entire set of fuel injectors for warrnty purposes.