The Injector Dynamics 1750-XDS 1750cc injector set for 2012–2015 Honda Civic Si applications includes 14mm grey adapter tops and is sold as a set of four. These injectors deliver the higher 1750cc flow needed for upgraded fueling and tuning in compatible Civic Si models and install as direct replacements when adapter and sealing dimensions match the vehicle’s fuel system.
Injector Dynamics 1750-XDS - Honda Civic Si 12-15 Applications 14mm (Grey) Adapter Top (Set of 4)