This is for a set of 4 Genuine Bosch EV14 52lb/hr High Resistance, saturated fuel injectors. These are the newer style skinny injectors, with EV6/EV14 electrical connections.
These injectors are used for port injection auxilary fueling in Mazdaspeed and ecoboost vehicles. They do not replace the direct injection oem injectors
Flow Rate in CC per minute: 550 CC/min @ 43.5 PSI
Flow Rate in LB per hour: 52 LBS/HR @ 43.5 PSI