These are dynamically flow matched to 1% and are high impedance to work with stock ECU’s.Part #: 0280158821(Denso plug), 0280158829 (EV1 plug), or 0280158843 (EV6 plug) available E85 CompatiblePrice is per injector.Part Number:FIC2000SRT4 Please Read: Our fuel injector sets are custom fitted to your application. Please tell us your vehicle year, make, and model and leave the rest to us! Each set will be flow matched and come with a USB drive containing the data for your set.