650cc FIC Buick Regal T-Type & Grand National Fuel Injector Clinic Injector Set (High-Z) (is309-0650h) Wiring Adapters:PADPUtoJ6 Originally used in feudal Japan

Originally used in feudal Japan to represent factions on battlefields

It mates from the turbine housing to the factory catalytic convertor or any other stock twin aftermarket downpipe

Choose a titanium inner gear with an aluminum outer ring

turbine housing

then answer is you likely do not need them

650cc FIC Buick Regal T-Type & Grand National Fuel Injector Clinic Injector Set (High-Z) (is309-0650h) Wiring Adapters:PADPUtoJ6 Originally used in feudal JapanBuick Regal T Type & Grand National top feed Fuel Injector Clinic Injector Set: 6x650cc Saturated High Impedance Ball & Seat Injectors. These injectors utilize the latest technology and provide great linearity and short pulse width repeatability. Includes pigtails PGT USC6 or add Plug & Play adaptors PADPUtoJ6. This injector set is precisely matched using Fuel Injector Clinic's proprietary Data Match Technology. Each injector is individually serial