650cc FIC Fuel Injector Clinic Injector Set for Scion tC/xB, Toyota Matrix, Corolla XRS, and other 1ZZ engines in MR2-S and Celica (High-Z) dsm This knob weighs in at

This knob weighs in at 325g

And what's looks without brains

Includes pigtails PGT USC4 or add Plug & Play adaptors PADPUtoH4

Cylinder head modifications are required to avoid valve to valve contact

Large tubing headers expose the exhaust gasses to more surface area transmitting more heat and reducing exhaust energy

650cc FIC Fuel Injector Clinic Injector Set for Scion tC/xB, Toyota Matrix, Corolla XRS, and other 1ZZ engines in MR2-S and Celica (High-Z) dsm This knob weighs in atScion Fuel Injector Clinic Injector Set: 4x650cc Saturated High Impedance Ball & Seat Injectors. These injectors utilize the latest technology and provide great linearity and short pulse width repeatability. Includes pigtails PGT USC4 or add Plug & Play adaptors PADPUtoT4. This injector set is precisely matched using Fuel Injector Clinic's proprietary Data Match Technology. Each injector is individually serial numbered and the results are provided on