Available from Garrett Tuning — authorized dealer for genuine Fuel Injector Clinic products. 2150cc FIC Buick Regal T-Type & Grand National Fuel Injector Clinic Injector Set (High-Z) (is309-2150h) is a data-matched injector set built for accurate fueling, clean drivability, and repeatable tuning results in performance applications. Flow rate: 2150cc/min Primary application: Buick Impedance: High Impedance SKU / MPN: is309-2150h Application Notes This listing is targeted to 2150cc FIC Buick Regal T-Type & Grand National Fuel Injector Clinic Injector Set (High-Z) (is309-2150h). It follows Fuel Injector Clinic's 2150cc sizing category and is intended for customers who want vehicle-specific fitment naming while keeping proven FIC injector options. What You Receive Genuine Fuel Injector Clinic matched injector set Vehicle-targeted listing for 2150cc FIC Buick Regal T-Type & Grand National Fuel Injector Clinic Injector Set (High-Z) (is309-2150h) For custom tuning and final injector sizing, always verify fuel pressure, fuel type, target horsepower, and injector duty cycle strategy with your tuner before ordering.