Upgrade your engine's performance with this premium set of 8 high-flow 850cc (80lb) fuel injectors. Specifically designed for LQ4, LQ9, 4.8, 5.3, and 6.0 engines, these Delphi-style high impedance injectors deliver precise fuel metering for optimal combustion. Compatible with E85 fuel, these injectors feature robust construction with quality materials, including corrosion-resistant components and precise machining for reliable operation. The high-flow rate of 850cc ensures adequate fuel delivery even under demanding conditions, making them ideal for modified engines requiring increased fuel capacity. Each injector in the set maintains consistent spray patterns for improved atomization and efficient fuel delivery. These direct-fit replacements are engineered to integrate seamlessly with your vehicle's existing fuel system, maintaining proper fuel pressure and optimal engine performance. They are versatile, supporting a broad spectrum of fuels such as E85, MTBE, FTW, Q16, M5, and C45.