Upgrade your vehicle's fuel delivery system with this set of 8 high-performance 440cc (42lb) fuel injectors. Specifically designed for GM engines including LQ4, LQ9, LM7, and compatible with 4.8L, 5.3L, and 6.0L applications, these injectors ensure precise fuel delivery for optimal engine performance. The high impedance design provides reliable operation, while E85 compatibility offers flexible fuel options. Each injector features robust construction with quality materials, including durable plastic housing and precision-engineered stainless steel components. These direct-fit replacements are ideal for both stock replacement and performance applications, delivering consistent spray patterns and reliable atomization. Perfect for enthusiasts looking to maintain or upgrade their fuel system, these injectors provide the flow rate needed for increased horsepower while maintaining smooth drivability.