Standard Ignition Fuel Injector P/N:FJ721

Fuel Injector - MFI - New

• 100% new with no remanufactured components for long term performance and durability
• Corrosion-resistant brass terminals for more consistent performance
• Durability: Stainless steel calibration slide and spring improve corrosion resistance for consistent, long-term performance
• End-of-line tested and calibrated so it can be installed with confidence
• Engine specific, laser-drilled metering discs calibrate fuel flow rates and spray patterns to help restore engine performance and optimize fuel economy
• High-precision, engine-specific nozzle optimizes fuel atomization for efficient combustion
• Made in the USA: Designed and manufactured in Greenville, SC
• Optimized Sealing: High-temperature Viton(R) O-rings ensures proper sealing in extreme conditions, preventing fuel leaks
• Specifically designed for GM engines
• Validated and tested in the USA: Through rigorous lab, climate, and real-world vehicle testing