5PCS Fuel Injector 12589465 Fit Hummer H3 Fit Chevrolet Trailblazer Colorado

Fuel Injector for Hummer and for Chevrolet

These fuel injectors for Hummer and for Chevrolet deliver precise fuel atomization to ensure optimal combustion, referencing OEM part number 12589465.

Overview

This set of fuel injectors helps restore original engine power, fuel efficiency, and emissions control by replacing clogged or leaking units. A properly functioning fuel injector ensures balanced fuel distribution across all engine cylinders. Fleet maintenance shops and DIYers use these injectors to eliminate engine misfires and rough idling.

Built For Performance

• Precision-wound internal solenoids for accurate fuel metering
• Multi-hole spray nozzle designed for excellent fuel atomization
• Premium seal rings resistant to chemical degradation and heat
• Robust metal and composite construction ensuring lasting reliability

Fits These Machines

• for Hummer H3
• for Chevrolet Trailblazer
• for Chevrolet Colorado

On-The-Job Use

• Resolving engine misfire codes caused by clogged or dirty fuel nozzles
• Replacing leaking injectors to prevent fuel smell and hard starts
• Restoring factory fuel efficiency and smoother engine idle quality

Specs At A Glance

Good To Know

Q: Is it necessary to replace fuel injectors in complete sets? A: Replacing injectors as a set is highly recommended to maintain balanced fuel delivery and performance across all cylinders.

Q: Do these injectors include replacement O-rings? A: Yes, these fuel injectors come pre-fitted with new high-quality rubber O-rings for installation.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.