Fuel Injector Set – High Impedance | Fits Toyota Corolla 1.8L L4 (2000–2004) | OEM# 2320922040 / 232500D040 | Flow Matched | Pre-installed O-Rings

Fuel Injector Set – Toyota 1.8L 1ZZ-FE Platform (2000–2004)

This flow-matched high impedance fuel injector set restores precise fuel delivery for Toyota 1.8L engines. Built to match OEM specs, it ensures smooth idle, improved throttle response, and optimal combustion efficiency.

Key Features

• OEM Part Numbers: 2320922040 / 232500D040 / 23209-0D040 / FJ415 / M548
• Material: Composite plastic + metal body
• Seal: Pre-installed Viton O-ring – high-temp & fuel-resistant
• Design: Multi-hole spray pattern for fine atomization
• Function: Restores fuel delivery, reduces misfires and fuel trim errors

Fitment Compatibility

• Toyota Corolla: 2000–2004 | 1.8L L4 | 1ZZ-FE
• Toyota Celica GT: 2000–2005 | 1.8L L4
• Toyota Matrix: 2003–2006 | 1.8L L4
• Toyota MR2 Spyder: 2000–2005 | 1.8L L4
• Chevrolet Prizm: 2000–2002 | 1.8L L4
• Pontiac Vibe: 2003–2004 | 1.8L L4
• Note: Not compatible with turbocharged or GDI platforms

Package Includes

• 4 × Fuel Injectors – OEM# 2320922040 / 232500D040

Installation Notes

• Direct fit into factory intake manifold
• Clean injector seat before installation
• Recommended to replace all injectors for balanced performance

Restore Performance & Reliability

• Fixes Fuel Delivery Issues: Resolves rough idle, poor acceleration, and cold start problems
• Improves Efficiency: Restores proper spray pattern and fuel atomization
• Reduces Emissions: Helps maintain optimal air-fuel ratio and combustion
• Durable Construction: Resistant to fuel corrosion and engine heat
• OEM Fitment: Matches factory specs for plug-and-play installation