Restore smooth idle, acceleration, and fuel economy with rebuilt OEM Toyota injectors.

This set of 4 rebuilt Aisin 23250-21020 fuel injectors is flow-matched, ultrasonically cleaned, and tested to OEM specifications. Bring your Toyota or Scion 1.5L 1NZ-FE engine back to factory performance — without the cost of brand-new parts.

Product Features

• Genuine OEM Aisin injectors — no cheap aftermarket replacements
• Ultrasonically cleaned, flow-tested, and spray pattern verified
• Direct fit for 1.5L 1NZ-FE DOHC I4 engines
• Replaces OEM part number: 23250-21020
• Lifetime warranty against failures and defects

Vehicle Fitment

• 2000–2009 Toyota Echo 1.5L I4
• 2004–2006 Scion xA 1.5L I4
• 2004–2006 Scion xB 1.5L I4
• 2000–2005 Toyota Yaris (International 1.5L models)

Common Symptoms of Bad Fuel Injectors

• Rough idle or fluctuating RPMs
• Loss of throttle response or hesitation
• Hard starting or long cranking
• Excessive fuel consumption or poor MPG
• Check Engine Light triggered for misfires or lean conditions

Why Choose Our Rebuilt OEM Injectors?

Aftermarket injectors often fail quickly due to poor build quality and bad spray patterns. Our OEM injectors are rebuilt to factory standards for consistent performance, better reliability, and longer engine life. Don’t risk your Toyota or Scion's performance on cheap replacements — trust OEM quality.

✅ Order today and drive with confidence — backed by fast U.S. shipping and lifetime warranty!