GBR 842-12245 Fuel Injector

Reman Multi Port Fuel Injector for Mazda Protege

GBR 842-12245 is a remanufactured multi port fuel injector built for specific Mazda Protege and Protege5 applications. It is processed in the USA through a 15-step remanufacturing procedure and tested across multiple operating conditions to verify flow rate, spray pattern, coil resistance, form, fit, and function.

This reman fuel injector line is focused on OE-style performance for drivers servicing fuel delivery concerns on 2001-2003 Mazda Protege and 2002-2003 Mazda Protege5 models. Part number 842-12245 includes new external seals and o-rings for a cleaner service replacement.

Key Features

• Remanufactured OEM fuel injector from GBR
• Fits 2001-2003 Mazda Protege, cylinders 3 and 4
• Fits 2002-2003 Mazda Protege5, cylinders 3 and 4
• 100% tested under multiple operating conditions
• Verified for flow rate, spray pattern, coil resistance, form, fit, and function
• Includes new external seals and o-rings
• Made in the USA using a 15-step remanufacturing process

Detailed Description

GBR 842-12245 is a reman multi port fuel injector for Mazda Protege and Mazda Protege5 applications that require OE-style fuel metering and spray performance. The injector is remanufactured to meet or exceed original equipment specifications, making it a direct service option for fuel system repair on the listed vehicles. This part cross-references FSJ313250 for the same application.

The GBR reman injector line is built around a controlled remanufacturing process and final testing that checks critical operating characteristics before release. For buyers searching for a Mazda Protege fuel injector or Mazda Protege5 fuel injector, 842-12245 provides a fitment-specific replacement for cylinders 3 and 4.

What It Helps Address

• Rough idle caused by inconsistent fuel delivery
• Misfire conditions related to injector performance
• Poor spray pattern affecting combustion quality
• Fuel trim issues from restricted or uneven injector flow
• Hard starting tied to injector wear or contamination

Installation Notes and Tips

Fits 2001-2003 Mazda Protege, cylinders 3 and 4, and fits 2002-2003 Mazda Protege5, cylinders 3 and 4. Replace the fuel filter when the injector is replaced, as noted in Technical Bulletin TB-0119-EFS. Confirm injector location and application before installation, and inspect the fuel rail and sealing surfaces during service.

Quality Assurance

Each GBR remanufactured fuel injector is tested to confirm OE-level flow, spray pattern, coil resistance, form, fit, and function. The remanufacturing process uses new external seals and o-rings and is completed in a U.S.A. facility.