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GBR 842-12371 Fuel Injector
| Brand | GBR 842-12371 |
|---|---|
| Product line | Reman Multi Port Fuel Injector |
| Fits | Mazda · 4 vehicles |
Reman OEM injector. Built through a 15-step remanufacturing process and tested to OE specifications.
100% tested. Verified under multiple operating conditions for flow rate, spray pattern, and coil resistance.
Includes new seals. Comes with fresh external seals and o-rings for a complete service-ready fit.
Cross-references 0280156206 and LF6413250 for the same application. See all 2.
Remanufactured Fuel Injector for Mazda 3
GBR 842-12371 is a reman multi port fuel injector for select 2004-2005 Mazda 3 applications. It is remanufactured in the USA and tested across multiple operating conditions to verify flow rate, spray pattern, coil resistance, form, fit, and function.
This injector is built for drivers and repair shops servicing Mazda 3 fuel delivery concerns with an OE-style replacement that follows the original injector specifications. Part number 842-12371 is also cross-referenced to 0280156206 and LF6413250 for the same application.
Key Features
- Remanufactured OEM fuel injector for multi port fuel injection systems
- Fits 2004-2005 Mazda 3, N/A
- 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
- GBR 842-12371 for direct replacement service
Product Details
GBR’s remanufactured OEM injector line uses a 15-step remanufacturing process at a U.S.-based facility to restore injector performance to OE-level requirements. For 2004-2005 Mazda 3 fuel injector replacement, this part supports accurate fuel metering and consistent atomization, which are critical for drivability and emissions control. The 842-12371 injector is a practical choice when servicing a Mazda 3 that needs a reman multi port fuel injector matched to original specifications.
Common Issues This Part Can Address
- Hard starting or extended crank time
- Rough idle or engine misfire
- Poor fuel atomization from a worn injector
- Fuel trim imbalance caused by inconsistent injector output
- Fuel leakage at the injector seal area
Installation Notes
Fits 2004-2005 Mazda 3, N/A. Always replace the fuel filter when replacing the injector, and refer to Technical Bulletin TB-0119-EFS. Clean the fuel rail and injector seating surfaces before installation, and verify all seals are properly seated before starting the engine.
Quality Assurance
Each GBR remanufactured injector is tested to meet or exceed OE specifications for key operating characteristics before release. New external seals and o-rings are included to support proper sealing during installation.
| Year | Make | Model | Submodel | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2005 | Mazda | 3 | GX | 2.0L | L4 | N/A | Always replace fuel filter when replacing injector, refer to Technical Bulletin TB-0119-EFS.; Reman Multi Port Fuel Injector |
| 2005 | Mazda | 3 | i | 2.0L | L4 | N/A | Always replace fuel filter when replacing injector, refer to Technical Bulletin TB-0119-EFS.; Reman Multi Port Fuel Injector |
| 2004 | Mazda | 3 | GX | 2.0L | L4 | N/A | Always replace fuel filter when replacing injector, refer to Technical Bulletin TB-0119-EFS.; Reman Multi Port Fuel Injector |
| 2004 | Mazda | 3 | i | 2.0L | L4 | N/A | Always replace fuel filter when replacing injector, refer to Technical Bulletin TB-0119-EFS.; Reman Multi Port Fuel Injector |
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