Part #: 845-12118

GBR 845-12118 Fuel Injector

Reman GDI Fuel Injector
47 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Reman GDI Fuel Injector
Fitment: Mazda, 3, CX-3, MX-5 Miata, and CX-5
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of GBR Reman GDI Fuel Injector 845-12118

The GBR Reman GDI Fuel Injector 845-12118 is designed for precise fuel delivery in select Mazda vehicles. This fuel injector supports efficient engine performance and is compatible with Mazda 3, CX-3, CX-5, and MX-5 Miata models.

  • Remanufactured GDI fuel injector for reliable operation
  • Compatible with Mazda 3, CX-3, CX-5, and MX-5 Miata
  • Part number 845-12118 ensures exact fitment
  • Designed for direct fuel injection systems
  • Supports optimal fuel atomization and combustion

About the Reman GDI Fuel Injector Product Line

The Reman GDI Fuel Injector line by GBR focuses on remanufactured components specifically engineered for gasoline direct injection systems. These injectors undergo a thorough remanufacturing process to restore performance and durability, providing a cost-effective alternative to new parts while maintaining OEM-level functionality. The 845-12118 injector is part of this line, tailored to meet the fuel delivery requirements of various Mazda models.

Detailed Product Description

This GBR fuel injector 845-12118 is a remanufactured component designed to replace the original fuel injector in Mazda vehicles equipped with gasoline direct injection. It delivers precise amounts of fuel directly into the combustion chamber, improving fuel efficiency and engine responsiveness. Compatible with Mazda 3, CX-3, CX-5, and MX-5 Miata, this injector supports the specific fuel delivery needs of these models, ensuring consistent engine performance and emissions control.

Common Applications and Issues Addressed

  • Restores proper fuel spray pattern and atomization
  • Resolves rough idling and engine misfires
  • Improves fuel economy and throttle response
  • Eliminates hesitation during acceleration
  • Reduces emissions caused by faulty injectors

Installation Notes and Tips

When installing the GBR Reman GDI Fuel Injector 845-12118, ensure the engine is cool and the fuel system is depressurized. Use appropriate tools to avoid damage to the injector or fuel rail. It is recommended to replace injector seals and O-rings during installation to prevent leaks. Verify electrical connections are secure and free of corrosion before reassembly.

Quality Assurance and Warranty

GBR remanufactured fuel injectors undergo rigorous testing to meet performance standards. The Reman GDI Fuel Injector 845-12118 is inspected for flow rate, spray pattern, and electrical function to ensure reliability. Warranty coverage details should be confirmed with the distributor or manufacturer, as they may vary.

This part fits 47 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
2018Mazda3Touring2.0LL4N/AOE #PE0113250B - Always replace fuel filter when injector is replaced. See Technical Bulletin TB-0119-EFS.; Reman GDI Fuel Injector
2018Mazda3Sport2.0LL4N/AOE #PE0113250B - Always replace fuel filter when injector is replaced. See Technical Bulletin TB-0119-EFS.; Reman GDI Fuel Injector
2018MazdaCX-3Grand Touring2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2018MazdaCX-3Touring2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2018MazdaCX-3Sport2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2018MazdaMX-5 MiataSport2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2018MazdaMX-5 MiataRF Club2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2018MazdaMX-5 MiataRF Grand Touring2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2018MazdaMX-5 MiataClub2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2018MazdaMX-5 MiataGrand Touring2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2017Mazda3Touring2.0LL4N/AOE #PE0113250B - Always replace fuel filter when injector is replaced. See Technical Bulletin TB-0119-EFS.; Reman GDI Fuel Injector
2017Mazda3Sport2.0LL4N/AOE #PE0113250B - Always replace fuel filter when injector is replaced. See Technical Bulletin TB-0119-EFS.; Reman GDI Fuel Injector
2017MazdaCX-3Grand Touring2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2017MazdaCX-3Touring2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2017MazdaCX-3Sport2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2017MazdaMX-5 MiataSport2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2017MazdaMX-5 MiataRF Club2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2017MazdaMX-5 MiataRF Grand Touring2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2017MazdaMX-5 MiataClub2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2017MazdaMX-5 MiataGrand Touring2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2016Mazda3I Touring2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2016Mazda3I Sport2.0LL4N/AOE #PE0113250B - Always replace fuel filter when injector is replaced. See Technical Bulletin TB-0119-EFS.; Reman GDI Fuel Injector
2016Mazda3i Grand Touring2.0LL4N/AOE #PE0113250B - Always replace fuel filter when injector is replaced. See Technical Bulletin TB-0119-EFS.; Reman GDI Fuel Injector
2016MazdaCX-3Grand Touring2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2016MazdaCX-3Touring2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2016MazdaCX-3Sport2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2016MazdaCX-5Sport2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2016MazdaMX-5 MiataSport2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2016MazdaMX-5 MiataClub2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2016MazdaMX-5 MiataGrand Touring2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2015Mazda3I Touring2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2015Mazda3i SV2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2015Mazda3I Sport2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2015Mazda3i Grand Touring2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2015MazdaCX-5Sport2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2014Mazda3I Touring2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2014Mazda3i SV2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2014Mazda3I Sport2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2014Mazda3i Grand Touring2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2014MazdaCX-5Sport2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2013Mazda3i2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2013Mazda32.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2013MazdaCX-5Grand Touring2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2013MazdaCX-5Touring2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2013MazdaCX-5Sport2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2012Mazda3i2.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector
2012Mazda32.0LL4N/AFuel Injector replacement with installation instructions.; Reman GDI Fuel Injector

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.