Walker 550-2112 Fuel Injector
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Walker
 Walker Products

Walker 550-2112 Fuel Injector

Brand Walker 550-2112
Product line Walker Products
Fits Nissan · 21 vehicles

OEM-standard quality. Built to meet or exceed OEM specifications.

Fuel injector. Delivers precise fuel delivery for engine management systems.

Walker Products. A long-standing fuel system specialist since 1946.

Cross-references Bosch 62380, Standard Ignition FJ1020 and 4G2175 for the same application. See all 11.

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Walker 550-2112 Fuel Injector Overview

Walker 550-2112 is a fuel injector for select Nissan fuel injection applications. It is built by Walker Products, a long-running fuel system manufacturer focused on OE-level fit, function, and technical support for aftermarket repairs.

This injector is a direct replacement option for Nissan Altima, Sentra, Rogue, and Rogue Select applications within the listed model years. Walker Products 550-2112 is also cross-referenced to Bosch 62380 and Standard Ignition FJ1020 for the same application.

Key Features

  • Fuel injector for select Nissan fuel injection systems
  • Walker Products aftermarket replacement part number 550-2112
  • Built by an ISO 9001/IATF16949 certified manufacturer
  • Manufactured to meet or exceed OEM standards and specifications
  • Supported by Walker engineering, product management, and technical documentation
  • Cross-reference part numbers include Bosch 62380 and Standard Ignition FJ1020

Detailed Product Description

Walker Products 550-2112 is engineered for Nissan fuel delivery service where accurate injector performance is required. Walker Products has supplied fuel system components since 1946 and produces engine management parts for the aftermarket, including fuel injectors, sensors, repair kits, and related components. For buyers searching for a Nissan Altima fuel injector, Nissan Sentra fuel injector, or Nissan Rogue fuel injector, this part number provides a focused replacement option for the listed applications.

Compatible With 2007-2013 Nissan Altima, except California emissions models; 2007-2012 Nissan Sentra; 2008-2011 Nissan Rogue, except California emissions models; and 2012-2013 Nissan Rogue. Compatible With 2014-2015 Nissan Rogue Select. Part number 550-2112 is intended for direct replacement use in the specified vehicles only.

Common Repair Applications

  • Hard starting or extended crank conditions related to fuel delivery
  • Rough idle or engine misfire caused by inconsistent injector operation
  • Fuel trim issues from a worn or restricted injector
  • Poor throttle response from uneven fuel atomization
  • Check engine light concerns tied to injector performance

Installation Notes

Verify the vehicle year, model, and emissions configuration before ordering, especially for 2007-2013 Nissan Altima and 2008-2011 Nissan Rogue applications that exclude California emissions models. Confirm connector style, fuel system layout, and OE part number match before installation. Clean the fuel rail and surrounding components during service, and inspect seals and related fuel system parts as part of the repair.

Quality Assurance

Walker Products manufactures fuel system components to meet or exceed OEM standards and specifications. The company supports production with in-house engineering, product management, and technical documentation, and operates as an ISO 9001/IATF16949 certified manufacturer.

Related reading

This part fits 21 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelBody TypeLitersCylindersFuel TypePositionNotes
2015NissanRogue Select—2.5LL4—N/AWalker Products
2014NissanRogue Select—2.5LL4—N/AWalker Products
2013NissanAltimaCoupe2.5LL4—N/AFits all models except those with California emissions.; Walker Products
2013NissanRogue—2.5LL4—N/AWalker Products
2012NissanAltima—2.5LL4—N/AFits all models except those with California emissions.; Walker Products
2012NissanRogue—2.5LL4—N/AWalker Products
2012NissanSentra—2.5LL4—N/AWalker Products
2011NissanAltima—2.5LL4—N/AFits all models except those with California emissions.; Walker Products
2011NissanRogue—2.5LL4—N/AFits all models except those with California emissions.; Walker Products
2011NissanSentra—2.5LL4—N/AWalker Products
2010NissanAltima—2.5LL4GASN/AFits all models except those with California emissions.; Walker Products
2010NissanRogue—2.5LL4—N/AFits all models except those with California emissions.; Walker Products
2010NissanSentra—2.5LL4—N/AWalker Products
2009NissanAltima—2.5LL4GASN/AFits all models except those with California emissions.; Walker Products
2009NissanRogue—2.5LL4—N/AFits all models except those with California emissions.; Walker Products
2009NissanSentra—2.5LL4—N/AWalker Products
2008NissanAltima—2.5LL4GASN/AFits all models except those with California emissions.; Walker Products
2008NissanRogue—2.5LL4—N/AFits all models except those with California emissions.; Walker Products
2008NissanSentra—2.5LL4—N/AWalker Products
2007NissanAltima—2.5LL4GASN/AFits all models except those with California emissions.; Walker Products
2007NissanSentra—2.5LL4—N/AWalker Products
Directly replaces or cross-references 11 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Bosch — 62380Standard Ignition — FJ10204G2175155-057316600-JA00B16600-JA00016600JA00B16600JA00067627M1333MP4279