HomeEmission Control > Vacuum SystemStandard Ignition DV159 Diverter Valve
Part #: DV159

Standard Ignition DV159 Diverter Valve

18 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Subaru, Impreza and Forester
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Overview of Standard Ignition Diverter Valve DV159

The Standard Ignition DV159 diverter valve is designed specifically for Subaru Forester and Impreza models. This emission control component helps maintain proper vacuum system function, ensuring your vehicle's engine runs efficiently and meets emission standards.

  • Compatible with Subaru Forester and Impreza models
  • Part number DV159 for precise identification
  • Essential component in the vehicle's vacuum system
  • Helps regulate pressure and emissions control
  • Durable construction for reliable performance

Detailed Product Description

The DV159 diverter valve from Standard Ignition is engineered to replace the original emission control valve in Subaru Forester and Impreza vehicles. It plays a critical role in the vacuum system by diverting excess pressure and preventing damage to engine components. This part ensures that the vacuum system operates correctly, which is vital for maintaining engine performance and reducing harmful emissions. The valve is manufactured to meet OEM specifications, providing a direct fit and reliable operation.

Function and Common Applications

This diverter valve is used in the emission control vacuum system to manage pressure fluctuations and maintain proper airflow. It is commonly replaced to address issues such as:

  • Engine vacuum leaks causing rough idling or stalling
  • Check engine light triggered by emission control faults
  • Reduced engine performance due to improper vacuum regulation
  • Failed emissions tests related to vacuum system malfunctions
  • Unusual noises from the vacuum system area

Installation Notes and Tips

Installation of the Standard Ignition DV159 diverter valve should be performed with care to ensure proper fitment and function. It is recommended to:

  • Verify compatibility with your specific Subaru Forester or Impreza model year
  • Inspect vacuum lines for cracks or damage during replacement
  • Use appropriate tools to avoid damaging the valve or surrounding components
  • Follow vehicle manufacturer guidelines for removal and installation

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM standards, ensuring dependable performance and durability. The DV159 diverter valve undergoes quality control testing to guarantee fit and function. Warranty coverage details can be obtained from the product documentation or Standard Ignition directly, providing assurance of the part's reliability.

BrandStandard Ignition
Part NumberDV159
Hose Size - Inches1

This part fits 18 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
2013SubaruImprezaWRX STIN/A
2013SubaruImprezaWRX STI LimitedN/A
2012SubaruImprezaWRX STIN/A
2012SubaruImprezaWRX STI LimitedN/A
2011SubaruImprezaWRX STIN/A
2011SubaruImprezaWRX STI LimitedN/A
2010SubaruImprezaWRX STIN/A
2010SubaruImprezaWRX STI Special EditionN/A
2009SubaruImprezaWRX STIN/A
2008SubaruForesterN/A
2008SubaruImprezaWRX STIN/A
2007SubaruForesterN/A
2007SubaruImprezaWRX STIN/A
2007SubaruImprezaWRX STI LimitedN/A
2006SubaruForesterN/A
2006SubaruImprezaN/A
2005SubaruForesterN/A
2005SubaruImpreza2.5LH4N/A

* 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:

14864AA0202-3947377651031911-169DVVB10036EC6037EMV1000

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