Victor Reinz 18-10191-01 Spark Plug Tube Seal Set

Brand Victor Reinz 18-10191-01
Material Rubber
Color Black
Inside Diameter 0.9449
Thickness 0.6300
Outside Diameter 1.4170
Rim Shape Round
Fits Subaru · 34 vehicles

OE quality technology. Original equipment supplier engineering for dependable sealing performance.

Rubber construction. Flexible material helps create a reliable seal.

Round rim shape. Designed for a precise, consistent fit in the seal set.

Cross-references Beck/Arnley 039-6670, MAHLE GS33782 and 10966-AA040 for the same application. See all 3.

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OE-Style Spark Plug Tube Seal Set

Victor Reinz 18-10191-01 is a rubber spark plug tube seal set built for secondary ignition sealing service. It is made with a black rubber construction and round rim shape, with dimensions that support a precise seal at the spark plug tube area.

For Subaru BRZ, Crosstrek, Forester, Impreza, Legacy, Outback, WRX, and XV Crosstrek applications, this seal set supports clean, reliable sealing around the plug tube opening. Victor Reinz 18-10191-01 is an OE-quality sealing solution for Subaru engines that need accurate tube sealing during maintenance or repair.

Key Features

  • Rubber construction for sealing performance in ignition service
  • Black finish with round rim shape
  • Inside diameter: 0.9449 in.
  • Outside diameter: 1.4170 in.
  • Thickness: 0.6300 in.
  • OE-quality gasket technology from Victor Reinz
  • Fits a range of Subaru models from 2013-2020

Detailed Description

Victor Reinz 18-10191-01 is a spark plug tube seal set for secondary ignition applications. Victor Reinz supplies sealing components to original equipment manufacturers, and this part reflects that OE-focused engineering approach with the right sealing dimensions and material selection for service work. This part cross-references Beck/Arnley 039-6670 for the same application.

Compatible With 2013-2020 Subaru BRZ, 2017 Subaru Crosstrek, 2014-2017 Subaru Forester, 2013-2017 Subaru Impreza, 2013-2017 Subaru Legacy, 2013-2017 Subaru Outback, 2015-2017 Subaru WRX, and 2013-2015 Subaru XV Crosstrek. If you are replacing a leaking or worn spark plug tube seal on a Subaru BRZ or Subaru Forester, this part number provides a direct sealing-service option.

Common Repair Issues

  • Oil seepage into the spark plug tube area
  • Worn or hardened tube seals
  • Loss of sealing at the valve cover plug tube opening
  • Misfire concerns caused by contamination around the spark plug well
  • Maintenance repairs on Subaru boxer engines with aging seals

Installation Notes and Tips

Inspect the spark plug tube area for oil residue, hardened rubber, or damaged sealing surfaces before installation. Clean the mating surfaces thoroughly and verify the seal seats evenly in the tube opening. Confirm vehicle application by year, make, and model before ordering, especially for Subaru BRZ, Impreza, Legacy, Outback, and WRX service.

Quality Assurance

Victor Reinz is an original equipment supplier known for OE-quality gasket and sealing technology. Part number 18-10191-01 is built to meet the sealing requirements expected in professional engine service and repair.

This part fits 34 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersNotes
2020SubaruBRZ
2019SubaruBRZ
2018SubaruBRZ
2017SubaruBRZ
2017SubaruCrosstrek
2017SubaruForester2.5LH4
2017SubaruImpreza
2017SubaruLegacy2.5LH4
2017SubaruOutback2.5LH4
2017SubaruWRX
2016SubaruBRZ
2016SubaruForester2.5LH4
2016SubaruImpreza2.0LH4
2016SubaruLegacy2.5LH4
2016SubaruOutback2.5LH4
2016SubaruWRX2.0LH4
2015SubaruBRZ
2015SubaruForester2.5LH4
2015SubaruImpreza2.0LH4
2015SubaruLegacy2.5LH4
2015SubaruOutback2.5LH4
2015SubaruWRX2.0LH4
2015SubaruXV Crosstrek
2014SubaruBRZ
2014SubaruForester2.5LH4
2014SubaruImpreza2.0LH4
2014SubaruLegacy2.5LH4
2014SubaruOutback2.5LH4
2014SubaruXV Crosstrek
2013SubaruBRZ
2013SubaruImpreza2.0LH4
2013SubaruLegacy2.5LH4
2013SubaruOutback2.5LH4
2013SubaruXV Crosstrek
Directly replaces or cross-references 3 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Beck/Arnley — 039-6670MAHLE — GS3378210966-AA040