• Cobb [08 - 14 WRX/STI] Coolant Overflow Tank - JDMuscleOverflow Tanks / Coolant Tank and Accessoriescobb800655
  • Cobb [08 - 14 WRX/STI] Coolant Overflow Tank - JDMuscleOverflow Tanks / Coolant Tank and Accessoriescobb800655
  • Cobb [08 - 14 WRX/STI] Coolant Overflow Tank - JDMuscleOverflow Tanks / Coolant Tank and Accessoriescobb800655
  • Cobb [08 - 14 WRX/STI] Coolant Overflow Tank - JDMuscleOverflow Tanks / Coolant Tank and Accessoriescobb800655
  • Cobb [08 - 14 WRX/STI] Coolant Overflow Tank - JDMuscleOverflow Tanks / Coolant Tank and Accessoriescobb800655

COBB Tuning

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COBB Coolant Overflow Tank - Aluminum

Fits: 08-14 WRX/STI

$29000
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Pay over time available · Est. $9.06/payment
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Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.

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COBB Tuning COBB Coolant Overflow Tank - Aluminum
Fits: 08-14 WRX/STI
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Fitment

Please Note: COBB 800655 manufacturer-confirmed fitment: 2008 Subaru Impreza STI Hatch MT USDM; 2008 Subaru Impreza WRX Hatch/Sedan AT/MT USDM; 2009-2010 Subaru Impreza 2.5 GT Hatch/Sedan AT USDM; 2009-2014 Subaru Impreza STI Hatch/Sedan MT USDM; and 2009-2014 Subaru Impreza WRX Hatch/Sedan MT USDM. Welded aluminum 0.8 L overflow tank with relocated mounting for stock or aftermarket FMIC piping.
  • 2008-2014 Subaru | WRX STI
  • 2008–2014 Subaru | WRX

Description

The COBB Coolant Overflow Tank replaces the factory plastic reservoir with a welded 6061 aluminum tank that provides a clean, durable solution for Subaru WRX and STI engine bays. Its compact 0.8-liter design relocates the mounting point to work with stock or aftermarket front-mount intercooler piping.

  • Confirmed fitment for 2008 Subaru WRX and STI plus 2009–2014 Subaru WRX and STI applications listed by COBB
  • Also listed for 2009–2010 Subaru Impreza 2.5 GT applications with automatic transmission
  • Welded 6061 aluminum construction with 0.8 L capacity
  • Relocated mounting point supports stock or aftermarket FMIC piping
  • Product is not emissions-related
  • References: COBB Coolant Overflow Tank product page

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Warranty and Support

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