Subaru WRX STI Coolant Reservoir Adapter - Koyo - 13mm - `08-`15
Subaru WRX STI Coolant Reservoir Adapter - Koyo - 13mm - `08-`15
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Subaru WRX STI Coolant Reservoir Adapter - Koyo - 13mm - 08-15. This Koyo adapter provides the correct 13mm connection between your reservoir/overflow line and a compatible Koyo radiator for a precise fit.
Designed by Koyo for clean, reliable plumbing when installing radiator part# VH091662. The 13mm size matches the OE reservoir line on 2008-2015 WRX/STI and 2005-2009 Legacy GT, preserving factory routing and avoiding makeshift fittings for consistent coolant return.
Features
- 13mm hose connection
- Fits 2008-2015 Subaru WRX/STI; 2005-2009 Legacy GT
- Intended for Koyo radiator part# VH091662
- Model-specific fitment for a tidy install
- Maintains OEM-style hose routing
Questions? Call us — Austin, TX: 512-982-9393, Los Angeles, CA area: 562-981-6800. We offer installation and customization at both locations and can help you choose the right parts for your build.
Thinking about purchasing multiple items? Contact us for shipping discounts.
We install on premises at both locations.
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
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