# Mishimoto High-Pressure 1.3 Bar Radiator Cap - Small - One-Way Maximize your Subaru's performance with the Mishimoto High-Pressure 1.3 Bar Radiator Cap. When pushing your vehicle under demanding driving conditions, the cooling system becomes highly pressurized, often exceeding the limits of stock caps. This leads to coolant loss into the overflow reservoir, compromising performance. Engineered specifically for Subaru vehicles, with one-way functionality matching the OEM radiator cap design, guaranteeing appropriate operation of your Subaru's cooling system. The Mishimoto cap maintains optimal coolant flow by withstanding higher pressures. Its direct-fit design ensures easy installation, and the unique, non-directional sticker means it's always facing the right way. Upgrade your Subaru's cooling system and experience the difference in performance with the Mishimoto High-Pressure Radiator Cap. - 1.3 bar (19 psi) high-pressure radiator cap raises the boiling point of engine coolant to provide a safer and more efficient cooling system - Engineered with one-way functionality matching the OEM radiator cap design, guaranteeing a perfect fit - Ergonomically designed for easy removal and installation This Part Fits: Year Make Model Submodel 2004-2006 Subaru Baja Sport 2004-2006 Subaru Baja Turbo 2018-2024 Subaru Crosstrek Base 2019-2023 Subaru Crosstrek Hybrid 2018-2024 Subaru Crosstrek Limited 2018-2024 Subaru Crosstrek Premium 2021-2024 Subaru Crosstrek Sport 2024 Subaru Crosstrek Wilderness 2014 Subaru Forester 2.0XT Premium 2014 Subaru Forester 2.0XT Touring 2008 Subaru Forester Sports 2.5 X 2008 Subaru Forester Sports 2.5 XT 2004-2013 Subaru Forester X 2006-2008 Subaru Forester X L.L. Bean Edition 2009-2013 Subaru Forester X Limited 2009-2013 Subaru Forester X Premium 2011-2013 Subaru Forester X Touring 2004-2005 Subaru Forester XS 2005 Subaru Forester XS L.L. Bean Edition 2004-2005,2009 Subaru Forester XT 2006-2010 Subaru Forester XT Limited 2005,2010-2013 Subaru Forester XT Premium 2011-2013 Subaru Forester XT Touring 2009-2010 Subaru Impreza 2.5 GT 2006-2011 Subaru Impreza 2.5i 2010-2011 Subaru Impreza 2.5i Premium 2013-2014,2017-2024 Subaru Impreza Base 2013-2014,2017-2023 Subaru Impreza Limited 2004 Subaru Impreza Outback 2005-2011 Subaru Impreza Outback Sport 2013-2014,2017-2023 Subaru Impreza Premium 2004-2005,2024 Subaru Impreza RS 2017-2024 Subaru Impreza Sport 2013-2014 Subaru Impreza Sport Limited 2013-2014 Subaru Impreza Sport Premium 2004 Subaru Impreza TS 2002-2014 Subaru Impreza WRX 2006-2007,2010-2011 Subaru Impreza WRX Limited 2009-2011 Subaru Impreza WRX Premium 2004-2014 Subaru Impreza WRX STI 2007,2011 Subaru Impreza WRX STI Limited 2010 Subaru Impreza WRX STI Special Edition 2006-2007 Subaru Impreza WRX TR 2010-2012 Subaru Legacy 2.5GT 2006-2012 Subaru Legacy 2.5i 2007-2012 Subaru Legacy 2.5i Limited 2010-2012 Subaru Legacy 2.5i Premium 2007-2009 Subaru Legacy 2.5i Special Edition 2005-2006 Subaru Legacy GT 2005,2007-2009 Subaru Legacy GT Limited 2006-2009 Subaru Legacy GT spec.B 2005 Subaru Legacy i 2005 Subaru Legacy Limited 2006-2009 Subaru Outback 2.5i 2007 Subaru Outback 2.5i Basic 2008 Subaru Outback 2.5i L.L. Bean Edition 2006-2009 Subaru Outback 2.5i Limited 2008 Subaru Outback 2.5i Limited L.L. Bean Edition 2009 Subaru Outback 2.5i Special Edition 2008 Subaru Outback Base 2005 Subaru Outback i 2005 Subaru Outback Limited 2005-2006 Subaru Outback XT 2005-2009 Subaru Outback XT Limited 2017-2018 Subaru WRX Base 2017-2018 Subaru WRX Limited 2017-2018 Subaru WRX Premium 2015-2021 Subaru WRX STI Base 2015 Subaru WRX STI Launch Edition 2015-2021 Subaru WRX STI Limited 2019 Subaru WRX STI S209 2016 Subaru WRX STI Series.HyperBlue 2018 Subaru WRX STI Type RA ## Details - **Price:** 58.53 CAD - **Vendor:** Mishimoto - **Type:** Radiator Caps ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 58.53 CAD | In stock | ## Images - Photo - Primary - User 1 - User 1 - User 1 - User 1 - User 1 - Logo Image --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/mishimoto-high-pressure-1-3-bar-radiator-cap-small-one-way) > Updated: 2026-06-27