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Subaru Legacy Thermostats

Looking for aftermarket parts to modify or upgrade your Subaru Legacy with thermostats? At Tunersports.com we carry a huge selection of the top name brand performance thermostat parts and accessories.

Thermostat Parts:

Only show in-stock parts

Gates Thermostats

OUT OF STOCK 33857S Gates 02-14 Subaru WRX Premium Thermostat - 170 Deg Reverse Poppet 1990-1990 Subaru Legacy Base 1990-1995 Subaru Legacy L / LS 1991-1994 Subaru Legacy Sport 1991-1995 Subaru Legacy LSi 1994-1994 Subaru Legacy Alpine Sport / GT / Outdoor / Sun Sport / Touring 1995-1995 Subaru Legacy Base / Brighton / Outback / Postal $47.42 Details
IN STOCK 34012 Gates 02-14 Subaru WRX Thermostat 1990-1990 Subaru Legacy Base 1990-1996 Subaru Legacy LS 1990-2004 Subaru Legacy L 1991-1994 Subaru Legacy Sport 1991-1997 Subaru Legacy LSi 1994-1994 Subaru Legacy Alpine Sport / GT / Outdoor / Sun Sport / Touring 1995-1995 Subaru Legacy Base 1995-1998 Subaru Legacy Postal 1995-1999 Subaru Legacy Outback 1995-2000 Subaru Legacy Brighton 1996-2006 Subaru Legacy GT 1997-1997 Subaru Legacy Outback Limited 1998-1998 Subaru Legacy GT Limited 1999-1999 Subaru Legacy L 30th Anniversary / Limited 30th Anniversary / Outback Limited / SUS 30th Anniversary 2000-2002 Subaru Legacy GT Limited 2003-2003 Subaru Legacy L SE 2004-2004 Subaru Legacy L 35th Anniversary 2005-2005 Subaru Legacy GT Limited / i / Limited 2006-2009 Subaru Legacy 2.5i / GT spec.B 2007-2009 Subaru Legacy 2.5i Limited / 2.5i Special Edition / GT Limited 2015-2019 Subaru Legacy 3.6R Limited $45.64 Details
OUT OF STOCK 34806 Gates 10-12 Subaru Outback 2.5L Thermostat 2010-2012 Subaru Legacy 2.5GT / 2.5i / 2.5i Limited / 2.5i Premium $73.94 Details

Mishimoto Thermostats

IN STOCK MMTS-WRX-01 The Mishimoto racing thermostat for the 2001+ Subaru Impreza WRX and STI will promote greater cooling efficiency throughout your engine.The Mishimoto racing thermostat will significantly lower high engine temperature produced by modified and upgraded turbo applications.Once the engine is fully warme... Mishimoto 01-07 Subaru WRX / WRX STi 68 Degree Celsius Racing Thermostat 1996-1996 Subaru Legacy LS 1996-1997 Subaru Legacy LSi 1996-1998 Subaru Legacy Postal 1996-1999 Subaru Legacy Outback 1996-2000 Subaru Legacy Brighton 1996-2004 Subaru Legacy GT / L 1997-1997 Subaru Legacy Outback Limited 1998-1998 Subaru Legacy GT Limited 1999-1999 Subaru Legacy L 30th Anniversary / Limited 30th Anniversary / Outback Limited / SUS 30th Anniversary 2000-2002 Subaru Legacy GT Limited 2003-2003 Subaru Legacy L SE 2004-2004 Subaru Legacy L 35th Anniversary $83.28 Details
IN STOCK MMTS-WRX-15 The Mishimoto racing thermostat for the 2015-2021 Subaru WRX will promote greater cooling efficiency in your FA20DIT or FA24DIT. Once the engine is fully warmed up, the Mishimoto racing thermostat will open at a lower temperature than standard thermostats. This allows coolant to flow through the eng... Mishimoto 14-15 Subaru WRX / Forester 68 Degree Celsius Racing Thermostat 2020-2022 Subaru Legacy Limited XT 2020-2025 Subaru Legacy Touring XT 2023-2025 Subaru Legacy Sport $86.84 Details