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Parts for your 2020 Subaru Legacy-Coolant

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Repco Heater Tap Valve - RHV4008

Repco Heater Tap Valve - RHV4008

$109
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GossFuel Emiss Hose (5/16) 8MM x 1M - FH80L10

GossFuel Emiss Hose (5/16) 8MM x 1M - FH80L10

$17
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Mechpro Big Mouth Funnel - MPFBIGM

Mechpro Big Mouth Funnel - MPFBIGM

$6
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Mechpro 3pc Round Funnel Set - MPF3PC

Mechpro 3pc Round Funnel Set - MPF3PC

$12
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Rislone Radiator Stop Leak 325mL - 41196

Rislone Radiator Stop Leak 325mL - 41196

$20
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Repco 12 Pc Coolant Funnel Set - RST241

Repco 12 Pc Coolant Funnel Set - RST241

$149
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Explore 4WD & Adventure

GossFuel Emiss Hose (3/16) 5MM x 1M - FH50L10

GossFuel Emiss Hose (3/16) 5MM x 1M - FH50L10

$17
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Goss Fuel Emiss Hose 6MMx15M PerM - FH60L150M

Goss Fuel Emiss Hose 6MMx15M PerM - FH60L150M

$19
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Rislone Head Gasket Fix 680g - 41111

Rislone Head Gasket Fix 680g - 41111

$101
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Goss Transmission Cooler Hose 8mm x 1m - TCH80L10

Goss Transmission Cooler Hose 8mm x 1m - TCH80L10

$22
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Nulon Radiator Flush & Clean 300mL - R40
Clearance

Nulon Radiator Flush & Clean 300mL - R40

$18
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Irontite Coolant System Sealer 600g - 960101

Irontite Coolant System Sealer 600g - 960101

$67
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Toledo Coolant Filler Funnel Set - 305092

Toledo Coolant Filler Funnel Set - 305092

$224
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Mechpro 3 in 1 Funnel with Strainer - MPF3IN1

Mechpro 3 in 1 Funnel with Strainer - MPF3IN1

$15
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Bedia Liquid Level Coolant Probe - 320408

Bedia Liquid Level Coolant Probe - 320408

$643
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Goss FuelcInjection Hose 8MMx 1M - FI80L10

Goss FuelcInjection Hose 8MMx 1M - FI80L10

$32
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Repco Radiator Cooling System Kit - RTT1019

Repco Radiator Cooling System Kit - RTT1019

$906
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Mechpro Multi-Purpose Funnel - MPFMULTI

Mechpro Multi-Purpose Funnel - MPFMULTI

$6
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GossFuel Emiss Hose (1/4) 6MM x 1M - FH60L10

GossFuel Emiss Hose (1/4) 6MM x 1M - FH60L10

$17
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Goss Transmission Cooler Hose 10mm x 1m - TCH100L10

Goss Transmission Cooler Hose 10mm x 1m - TCH100L10

$24
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VDO Temperature Sensor 1/8 - 27NPT Stud Terminals - 320.093
VDO

VDO Temperature Sensor 1/8 - 27NPT Stud Terminals - 320.093

$75
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GossFuel Emiss Hose (3/8) 10MM x 1M - FH100L10

GossFuel Emiss Hose (3/8) 10MM x 1M - FH100L10

$21
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Repco Oil Extractor 6L - ROE6L

Repco Oil Extractor 6L - ROE6L

$253
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Wynn's Radiator Flush 325mL - 65332
Clearance

Wynn's Radiator Flush 325mL - 65332

$25
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Penrite Radiator Oil Remover 375ml - ADROR375

Penrite Radiator Oil Remover 375ml - ADROR375

$35
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Mechpro Giant Funnel - MPFGNT
Clearance

Mechpro Giant Funnel - MPFGNT

$5
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Mechpro Super Quick Fill Funnel - MPFQUICK

Mechpro Super Quick Fill Funnel - MPFQUICK

$17
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Tru-Flow Heater Tap Valve - TFT4008

Tru-Flow Heater Tap Valve - TFT4008

$71
Fitment Notes:
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GossFuel Emiss Hose (5/32) 4MM x 1M - FH40L10

GossFuel Emiss Hose (5/32) 4MM x 1M - FH40L10

$15
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Mechpro Square Locking Funnel - MPFSQU

Mechpro Square Locking Funnel - MPFSQU

$8
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Repco Radiator Stop Leak 500ml - RRADSTOP500
Clearance

Repco Radiator Stop Leak 500ml - RRADSTOP500

$2
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Showing 40 - 78 of 128 products

Understanding Coolant and Its Importance for the 2020 Subaru Legacy

The 2020 Subaru Legacy is equipped with a cooling system that definitely requires coolant to keep the engine running smoothly. Coolant, often called antifreeze, plays a crucial role in managing the engine's temperature and preventing it from overheating or freezing in extreme conditions. So yes, coolant is very much relevant and necessary for the 2020 Subaru Legacy.

Basically, coolant serves several important purposes in the Subaru Legacy's cooling system. It circulates through the engine via the radiator and hoses, absorbing heat produced by the engine as it runs. The coolant then carries this heat to the radiator where it dissipates into the air, ensuring the engine stays within its optimal temperature range. Without coolant, the engine would quickly overheat, leading to serious damage such as a blown head gasket or warped cylinder heads.

But it's not just about cooling. Coolant also helps prevent corrosion inside the engine and radiator. It contains additives that stop rust and scale from building up on the metal components, which could otherwise clog the cooling system and impair performance. Moreover, depending on the climate, the coolant lowers the freezing point of the water in the radiator, preventing it from freezing and expanding which could crack the block or hoses during cold Australian winters.

Since the 2020 Subaru Legacy is designed to handle a wide range of temperatures, both hot summers and mildly cold winters, keeping the cooling system's fluid in good condition is vital for reliable operation and longevity of the vehicle. Subaru typically recommends the use of specific types of coolant that meet their standards, usually an ethylene glycol-based antifreeze that is pre-mixed or requires dilution with distilled water.

When it comes to maintenance, changing or topping up the coolant is part of the regular service schedule. Subaru usually advises a coolant flush and replacement every five years or 100,000 kilometres, whichever comes first, but this can vary based on regional differences, driving conditions, and the specific Subaru model. It's always a good idea to check the owner's manual or consult with an authorised Subaru service centre to confirm exact intervals.

Here are some practical tips for maintaining the coolant system on the 2020 Subaru Legacy:

  • Regularly check the coolant reservoir to ensure the fluid level is between the minimum and maximum markers. Low levels might indicate a leak or a need for topping up.
  • Keep an eye on the colour and clarity of the coolant. It should be a bright colour like green, orange, or pink depending on the type used. Rusty or dirty coolant means it's time for a flush.
  • Don't mix different types of coolant. Subarus generally require a compatible antifreeze formula, so mixing can damage the additives and reduce effectiveness.
  • If your 2020 Subaru Legacy shows signs of overheating, strange smells from the engine bay, or leaks under the car, get the cooling system checked immediately.

Replacing the coolant usually involves a professional service where the old fluid is drained, the system flushed to remove any deposits, and then refilled with fresh coolant carefully mixed to the right concentration. This helps maintain proper engine temperature control and prolongs the life of radiator components, hoses, and the water pump.

All up, the coolant is pretty much a lifesaver for the Legacy's engine. Without it, you'd risk costly repairs and the inconvenience of breakdowns. Keeping up with the coolant maintenance schedule is a simple way to ensure the engine keeps running quietly and efficiently, no matter where in Australia the adventure takes you.