How to Remove the Inter Cooler on Subaru Legacy?

To remove the intercooler on 2004 and later Legacy, Outback, and Forester models, disconnect the PCV hoses and metal lines, the turbocharger inlet duct, and the vacuum hose from the air bypass valve. Remove the intercooler mounting bolts and loosen the hose clamps securing the ducts. Lift the intercooler and unplug the turbocharger and ducts and remove it. To reinstall, switch the removal steps going from the final step to the first step.

Genuine Subaru Legacy Intercooler

Front Intercooler

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7 Intercoolers found

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Subaru Legacy Inter Cooler Complete
Part Number: 21821AA021
$395.16 MSRP: $563.87
You Save: $168.71 (30%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Intercooler
- Replaces: 21821AA020
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2005-2007 Subaru Legacy | GT, GT Limited | 2.5L H4 Turbo
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Subaru Legacy Inter Cooler Complete
Part Number: 21821AA061
$355.31 MSRP: $507.00
You Save: $151.69 (30%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Intercooler
- Replaces: 21821AA060
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2010-2012 Subaru Legacy | 2.5GT Limited, 2.5GT Premium | 2.5L H4 Turbo
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Subaru Legacy Inter Cooler Complete
Part Number: 21821AA030
$363.73 MSRP: $519.02
You Save: $155.29 (30%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Replaced by: 21821AA031
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2008-2009 Subaru Legacy | GT, GT Limited, XT Limited | 2.5L H4 Turbo
View related parts
Subaru Legacy Inter Cooler Complete
Part Number: 21821AA020
$395.16 MSRP: $563.87
You Save: $168.71 (30%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Replaced by: 21821AA021
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2005-2006 Subaru Legacy | GT, GT Limited | 2.5L H4 Turbo
View related parts
Subaru Legacy Inter Cooler Complete
Part Number: 21821AA060
$355.31 MSRP: $507.00
You Save: $151.69 (30%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Replaced by: 21821AA061
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2010-2011 Subaru Legacy | 2.5GT Limited, 2.5GT Premium | 2.5L H4 Turbo
View related parts
Subaru Legacy Inter Cooler Complete
Part Number: 21821AA100
$420.16 MSRP: $599.55
You Save: $179.39 (30%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Inter Cooler Cp
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2020-2021 Subaru Legacy | 2.4R F/R-O, 2.4R Limited, 2.4R Touring | 2.4L H4 DIT
View related parts
Subaru Legacy Inter Cooler Assembly
Part Number: 21820AA300
Product Specifications
- Other Name: Intercooler
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2004 Subaru Legacy | Baja-B | 2.5L H4 Turbo

Subaru Legacy Intercooler

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Subaru Legacy Intercooler Parts Questions & Experts Answers

Inter Cooler Complete
21821AA021
Q: How to Remove the Inter Cooler on Subaru Legacy?
A: To remove the intercooler on 2004 and later Legacy, Outback, and Forester models, disconnect the PCV hoses and metal lines, the turbocharger inlet duct, and the vacuum hose from the air bypass valve. Remove the intercooler mounting bolts and loosen the hose clamps securing the ducts. Lift the intercooler and unplug the turbocharger and ducts and remove it. To reinstall, switch the removal steps going from the final step to the first step.