How Do I Remove the Air Bypass Valve on a Subaru Impreza?

To remove the air bypass valve on 2007 and earlier models, first remove the engine cover (if equipped), then disconnect the vacuum hose from the air bypass valve, remove the air bypass valve mounting bolts, and lift the valve up and disconnect the turbocharger inlet duct from the valve. For 2008 and later models, disconnect the vacuum hose and air bypass hose from the air bypass valve, remove the air bypass valve mounting bolts, and then remove the air bypass valve. Installation is the reverse of removal.

Genuine Subaru Impreza Diverter Valve

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7 Diverter Valves found

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Subaru Impreza Valve Assembly Air Bypass
Part Number: 14471AA143
$150.18 MSRP: $219.57
You Save: $69.39 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Valve Assembly-Air Bypass; By-Pass Valve
- Replaces: 14471AA140, 14471AA142, 14471AA141
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2004-2011 Subaru Impreza | STI, STI Limited, STI Special Edition, STI Sport, WRX, WRX TR | 2.5L H4 Turbo
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Subaru Impreza Valve Assembly Air Bypass
Part Number: 14471AA130
$99.31 MSRP: $143.93
You Save: $44.62 (31%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Valve Assembly-Air Bypass; By-Pass Valve
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2008 Subaru Impreza | WRX, WRX Sport | 2.5L H4 Turbo
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Subaru Impreza Valve Assembly Air Bypass
Part Number: 14471AA240
$90.26 MSRP: $130.82
You Save: $40.56 (31%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Valve Assembly-Air Bypass; By-Pass Valve
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2008-2011 Subaru Impreza | 2.5 GT, WRX, WRX Sport, WRXSS | 2.5L H4 Turbo
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Subaru Impreza Valve Assembly Air Bypass
Part Number: 14471AA120
$181.73 MSRP: $265.68
You Save: $83.95 (32%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Valve Assembly-Air Bypass
- Replaced by: 14471AA1209L
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2002-2005 Subaru Impreza | WRX | 2.0L H4 Turbo
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Subaru Impreza Valve Assembly Air Bypass
Part Number: 14471AA140
$150.18 MSRP: $219.57
You Save: $69.39 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Valve Assembly-Air Bypass
- Replaced by: 14471AA143
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2004 Subaru Impreza | STI | 2.5L H4 Turbo
View related parts
Subaru Impreza Valve Assembly Air Bypass
Part Number: 14471AA141
$150.18 MSRP: $219.57
You Save: $69.39 (32%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Valve Assembly-Air Bypass
- Replaced by: 14471AA143
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2005 Subaru Impreza | STI | 2.5L H4 Turbo
View related parts
Subaru Impreza Valve Assembly-Air Bypass
Part Number: 14471AA142
$150.18 MSRP: $219.57
You Save: $69.39 (32%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Replaced by: 14471AA143
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2005 Subaru Impreza | STI | 2.5L H4 Turbo

Subaru Impreza Diverter Valve

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Subaru Impreza Diverter Valve Parts Questions & Experts Answers

Valve Assembly Air Bypass
14471AA143
Q: How Do I Remove the Air Bypass Valve on a Subaru Impreza?
A: To remove the air bypass valve on 2007 and earlier models, first remove the engine cover (if equipped), then disconnect the vacuum hose from the air bypass valve, remove the air bypass valve mounting bolts, and lift the valve up and disconnect the turbocharger inlet duct from the valve. For 2008 and later models, disconnect the vacuum hose and air bypass hose from the air bypass valve, remove the air bypass valve mounting bolts, and then remove the air bypass valve. Installation is the reverse of removal.