Genuine Subaru Impreza WRX Alternator

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10 Alternators found

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Subaru Impreza WRX Alternator Assembly
Part Number: 23700AA540
$509.52 MSRP: $751.50
You Save: $241.98 (33%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Alternator Assy
- Replaced by: 23700AA5418A
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2004-2010 Subaru Impreza WRX | 2.5i, 25i, Outback, Outback Sport, STI | 2.5L H4, 2.5L H4 Turbo
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Subaru Impreza WRX Alternator Assembly
Part Number: 23700AA521
$477.02 MSRP: $703.57
You Save: $226.55 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Alternator Assy
- Replaced by: 23700AA8608A
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2008-2010 Subaru Impreza WRX | 2.5 GT, STI, WRX, WRX Sport, WRXSS | 2.5L H4 Turbo
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Subaru Impreza WRX Alternator Assembly
Part Number: 23700AA870
$507.71 MSRP: $748.83
You Save: $241.12 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Alternator Assy
- Replaced by: 23700AA871
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2013-2014 Subaru Impreza WRX | STI, STI Special Edition, STI Sport, WRX, WRX Sport | 2.5L H4 Turbo
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Subaru Impreza WRX Alternator Assembly
Part Number: 23700AA690
$509.52 MSRP: $751.50
You Save: $241.98 (33%)
ADD TO CART
Product Specifications
- Other Name: Alternator Assy
- Replaced by: 23700AA6918A
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2011 Subaru Impreza WRX | 2.5i, Outback Sport | 2.5L H4
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Subaru Impreza WRX Alternator Assembly
Part Number: 23700AA370
$561.26 MSRP: $827.82
You Save: $266.56 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Alternator Assy; Alternator
- Replaced by: 23700AA3708A
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2005 Subaru Impreza WRX | Outback, RS | 2.5L H4
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Subaru Impreza WRX Alternator Assembly
Part Number: 23700AA570
$477.02 MSRP: $703.57
You Save: $226.55 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Alternator Assy
- Replaced by: 23700AA8608A
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2006-2007 Subaru Impreza WRX | STI, STI Limited, WRX, WRX TR | 2.5L H4 Turbo
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Subaru Impreza WRX Alternator Assembly
Part Number: 23700AA681
$507.71 MSRP: $748.83
You Save: $241.12 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Alternator Assy; Alternator
- Replaced by: 23700AA871
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2011-2012 Subaru Impreza WRX | STI, STI Special Edition, STI Sport, WRX, WRX Sport | 2.5L H4 Turbo
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Subaru Impreza WRX Alternator Assembly
Part Number: 23700AA680
$507.71 MSRP: $748.83
You Save: $241.12 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Alternator Assy; Alternator
- Replaced by: 23700AA871
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2011 Subaru Impreza WRX | STI, STI Special Edition, STI Sport, WRX, WRX Sport | 2.5L H4 Turbo
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Subaru Impreza WRX Alternator Assembly
Part Number: 23700AA691
$509.52 MSRP: $751.50
You Save: $241.98 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Alternator Assy; Alternator
- Replaced by: 23700AA6918A
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2011 Subaru Impreza WRX | 2.5i, Outback Sport | 2.5L H4
View related parts
Subaru Impreza WRX Alternator Assembly
Part Number: 23700AA430
Product Specifications
- Other Name: Alternator Assy
- Replaced by: 23700AA430R1
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2002-2005 Subaru Impreza WRX | Outback, RS, TS, WRX | 2.0L H4 Turbo, 2.5L H4

Subaru Impreza WRX Alternator

The Subaru Impreza WRX Alternator will turn the rotation of the engine into steady electricity to power the headlights, provide battery and ignition power, and power the infotainment systems of modern vehicles. The Alternator uses a tough two-piece aluminum shell, belt-driven rotor, stator windings, and cooling fan to deliver amperage during hard pulls or errands. Subaru enthusiasts and drivers are no stranger to the reliability of the Subaru Impreza WRX. Early GD sedans share mounting points with current VA hatches, so swapping units between years is simple. Early cars carried a self-contained voltage regulator. Newer models let the powertrain control module adjust field current for improved efficiency and battery protection against overcharging. By installing bearings at both ends of the shaft, friction is minimized, which allows the Alternator to supply power without adversely affecting engine response. This slight gain assists the turbo in building boost a touch quicker in any Impreza WRX. Heavy-duty rectifier diodes convert the generated AC into clean DC so that things like the ABS, airbags, and other safety circuits remain stable while the audio volume and auxiliary lights go up. The Alternator keeps a constant output even during high-RPM cornering, meaning that cabin electronics don't flicker, adding to the sure-footed feel of the Impreza WRX. Its compact dimensions and lightweight design promote airflow underneath the hood, which reduces temperatures, extends the life of components, and is a plus with Subaru enthusiasts. All Subaru fans in the rallying world know that it is the Alternator that allows an Impreza WRX to start reliably after long stages. On newer Subaru cars, regular software updates for the Alternator are fine-tuning its adjustments to draw more power for the tech-packed cockpit of the recent Impreza WRX. This focus guarantees the Alternator remains a benchmark unit amongst compact performance cars. Not many components can combine durability, cross-generation compatibility, and performance impact as well as this Alternator, which is a humble yet vital star of Subaru.

Our website stands as the go-to online destination for OEM Subaru Impreza WRX Alternator. With complete lines of genuine Subaru Impreza WRX Alternator available at unbeatable market prices, we ensure top quality, reliability, and durability. Each part comes backed by the manufacturer's warranty, reinforcing your trust in our offerings.

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