Subaru Alternators

How a Subaru Alternator Works

Batteries help start Subaru vehicles; factory alternators keep them running reliably. There's no difference between how a remanufactured alternator and a new alternator work. In your case, they're both original Subaru, and they both consistently pass power among the many electrical systems in your vehicle.

What Are The Signs of Alternator Failure?

However, even OEM Subaru alternators, for all their time-tested quality, can fail with age, even before an alternator warning light activates. Signs your alternator is going bad range from flickering headlights and car entertainment system malfunctions to engine squeaks and dead batteries. You could even smell burning under the hood. Worse yet, you could inadvertently cause alternator failure without symptoms, with an incompatible accessory install or bad jump-start.

When to Replace Your Alternator

If your Subaru experiences electrical failure, have it inspected and run a charging system test to be sure of what the problem is. Otherwise, you can change your alternator every 7 years or every 80,000 to 150,000 miles, whichever comes first.

Get a Genuine Subaru Alternator from Devil Subaru Parts

A genuine Subaru alternator will be compatible with your model right from the factory, so it'll be your best replacement option. You can browse our online catalog and place an order when you're ready to get started. We offer fast shipping options so you can get the parts you need ASAP. Check another maintenance schedule off your list - order one online from our auto parts counter or contact us with any questions!

Alternator

Part Number: 23700AA5228A
Subaru Subaru
Other Names: Alternator Assembly
Replaces: 23700AA520, 23700AA521, 23700AA522, 23700AA570
Description: Fits Forester, Impreza, Legacy, Outback, STI, WRX Alternator Your alternator replenishes your battery when your car is running. If you...
Fits:
  • Subaru:
    • Forester,
    • Impreza,
    • Legacy,
    • Outback
MSRP $703.57
$455.91

Alternator

Part Number: 23700AA6918A
Subaru Subaru
Other Names: Alternator Assembly
Replaces: 23700AA690, 23700AA691
Description: Impreza. Without turbo.
Fits:
  • Subaru:
    • Impreza
MSRP $751.50
$486.97

Alternator

Part Number: 23700AA831
Subaru Subaru
Other Names: Alternator Ay
Replaces: 23700AA620, 23700AA621, 23700AA830
Description: Fits Legacy, Outback, Tribeca Alternator Your alternator replenishes your battery when your car is running. If you have a battery...
Fits:
  • Subaru:
    • Legacy,
    • Outback,
    • Tribeca
MSRP $704.03
$456.21

Alternator

Part Number: 23700AA901
Subaru Subaru
Other Names: Alternator Ay
Description: With hybrid. Crosstrek.
Fits:
  • Subaru:
    • Crosstrek,
    • XV Crosstrek
MSRP $2,254.97
$1,447.69

Alternator

Part Number: 23700AA911
Subaru Subaru
Other Names: Altntr Assembly
Replaces: 23700AA910
Description: WRX. Impreza. Without turbo. Without hybrid. XV Crosstrek.
Fits:
  • Subaru:
    • Crosstrek,
    • Impreza,
    • WRX,
    • XV Crosstrek
MSRP $745.43
$483.04

Alternator

Part Number: 23700AA98B
Subaru Subaru
Other Names: Altntr Assembly
Description: Impreza.
Fits:
  • Subaru:
    • Impreza
MSRP $519.40
$336.57

Alternator

Part Number: 23700AB030
Subaru Subaru
Other Names: Alternator Ay
Replaces: 23700AA760, 23700AA761
Description: Forester.
Fits:
  • Subaru:
    • Forester
MSRP $748.83
$485.24

Alternator

Part Number: 23700AB051
Subaru Subaru
Other Names: Altntr Assembly
Replaces: 23700AB050, 23700AB13A
Description: Legacy, Outback. Without turbo. Forester. WRX. Impreza. 2.5l.
Fits:
  • Subaru:
    • Crosstrek,
    • Forester,
    • Impreza,
    • Legacy,
    • Outback,
    • WRX
MSRP $471.81
$356.69

Alternator

Part Number: 23700AB220
Subaru Subaru
Other Names: Altntr Assembly
Description: Forester. 2.5l.
Fits:
  • Subaru:
    • Forester
MSRP $658.33
$426.60

Alternator

Part Number: 23700AA751
Subaru Subaru
Other Names: Altntr Assembly
Replaces: 23700AA750
Description: BRZ.
Fits:
  • Subaru:
    • BRZ
MSRP $644.45
$417.60

Alternator

Part Number: 23700AA931
Subaru Subaru
Other Names: Altntr Assembly
Replaces: 23700AA930
Description: Legacy, Outback. 3.6l.
Fits:
  • Subaru:
    • Legacy,
    • Outback
MSRP $734.20
$475.76

Alternator

Part Number: 23700AB200
Subaru Subaru
Other Names: Altntr Assembly
Description: 2.0L.
Fits:
  • Subaru:
    • Crosstrek,
    • Impreza
MSRP $564.29
$426.60

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