Details

• Brand:

  

• SKU:

  SOA821B400

• Other Names:

  PB001721 Battery

• Description:

  A car battery (SOA821B400) serves as the main source of power that delivers voltage to your car’s electrical components. Commonly found in the engine bay, this tiny box converts chemical energy into the electrical energy your vehicle needs to start. It also keeps the electrical current in your car steady so it has enough power to stay running.

  Since a car battery supplies power to your car‚Äôs electrical components, poor maintenance could cause serious damage. Some symptoms of a faulty battery are a slow starting engine, musty car odors, as well as dimmer lights and other electrical issues. You may notice your terminals starting to corrode, deformations in your battery case, and your check engine light frequently turning on. 

  To avoid damage to your vehicle’s components, test your battery and replace it every three to five years or as recommended by your auto manufacturer.

  SubaruOnlineParts offers genuine car batteries compatible with your vehicle. Choose us and purchase a Subaru OEM battery compatible with your vehicle. Check out our catalog today to score incredible deals on your Subaru battery today.

  
  

  Battery – Subaru (SOA821B400)

  The Battery – Subaru (SOA821B400) is a premium genuine OEM component engineered by Subaru to deliver dependable power, long-term durability, and optimal cold-start performance. Designed to factory specifications, this battery matches the exact dimensions, terminal layout, and electrical characteristics required for Subaru vehicles, ensuring seamless integration and reliable performance across a wide range of models.

  Constructed with high-grade lead-calcium alloy plates and a robust polypropylene case, the SOA821B400 offers excellent resistance to vibration and thermal stress. Its advanced design minimizes self-discharge and extends service life, even under demanding driving conditions. The sealed, maintenance-free construction prevents electrolyte loss and eliminates the need for frequent fluid top-ups, making it ideal for busy professionals and DIY mechanics alike.

  This OEM battery delivers the reliable cranking amps and cold-cranking amps specified in Subaru's original build, ensuring confident engine starts in cold climates and heat. The precise terminal orientation and mounting layout allow for direct replacement—no modifications or adaptations necessary—streamlining the installation process and reducing downtime in the workshop or garage.

  Opting for the original Subaru SOA821B400 battery ensures complete compatibility with the vehicle’s charging system, battery monitoring features, and onboard electronics. Professionals will value the OE-fit assurance and warranty support, while DIY enthusiasts can feel confident in achieving factory-level performance and reliability with minimal effort.

  ✔ Genuine Subaru OEM manufacturing for guaranteed quality and exact fit

   ✔ Durable lead‑calcium alloy plates and vibration‑resistant case

   ✔ Cold-cranking performance meets factory specs for dependable starts

   ✔ Sealed, maintenance‑free design for worry‑free usage

   ✔ Easy, direct-fit replacement—no tools beyond standard battery wrench

  Whether you're a seasoned professional or a hands-on DIY mechanic, the Battery – Subaru (SOA821B400) is a reliable, high-quality upgrade that preserves your vehicle’s original performance characteristics. Expect precise fit, consistent power delivery, and enhanced longevity when you choose this genuine OEM battery over aftermarket substitutes.

  
  

• Condition: New
• Notes: order by description.
• Replaces:

  soa821b410

• HazMat: This part contains hazardous materials. Extra shipping costs apply.

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