Car Batteries for 2020 Subaru WRX STI

2020 Subaru WRX STI Battery Replacement & Size

Researching battery replacements for your Subaru WRX STI? Use this chart to find the right battery size and CCAs for your Subaru WRX STI.

Battery Engine Warranty Cold Cranking Amps
H4/2.5L Replacement months Performance months
BATTERIES

H4/2.5L

- Battery:

- Warranty: Replacement months, Performance months

- Cold Cranking Amps:

Shopping for Subaru WRX STI Car Batteries

Sadly, your Subaru WRX STI won't last forever. Neither will its battery. The average car battery lasts three to five years. Don’t get stranded by your WRX STI’s car battery. Replace it regularly instead! Look out for symptoms of a faulty car battery. A slow engine crank, a blinking battery or check engine light, swollen battery case, corroded battery posts, or dim headlights can all be signs that your battery is waving goodbye.

Or, you can get a complimentary battery check at your nearest Firestone Complete Auto Care. With computerized testing we can see how much charge is left in your battery. Visit us for a complimentary battery check and, if needed, get your Subaru WRX STI a replacement battery. Car batteries are one of our many specialties! Our expert technicians understand Subaru service recommendations for WRX STI battery CCAs and reserve capacity. Get help figuring out the battery size that fits your car perfectly, and schedule a fast car battery replacement at your earliest convenience.

Firestone Has DieHard Batteries for  WRX STIs

We only want what’s best for your Subaru WRX STI, which is why we carry just that. You need a reliable, durable and powerful battery in extremely hot and cold environments. DieHard WRX STI batteries surpass expectations using the latest innovative technology to meet the growing power demands of new vehicles. They're no ordinary battery, they're extraordinary. Choose a DieHard battery for your Subaru WRX STI and have the peace of mind that performance will be there when you need it most. That’s why you should choose batteries from Firestone Complete Auto Care.

Making Your WRX STI’s New Battery Last

Got a new car battery installed in your 2020 Subaru WRX STI? Good thinking! Give your new car battery the best start with proper care. ensuring all the lights are turned off before you leave the car, limiting short trips, cleaning your battery posts, and not playing the radio or using other electronics when the engine is turned off.

Answers to Your WRX STI Car Battery Questions

Firestone Complete Auto Care has answers to your top car battery questions. If you have battery questions that are Subaru WRX STI-specific, pay us a visit. Our expert techs have the answers you need.

  • Why won't my WRX STI battery stay charged? A battery that won't hold a charge is almost as good as dead. The battery may be too old. Or, you may have a habit of leaving your car doors open and the cabin light at night. Stop by for a free battery test at your nearest Firestone Complete Auto Care to learn more about the state of your battery.
  • What do you do with my old WRX STI battery? We recycle it, taking care of both your car and the Earth.
  • How much will replacing my Subaru WRX STI’s battery cost if I get a DieHard battery? You can find affordable WRX STI batteries by using one of our car battery coupons, when available. Plus, every DieHard battery comes with extra coverage thanks to DieHard Assurance and a free replacement warranty.

Get a New Subaru WRX STI Battery

Don't let a failing battery slow you down. Shop replacement batteries for 2020 Subaru WRX STIs today and schedule a quick installation at Firestone Complete Auto Care.