Car Batteries for 1989 Porsche 911

1989 Porsche 911 Battery Replacement & Size

Need more info about Porsche 911 batteries? Use this chart to find the right battery size and CCAs for your Porsche 911.

Battery Engine Warranty Cold Cranking Amps
MT-49/H8 H6/3.3L Replacement 24 months Performance 60 months 900
MTP-48/H6 H6/3.3L Replacement 30 months Performance 72 months 760
MTX-48/H6 H6/3.3L Replacement 36 months Performance 36 months 760
MTP-94R/H7 H6/3.6L Replacement 30 months Performance 72 months 790
MTX-94R/H7 H6/3.6L Replacement 36 months Performance 36 months 850
MT-48/H6 H6/3.2L Replacement 24 months Performance 60 months 770
MTP-48/H6 H6/3.2L Replacement 30 months Performance 72 months 760
MTX-48/H6 H6/3.2L Replacement 36 months Performance 36 months 760
BATTERIES

H6/3.3L

- Battery: MT-49/H8

- Warranty: Replacement 24 months, Performance 60 months

- Cold Cranking Amps: 900

H6/3.3L

- Battery: MTP-48/H6

- Warranty: Replacement 30 months, Performance 72 months

- Cold Cranking Amps: 760

H6/3.3L

- Battery: MTX-48/H6

- Warranty: Replacement 36 months, Performance 36 months

- Cold Cranking Amps: 760

H6/3.6L

- Battery: MTP-94R/H7

- Warranty: Replacement 30 months, Performance 72 months

- Cold Cranking Amps: 790

H6/3.6L

- Battery: MTX-94R/H7

- Warranty: Replacement 36 months, Performance 36 months

- Cold Cranking Amps: 850

H6/3.2L

- Battery: MT-48/H6

- Warranty: Replacement 24 months, Performance 60 months

- Cold Cranking Amps: 770

H6/3.2L

- Battery: MTP-48/H6

- Warranty: Replacement 30 months, Performance 72 months

- Cold Cranking Amps: 760

H6/3.2L

- Battery: MTX-48/H6

- Warranty: Replacement 36 months, Performance 36 months

- Cold Cranking Amps: 760

Buying a Replacement Battery for Porsche 911

You can pretty much drive your Porsche 911 until you don't want to anymore. But your 911's battery? Don't count on it to last forever. On average, auto batteries last anywhere from three to five years. You want to replace your 1989 Porsche 911 battery before it fails and leaves you stranded. Pay attention to clues that your battery is on its way out. A sluggish engine start, an illuminated battery or check engine light, swollen battery case, corrosion-covered posts, or weak lights may all indicate that your battery is on its last leg.

Plus, at Firestone Complete Auto Care, we’ll test your battery for free. With computerized testing we can see how much charge is left in your battery. Visit us for a complimentary battery check and, if necessary, a battery replacement to help keep your 1989 Porsche 911 running! Car batteries are only one of our many strong suits. Our technicians are well-acquainted with Porsche’s service specs for 911 battery CCAs and reserve capacity. Get help choosing the battery size that matches your vehicle, and schedule a fast car battery replacement at your earliest convenience.

Should You Choose Interstate Batteries for Your 911?

We only want what’s best for your Porsche 911, which is why we exclusively carry the best. We replace over 700,000 batteries each year with outrageously dependable Interstate Batteries. Interstate has been a leader in car battery reliability, performance, and innovation for many years. Pop the hood of any Porsche 911 and you may find a trusty Interstate Battery. Their entire line of powerful offerings can be found in industrial lifts, severe duty trucks, golf carts, and fishing boats. Your 1989 Porsche 911 needs a reliable battery to run optimally. And Interstate Batteries are Outrageously Dependable®.

After Buying 1989 Porsche 911 Battery

Have you recently had a fresh battery installed in your Porsche 911? Good thinking! You can give your new battery a head start with proper care and attention. Help extend your car battery’s life by limiting short trips, keeping the battery posts corrosion-free, and not using electronics such as the radio and power outlets when the engine is off.

Commonly Asked 911 Battery Questions

Turn to Firestone Complete Auto Care for answers to all your car battery questions. If you have battery questions that are Porsche 911-specific, visit your nearest store. Our technicians have the answers.

  • Why won't my 911 battery stay charged? A car battery that needs to be jump-started every time is as good as dead. It may be getting old. Or, you may have been leaving your car doors ajar and the dome lights on during the night. Stop by for a complimentary battery check at your local Firestone Complete Auto Care to learn more about the state of your battery.
  • What do you do with my dead 911 battery? We recycle it! Nearly 100% of all lead-acid batteries are recyclable.
  • How much will replacing my Porsche 911’s battery cost? Get affordable prices on Porsche 911 batteries by using one of our limited-time battery deals. Plus, every Interstate Battery comes with a maintenance-free performance warranty and limited-time free replacement.

Porsche 911 Batteries Near You

Don’t let a dead battery stop you. Shop replacement car batteries for your 1989 Porsche 911 at Firestone Complete Auto Care.