Car Batteries for 2004 Porsche 911

Battery Size & Replacement for 2004 Porsche 911

Researching battery replacements for your Porsche 911? Use the following chart to find information on Porsche 911 battery size and cold cranking amps.

Battery Engine Warranty Cold Cranking Amps
MT-91/T6 H6/3.6L Replacement 24 months Performance 60 months 590
MTP-48/H6 H6/3.6L Replacement 30 months Performance 72 months 760
MTX-94R/H7 H6/3.6L Replacement 36 months Performance 36 months 850
BATTERIES

H6/3.6L

- Battery: MT-91/T6

- Warranty: Replacement 24 months, Performance 60 months

- Cold Cranking Amps: 590

H6/3.6L

- Battery: MTP-48/H6

- Warranty: Replacement 30 months, Performance 72 months

- Cold Cranking Amps: 760

H6/3.6L

- Battery: MTX-94R/H7

- Warranty: Replacement 36 months, Performance 36 months

- Cold Cranking Amps: 850

Shopping for Porsche 911 Car Batteries

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. Generally, car batteries last from three to five years. You want to replace your 2004 Porsche 911 battery before it fails and leaves you stranded. Watch for signs that your current battery is getting too old or too weak. A lagging starter, an illuminated check engine light or battery signal, bloated battery case, corrosion-covered posts, and subpar electrical performance may all indicate that your battery needs attention.

Or, you can get a complimentary battery check at your nearest Firestone Complete Auto Care. Our equipment can see how much charge is left in your battery. Stop by for a free battery test and, if needed, get your Porsche 911 a replacement battery. Automotive batteries are just one of our many areas of expertise. Our technicians are familiar with Porsche-specific recommendations for 911 battery cold cranking amps and reserve capacity. Get help choosing the battery size that matches your vehicle, and schedule an appointment today for a quick car battery replacement.

Why Choose an Interstate Battery for Your 911?

We know what’s best for your Porsche 911, which is why we only carry top-of-the-line replacement parts and batteries. We replace over 700,000 batteries each year with outrageously dependable Interstate Batteries. Interstate has been a leader in car battery reliability, performance, and technology. That’s why it’s unsurprising to find an Interstate Battery in the engine of a Porsche 911. Their entire line of powerful offerings can be found in forklifts freightliners, UTVs, and even boats! You need a car battery that's just as dependable as your 2004 Porsche 911. And Interstate Batteries are Outrageously Dependable®.

Making Your 911’s New Battery Last

Have you recently had a fresh battery installed in your Porsche 911? Congrats! Now, help it last longer and stay charged by caring for it from the get-go. You can take care of your battery by limiting short trips, keeping the battery posts corrosion-free, and avoiding radio and electronic component use when the engine is off.

Commonly Asked 911 Battery Questions

Get answers to common car battery questions, from Firestone Complete Auto Care. If you have a 911-specific battery question, pay us a visit. Our expert techs have the answers you need.

  • Why won't my 911 battery stay charged? A battery is in its final hour when it will no longer hold a charge. It may be getting old. Or, you may have a habit of leaving your car doors open and the cabin light at night. Stop in for a free battery check at your nearest Firestone Complete Auto Care and learn more about your battery's charge.
  • What do you do with my dead 911 battery? We’ll recycle your car battery for you!
  •  How much do Porsche 911 batteries cost? You can find affordable 911 batteries by using one of our car battery coupons, when available. And, all Interstate Batteries have a limited-time free replacement and performance warranty.

Get a New Porsche 911 Battery

Don’t let a dead battery stop you. Shop replacement car batteries for your 2004 Porsche 911 at Firestone Complete Auto Care.