Car Batteries for 1991 Infiniti Q45

The Right Battery Size for a 1991 Infiniti Q45

Not sure what battery to get for your Infiniti Q45? Use this chart to find the right battery size and CCAs for your Infiniti Q45.

Battery Engine Warranty Cold Cranking Amps
MT-27 V8/4.5L Replacement 24 months Performance 60 months 810
MTP-78DT V8/4.5L Replacement 30 months Performance 72 months 800
MTZ-34 V8/4.5L Replacement 48 months Performance 48 months 800
BATTERIES

V8/4.5L

- Battery: MT-27

- Warranty: Replacement 24 months, Performance 60 months

- Cold Cranking Amps: 810

V8/4.5L

- Battery: MTP-78DT

- Warranty: Replacement 30 months, Performance 72 months

- Cold Cranking Amps: 800

V8/4.5L

- Battery: MTZ-34

- Warranty: Replacement 48 months, Performance 48 months

- Cold Cranking Amps: 800

Shopping for Infiniti Q45 Car Batteries

Your Q45 doesn't have an expiration date, but its battery does. The average car battery lasts three to five years. Check your battery regularly and replace it as needed so it doesn’t leave you and your Infiniti Q45 stranded. Watch for signs that your current battery is getting too old or too weak. A slow engine crank, an illuminated check engine light or battery signal, swollen battery case, corrosion-covered posts, or faded headlights may all indicate that your battery is waving goodbye.

Plus, at Firestone Complete Auto Care, we’ll test your battery for free. Our equipment can see how much charge is left in your battery. Drop in for a free battery check and, if needed, a replacement battery for your 1991 Infiniti Q45. Car batteries are one of our many specialties! Our technicians are well-acquainted with Infiniti’s service specs for Q45 battery cold cranking amps and reserve capacity. Get help figuring out the battery size that's best for your Q45, and schedule an appointment today for a quick car battery replacement.

Are Interstate Batteries Good for Q45s?

Your Infiniti Q45 deserves the best, which is why we carry just that. 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. That's why you'll find Interstate Batteries in the engines of many a Infiniti Q45. Their entire line of powerful offerings can be found in boom lifts, severe duty trucks, UTVs, and fishing boats. You need a car battery that's just as dependable as your 1991 Infiniti Q45. That’s why you should choose Interstate Battery. Their products are Outrageously Dependable®.

Making Your Q45’s New Battery Last

Did you recently have a new 1991 Infiniti Q45 car battery installed? 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, decreasing the number of short trips you take, keeping your battery posts clean, and avoiding radio and electronic component use when the engine is off.

Answers to Your Q45 Car Battery Questions

Firestone Complete Auto Care has answers to your top car battery questions. If you have battery questions that are Infiniti Q45-specific, stop by your nearest store. Our expert techs have the answers you need.

  • Why won't my Q45 battery stay charged? A battery is in its final hour when it will no longer hold a charge. The battery may be too old. Or, you may have been leaving your car doors ajar and the dome lights on during the night. Stop by for a free battery test at your favorite Firestone Complete Auto Care and learn more about your battery's charge.
  • What do you do with my dead Q45 battery? We recycle it, taking care of both your car and the Earth.
  • What’s the cost of Infiniti Q45 batteries? Infiniti Q45 batteries can be affordable, especially when there's an available battery coupon. And, all Interstate Batteries have a limited-time free replacement and performance warranty.

Get a New Infiniti Q45 Battery

The middle of nowhere is the wrong place to have a weak battery. Shop replacement batteries for 1991 Infiniti Q45 today and schedule a quick installation at Firestone Complete Auto Care.