LIGHTER. SMARTER. BUILT TO START.

Lightweight Lithium. Serious Starting Power.

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EXCEPTIONALLY LIGHTWEIGHT

SUPERIOR ENERGY OUTPUT

LONGER LASTING

THOUSANDS OF CHARGE CYCLES

Not sure which lithium car battery fits? Choose your vehicle’s year, make, and model above to see the recommended PowerTex battery. If your vehicle isn’t listed, call 1 (888) 593-1029, use live chat, or contact us for fitment help.

Why Drivers Choose PowerTex Lithium Car Batteries

Six automotive-focused advantages—from meaningful weight reduction to smart monitoring and reserve starting.

Extremely Lightweight

Roughly one-third the weight of a conventional lead-acid battery—an immediate, meaningful reduction.

Extended Lifespan

With a lifespan ranging from 2 to 5 times that of a lead-acid battery, our batteries not only last significantly longer but also minimize headaches and cost less per charge cycle.

Battery Management System

Our cutting edge BMS protects the battery from overcharge, over-discharge, and short-circuit, while constantly monitoring and regulating its performance.

Built-In Jump Starting

No more bulky cables or dependence on others when your battery is drained! Just press the button on top of the battery to start your vehicle instantly.

Bluetooth Connectivity

Our batteries feature Bluetooth monitors accessible via our app for iPhone and Android. View real-time data like voltage, current, and status from your phone.

Eco-Friendlier Option

Our batteries offer an environmentally friendlier choice, free from harmful heavy metals like lead or corrosive liquids like acid.

Why Upgrade to a Lithium Car Battery?

A lighter, smarter starting battery can improve reliability, reduce vehicle weight, and give you real-time visibility into battery health.

Automotive LiFePO₄ Batteries

PowerTex automotive LiFePO₄ batteries replace heavy lead-acid starting batteries with a lighter, longer-lasting design built for dependable cranking. Intelligent BMS protection, Bluetooth monitoring, and available reserve-start capability help drivers see battery health and recover from a drained main charge.

Find Your Battery

Shop Automotive Lithium Batteries by BCI Group
PowerTex Batteries BCI Group 51R Lithium LiFePO4 Automotive Battery
PowerTex Batteries BCI Group 51R Lithium LiFePO4 Automotive Battery
Sale priceFrom $749.99
PowerTex Batteries BCI Group 47 / H5 Lithium LiFePO4 Automotive Battery
PowerTex Batteries BCI Group 47 / H5 Lithium LiFePO4 Automotive Battery
Sale priceFrom $749.99
PowerTex Batteries BCI Group 35 / Q85 Lithium LiFePO4 Automotive Battery
PowerTex Batteries BCI Group 35 / Q85 Lithium LiFePO4 Automotive Battery
Sale price$849.99
PowerTex Batteries BCI Group 48 / H6 Lithium LiFePO4 Automotive Battery
PowerTex Batteries BCI Group 48 / H6 Lithium LiFePO4 Automotive Battery
Sale price$849.99
PowerTex Batteries BCI Group T6 / L2 Lithium LiFePO4 Automotive Battery
PowerTex Batteries BCI Group T6 / L2 Lithium LiFePO4 Automotive Battery
Sale price$849.99
PowerTex Batteries BCI Group 27 / 27M Lithium LiFePO4 Automotive & Marine Battery
PowerTex Batteries BCI Group 27 / 27M Lithium LiFePO4 Automotive & Marine Battery
Sale price$899.99

Monitor Your Car Battery from Your Phone

The PowerTex app puts supported automotive battery data in your pocket. Check voltage, temperature, state of charge, and overall battery health from iPhone or Android—before a road trip, at the track, or from the garage.

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Built for Drivers. Backed by PowerTex.

Every PowerTex automotive battery is built around dependable cranking power, meaningful weight savings, and intelligent protection. Rigorous quality checks, clear warranty coverage, and responsive U.S.-based support give drivers confidence before, during, and after installation.

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Lithium Car Battery FAQs

Are PowerTex LiFePO₄ car batteries safe?
Yes. PowerTex automotive LiFePO₄ batteries use a chemically stable lithium iron phosphate design and an internal Battery Management System that helps protect against overcharge, over-discharge, short circuit, and other common battery faults.

Automotive Battery Reviews from Real Drivers

Drivers share their experience with PowerTex starting power, weight savings, fitment support, and everyday reliability.

Five Stars!

I'm not one to write reviews, but this lithium battery deserves a shoutout. Easy installation, improved performance, and no more anxiety about my car not starting. Five stars

Mardi Sterling

PowerTex Batteries BCI Group 49 / H8 Lithium LiFePO4 Automotive Battery
PowerTex Batteries BCI Group 49 / H8 Lithium LiFePO4 Automotive Battery
Sale priceFrom $949.99
Truly Amazing!

This battery is so light and the performance is truly amazing at a better price than that other brand. 💯 👍🏽

Izzy Valcarcel

PowerTex Batteries BCI Group 48 / H6 Lithium LiFePO4 Automotive Battery
PowerTex Batteries BCI Group 48 / H6 Lithium LiFePO4 Automotive Battery
Sale price$849.99
Unparalleled Support

Was not sure which battery fit my car, was so happy when I called and someone from the states answered and helped me. Battery arrived a few days later and have been extremely happy since.

Steven Ross

PowerTex Batteries BCI Group 94R / H7 Lithium LiFePO4 Automotive Battery
PowerTex Batteries BCI Group 94R / H7 Lithium LiFePO4 Automotive Battery
Sale priceFrom $949.99
Great

Really great customer service. They had answers to all of my questions. Easy to get them on the phone as well, which is appreciated. Battery arrived fast and works great.

Dale C.

PowerTex Batteries BCI Group 48 / H6 Lithium LiFePO4 Automotive Battery
PowerTex Batteries BCI Group 48 / H6 Lithium LiFePO4 Automotive Battery
Sale price$849.99
Super Light

I've only had the battery a short time but so far I'm very pleased with it. I was really surprised how light it was and it certainly has plenty of cranking power. I would reccomend it anyone.

David Chapin

PowerTex Batteries BCI Group 51R Lithium LiFePO4 Automotive Battery
PowerTex Batteries BCI Group 51R Lithium LiFePO4 Automotive Battery
Sale priceFrom $749.99

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