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Great question! If your current battery is starting perfectly and showing no signs of decline, you’re likely in good shape for now. Most stock batteries tend to last around 3-5 years under normal conditions, so at 30K miles on a 2021, you're approaching that window where performance can start to...

We totally get it—timing can be tricky! But hey, since you’ve got a Powertex battery now, we’ve got something exciting for you and anyone else who recently made a purchase. We’re always looking for awesome shots of our batteries in action. If you send us high-quality pictures of your Powertex...

Hey Supra enthusiasts! ?⚡ It’s finally here—Powertex Batteries’ biggest sale of the year! ? For Black Friday, take an exclusive 15% OFF all our high-performance lithium batteries. Upgrade your Supra with a lightweight, long-lasting battery designed to handle the toughest demands. ? But don’t...

It’s not a requirement, but we recommend it as a way to verify that the battery is functioning properly, especially since it was in BMS protection mode for an extended period. Please feel free to reach out if you have any other questions or concerns.

It looks like the voltage readings are steady, which is a good start, but to fully confirm that the battery is ready for installation, we recommend verifying that it’s holding a charge effectively. Here are a couple of quick steps: Check the Voltage: After disconnecting the charger, test the...

Hey Supra fam! ? We know you’re always looking for the best upgrades for your ride, so we're kicking off our Early Black Friday Sale with a special deal just for you. For a limited time, Powertex Batteries is offering $75 off our high-performance lithium battery for the Toyota Supra! ? Why...

Feel free to ask any questions—there’s no such thing as a dumb question! Regularly needing to jump-start your car usually means the battery is dropping to around 11V, causing the Battery Management System (BMS) to activate and protect the battery from over-discharging. If this happens often...

At this time, yes, you’ll need to press the jump start button to activate that feature. However, our Bluetooth app is launching very soon, allowing you to control it directly from your phone without needing to press the physical button. All batteries are currently shipping with Bluetooth built...

Thanks for your interest in our Powertex battery for the Toyota Supra! For many modern vehicles, including the Supra, it’s recommended to register a new battery to ensure optimal performance and integration with the car's Battery Management System (BMS). Registering allows the vehicle to...

Upgrade Your Supra with the Powertex Group 94R Lithium Car Battery! Hey SupraMKV family! ? We’re excited to introduce the Powertex Group 94R Lithium Car Battery, tailored specifically for the Toyota Supra. If you’re looking to maximize your Supra’s performance, reliability, and efficiency, this...

Hello everyone! I noticed there was some discussion about one of our batteries going into sleep mode due to the BMS. We’d like to clarify a few points to help everyone understand this feature and provide some guidance. Why the Battery Enters Sleep Mode: The sleep mode is most likely triggered...

Hello Supra enthusiasts! We’re thrilled to announce that Powertex Batteries is now a proud sponsor of the SupraMKV forum! About Us: At Powertex, we’re passionate about powering performance and keeping our customers’ cars running at their best. Based out of Fort Lauderdale, Florida, we take...