PowerTex 2021 Mercedes-Benz C63 AMG Car Battery BCI Group 49 / H8 Replacement Lithium LiFePO4 Automotive Battery - PTLG49-1166

Maximized Longevity: Elevate your driving experience with the Powertex Lithium Iron Phosphate car battery, an optimal solution for maximizing your vehicle's potential. Crafted for extended durability surpassing conventional car batteries, this powerhouse delivers enhanced power and prolonged longevity. With LiFePO4, revel in sustained performance and unwavering reliability that elevates your journey every mile of the way.

Optimized Performance: Elevate your driving experience with the Powertex Lithium car battery, meticulously crafted for enhanced performance and dependability. This battery offers increased power and an extended lifespan, making it the ideal selection for those aiming to optimize their vehicle's capabilities. Choose Lithium Iron Phosphate for improved and consistently reliable performance.

Jump Start Button: Never worry about external jump starting again! Our battery features an internal jump start button, activated in the event of battery discharge or BMS triggering, ensuring hassle-free operations wherever you go.

Battery Management System: Experience peace of mind with our cutting-edge Battery Management System (BMS), acting as a vigilant protector against overcharge, over-discharge, and short-circuit incidents. This intelligent system tirelessly monitors and controls battery performance, ensuring both your safety and the durability of your investment.

Grade A Cells: Trust in the highest quality and reliability with UL-certified Grade A cells, delivering unmatched performance and peace of mind.

Discover the unparalleled performance of our Powertex LiFePO4 Car Battery with transparent and comprehensive insights into key parameters:

Capacity: Unmatched energy storage capacity to fuel extended journeys and power-hungry applications.

Cycle Life: Exceptional longevity, ensuring a prolonged and reliable service life for your investment.

Charging Time: Swift and efficient charging capabilities, minimizing downtime and maximizing your driving experience.

At Powertex, we prioritize clarity and excellence, empowering customers with the information they need to make informed decisions and elevate their driving experience.

After undergoing rigorous testing, we've engineered the most efficient and secure battery solution. Our LiFePO4 battery utilizes cells that have undergone puncture testing to prevent potential fire and explosion hazards. With crush-resistant technology, it's built to withstand intense pressure, collisions, and maintain structural integrity, ensuring your safety in any situation. Additionally, boasting IP65 and IP67 waterproof ratings, it offers unparalleled protection against water damage. Certified with UN38.3, MSDS, 62133, 62619, and CE, our battery is a testament to its reliability and safety standards, providing you with peace of mind on every journey.

What our Experts Think

• Engineered for Performance Cars: Designed specifically for the Mercedes-Benz C63 AMG, delivering fast, reliable starts even under high-performance demands.

• Advanced LiFePO4 Technology: Offers longer lifespan and greater safety compared to traditional lead-acid batteries.

• Weight Reduction Advantage: Significantly lighter than OEM batteries, helping improve handling and overall vehicle efficiency.

• Stable Power Delivery: Consistent voltage supports modern electronics and performance systems without strain.

• Low Maintenance Design: No acid, no spills, and minimal self-discharge for worry-free ownership.

• Ideal OEM Upgrade: Direct-fit BCI Group 49 / H8 replacement with higher efficiency and modern battery chemistry.

Q&A

Q: What vehicle fitment does this battery support?
A: Designed for 2021 Mercedes-Benz C63 AMG models requiring BCI Group 49 / H8 battery size.

Q: What type of battery is this?
A: A Lithium Iron Phosphate (LiFePO₄) automotive battery — lightweight, long-lasting, and maintenance-free.

Q: What are the key advantages over traditional lead-acid batteries?
A: Faster charging, higher energy density, deeper cycling life, improved cold-cranking performance, and reduced weight for better vehicle efficiency.

Q: What is the exact model number?
A: PowerTex PTLG49-1166 replacement battery.

Q: Is this a direct replacement?
A: Yes — engineered as a direct drop-in replacement for Group 49 / H8 automotive batteries.

Q: What should buyers expect in terms of durability?
A: Built for extended lifespan, enhanced vibration resistance, and consistent performance in daily driving and performance applications.

Maintenance Tips