Battery not included. Lets your McLaren run a standard 12V battery in place of the factory lithium battery.

The problem

McLaren's factory 12V lithium batteries are expensive and can fail or go into protection after the car sits. This emulator kit lets the car accept a standard 12V battery.

What's in the box

• Battery emulator module
• Instructions

Fits

• McLaren MP4-12C, 650S, 625C, 675LT
• McLaren 570S, 540C, 600LT, 620R
• McLaren P1
• Model years 2011–2021

How it works

1. Install the emulator as shown in the instructions.
2. Fit a standard 12V battery.
3. Send us your VIN first if you're not sure your car is on the list.

Why buy it from HBi

• Porsche and exotic specialists. HBi Auto is an independent Porsche and exotic dealership and service shop in Mocksville, NC, with factory-level PIWIS diagnostics.
• Proven. We sold more than 150 of our Cayenne / 992 battery conversion kits in the last 12 months, shipped nationwide.
• Fitment checked by a person. Send your VIN before you order and a Porsche tech confirms the kit fits your car.
• Install or undo it here. Book the install at our Mocksville shop. Going back to a lithium battery later needs a dealer-level scan tool; we have it.