BimmerWorld on Instagram: "At @virnow for our first test runs of our beautiful new @bmwmotorsport M4 GT4s. #bimmerworld #OPTIMAbatteries #teamredlineoil #pfcbrakes #lifelineusa @optimabatteries @redlineoil @lifeline_fire_usa @pfcbrakes @diffsonline ...
2 Lithium-Ion OEM Batteries 2015-2020 BMW M3/M4: $700 Each One was removed out of a 2018 BMW M3 and the other was from a 2015 BMW M4. Both… | Instagram
![·· eas - Antigravity Drop-in LiFePO4 Lithium Batteries for BMW - Save 11.5lbs! - BMW M3 and BMW M4 Forum ·· eas - Antigravity Drop-in LiFePO4 Lithium Batteries for BMW - Save 11.5lbs! - BMW M3 and BMW M4 Forum](https://live.staticflickr.com/65535/50996952789_dfbe6d98e1_b.jpg)