A possible concise summary is:
The speaker shows his friend his modified BMW M3 with 912 horsepower and a loud exhaust. They take turns driving the car and react to its speed and noise. They compare it to other cars and praise its performance and appearance. They end the video by asking for likes and saying goodbye.
Some possible facts extracted from the text are:
1. The text is a transcript of a video where two friends test drive a modified BMW M3 car with 912 horsepower.
2. The car has a custom exhaust system, air intake, engine map, shock absorbers and carbon lower body.
3. The car makes loud noises like firecrackers, machine guns and air bubbles when accelerating or decelerating.
4. The car is very fast and powerful, and the driver and passenger are both impressed and scared by its performance.
5. The driver prefers the BMW M3 over the Mercedes 45 and the BMW M4.