PerformMaster Boosts the Output of the Mercedes-AMG GT 63 S 4-Door
A little over three years ago, the mechanics of PerformMaster dipped their hands on the Mercedes-AMG GT 63 S 4-Door Coupe to massage its output to 730 hp. That’s 10 hp more than the Mercedes-AMG GT Black Series released just last year. Now, they’re at it again, and this time, they have surpassed their previous work with a more powerful tuning kit for the car. This AMG GT 63 S 4-Door here may be sporting the color of love but there’s certainly no love lost when it goes toe-to-toe with other sports cars on the road or on track. To date, the AMG GT 63 S remains the fastest four-door… Continue Reading »