As mentioned earlier, it's based on a AMG GT S, but IMSA has thoroughly went through the car and made it resemble Mercedes-Benz's GT4 racecar, although power is definitely up.

They are, in most respects, the pinnacle of performance and luxury. Yet, the mad engineers at IMSA (not the racing series) believe AMG's top-spec sportscar, the AMG GT S, is all too tame.

This one slipped under our radar for a couple of months, but you tuning fans are probably not going to mind seeing this crazy AMG GT. It's made by a company called IMSA and debuted at the 2017 ...

IMSA claims the RXR One Super Gran Turismo weighs less than 2,866 pounds, making it about 761 pounds lighter than a stock AMG GT S. That gives the tuner car an impressive power-to-weight ratio of ...

IMSA claims that by adding certain carbon fiber panels, such as the wings, bumper/spoiler assembly, bonnet, roof, boot-lid, and rear wing, the Mercedes-AMG GT S is some 300kg (661lbs) lighter.

2017 Mercedes-AMG RXR One Super Gran Turismo by IMSA. By Kirby Garlitos Published Oct 20, 2017. This is one AMG GT S you don't want to get in your crosshairs. With just over 500 horsepower ...

Mercedes-Benz USA and Mercedes-AMG unveiled their plans on Wednesday morning to join the IMSA WeatherTech Championship. Riley Motorsports will race two Mercedes-AMG GT3 cars in the GT Daytona class.

Kenton Koch and Korthoff Motorsports have ‘mutually agreed’ to part ways, effective immediately, ending a multi-year driving ...

Mercedes-AMG GT3 driver Ben Keating was overjoyed to score his first IMSA GTD class win since July 2018 Saturday. In fact, he hadn’t hoisted a trophy of any kind all season. That all changed ...

Mercedes-AMG has confirmed its participation in the IMSA WeatherTech SportsCar Championship starting in 2017. The German brand will join the GT Daytona (GTD) class with the Mercedes-AMG GT3 next ...

Mercedes-AMG GT S, and it will participate in the GTD class. This will also be the company's entrance into American endurance racing. It had only previously raced GT-class endurance cars here with ...