Porsche USAThe Porsche 911 GT2 RS with a Manthey kit has recently set a new production car lap record, with driver Joerg Bergmeister at the wheel of the car, at the Road Atlanta racetrack in the United States. Even though the standard 911 GT2 RS is impressive in itself, the new kit allowed the sports car to go over two seconds faster.Manthey Racing is a well-known name in the world of Porsche and motorsport. It is a race team famous for its GT racing programs, as well as its tuning and body kits for road car customers. While extra power isn't always available, the tuning and other upgrades the company can provide really elevate the performance of various 911 trims.Cars such as the 911 GT2 RS are already track-focused, even if they are road-legal versions of the Porsche. But while they are fast, there are always ways in which they can be made to go even faster, which is exactly what Manthey has done with this 2019 GT2 RS driven by Bergmeister.AdvertisementAdvertisementHis new lap saw him smash through the previous track record. Not only did Porsche release images of the record attempt, but they also published the onboard footage of the lap, allowing us to enjoy watching Bergmeister at work and to see how hard he was pushing the sports car.How Fast Did Bergmeister Lap Road Atlanta in the Porsche 911 GT2 RS?The record attempt aimed to prove that you don't need extra power or to shed extra weight to break through a lap record. Manthey focuses closely on suspension tuning improvements, as well as working to add extra aero to the cars to fine-tune them for the racetrack. The success the company has had in motorsport has set them up beautifully for this record attempt.Porsche and Manthey went to Road Atlanta to beat the production-car track record at the circuit. The previous record was held by a standard 911 GT2 RS, and it stood at around 1:24.8 seconds, and this Porsche is already very fast. Bergmeister, however, was able to break that record by a rather amazing 2.2 seconds.He set a lap time of 1:22.649 around the iconic American circuit. Bergmeister spoke about his lap afterwards and what it felt like to break the record. "The downforce of this car is simply incredible," he said. "Cornering speeds are on the level of GT-class race cars," he added. "The suspension soaks up curbs really well and helps to extract the maximum potential from this impressive package, and the braking is on another level."Porsche Showed off Just How Impressive the Manthey Upgrade WasPorsche USATo really drive home how good the Manthey kit was, Porsche brought out a 2025 911 GT3 RS with the Manthey Kit and a regular 911 GT3 with the kit. Compared to the non-upgraded versions of the sports cars, both lapped Road Atlanta faster than the standard cars. The 2025 911 GT3 RS put in a lap time of 1:23.032. That made it the fastest naturally aspirated car to go around the track.AdvertisementAdvertisementThe 911 GT3 with the kit set a lap time of 1:24.639, 1.8 seconds faster than a regular 2022 911 GT3. If you want to upgrade your Porsche 911 with the Manthey kit, you need to be happy to spend quite a bit extra. These range from anywhere between $70,000 and $150,000, depending on the model and what you are after from the upgrade. In the case of the 911 GT3 RS, the kit ensured the sports car had a total of 2,200lbs of downforce, which shows just how potent Manthey's upgrades are.If you want more stories like this, follow Guessing Headlights on Yahoo so you don’t miss what’s coming next.