Porsche has chosen Canadian firm Multimatic to develop its LMDh race car, which is scheduled to debut in 2023 for both the United States-based IMSA WeatherTech SportsCar Championship and the FIA World ...

After private testing has taken place for the two manufacturers who have revealed their Daytona Prototype international (DPi) models, Cadillac and Mazda, both cars’ public debuts will occur at next ...

Mazda has unveiled its DPi challenger, the RT24-P, which will make its debut in January’s IMSA WeatherTech SportsCar Championship season-opening Rolex 24 at Daytona, with a two-car factory Prototype ...

It's a war of flowing lines versus angularity. Following the unveil of Mazda's new-for-2017 RT24-P Daytona Prototype international at the LA Auto Show, we have the first look at Cadillac's DPi-V.R and ...

Wind tunnels are a mainstay in automotive engineering, but what if instead of simulating the car moving down the road, you could drive it down the road? That’s the purpose of the new Catesby Tunnel in ...

Despite expectations in some quarters to the contrary, IMSA’s new, top-tier Daytona Prototype international class is starting to shape up nicely. Mazda took the fairly unusual step of unveiling its ...

Mazda Team Joest is managing steady development of its DPi racing program for next year’s IMSA WeatherTech Sportscar series. The well-accomplished outfit will face tough competition from its rivals at ...