SEMA: Graham Rahal Injects Style, Power and Performance to Custom Acura RDX A-Spec Acura returns to the Specialty Equipment Manufacturing Show (SEMA) in Las Vegas, Nevada to display its commitment to performance, motorsports and the tuner community. A custom 2019 RDX A-Spec designed and built by Graham Rahal Performance (GRP) adds style, power and performance to the quickest, best-handling RDX yet. Fresh from Victory Circle, the race-ready NSX GT3, hill climb-conquering TLX GT and Acura ARX-05 Daytona Prototype showcase recent Acura Motorsports successes. Production cars on display include the newly updated 2019 NSX in Thermal Orange Pearl dress and an accessorized version of the refreshed 2019 ILX. Graham Rahal Performance RDX A-Spec Graham Rahal Performance, founded in 2017 by race-winning Honda IndyCar driver Graham Rahal, took on the all-new 2019 Acura RDX A-Spec with a goal of enhancing the performance through subtle but significant updates to the RDX's powertrain,