Team testing of the new 2018 IndyCar aero kit got underway Tuesday at Sebring International Raceway, with teams permitted five hours of testing per day. Dale Coyne Racing and Andretti Autosport tested their Honda-powered cars Tuesday, with Chip Ganassi Racing joining in on Wednesday. For DCR's Sebastien Bourdais, however, time...

Honda Performance Development has scaled back its involvement with Wirth Research and moved part of its aerodynamic development program in-house as it continues to develop its aero kit for the 2016 IndyCar season.The change follows the reestablishment of a Formula 1 technical group at Honda in Japan, which gives HPD...

The RACER Channel's Marshall Pruett speaks at length with Honda Performance Development VP Steve Eriksen about the company's new IndyCar aero kit.​

Chevrolet says that a representative version of its 2015 IndyCar aero kit will not be unveiled until the homologation process is completed, despite spy shots of an early iteration appearing.An onlooker managed to capture a handful of long-distance images of Chevrolet track-testing a version of its aero kit at Circuit...