The Supercars Challenge (known for sponsorship reasons as the Coates Hire Supercars Challenge, and previously known under various other names) was an annual non-championship motor racing event held for cars from the Supercars Championship, and formerly from V8 Supercars, the Shell Championship Series and the Australian Touring Car Championship. The event is held on the Albert Park Circuit in Albert Park, Victoria, Australia as a support event to the Australian Grand Prix.