Although he won two races in the car, Prost did not win one of his four championships in a Renault.

The 1982 Renault RE30B that Alain Prost drove in 1982 was for sale at Retromobile as part of the Christie's collection.
(c) 2007 Brad Spurgeon licensed to About.com, Inc.
The
Renault team of 1982 finished third in the championship, its driver Alain Prost finished fourth. Prost won two races in the turbocharged Renault, but didn't win the title. He eventually won his fourth championship in a Renault-powered
Williams, in 1993.