2012 Volkswagen Jetta GLI: Car fans know what a “sleeper” is. Published on October 20, 2011 in First Drives by Alain Morin Photo: Alain Morin Volkswagen Jetta GLI 2012. Ce quatre cylindres turbocompressé de 2,0 litres développe 200 chevaux et 207 livres-pied de couple.