The legendary Lancia Delta S4 Group B unleashes its twincharged four cylinder engine revving beyond 8000rpm, delivering explosive boost response and raw rally sound. No music — only pure Group B ...

The Audi Quattro S1 Group B rally car with its legendary 5-cylinder engine and raw turbo flutter. Captured with pure sound that defined an era of rallying and made the S1 an icon of Group B. First ...