The WS6 package continued through the Pontiac Firebird's third generation, from 1982 to 1992. It became standard equipment ...

Since 1998, the Trans Am was powered by the legendary 5.7-liter LS1 borrowed from the C5 Corvette, and the WS6 package with its Ram Air induction system boosted output over the non-WS6 LS1 ...