Tomei Powered's newest Poncam camshafts for the 4A-G (AE111 20-valve VVT) engine are regarded as one of the most economical, reliable, easy-to-install camshafts on the market today. What is a Poncam, ...
The 3.6 L V-6 on the 2008 STS is General Motors' first V-6 gasoline engine with direct injection. Combined with other powertrain changes including variable valve timing, the fuel economy of the STS ...