Summit Racing® Reusable Woven Fabric Air Filter Element G282e on 2040-parts.com

GM's Bob Lutz put off retirement and put life back into a sagging lineup

Originally published: Sept. 14, 2008 Editor's note: This story comes from 100 Years: How General Motors Changed the World, published by Automotive News to commemorate the 100th anniversary of GM. In 2001, with seven years left to go in General Motors' first century, CEO Rick Wagoner knew that his product lineup badly needed upgrading if the company was going to have a second hundred years.

Mercedes AMG GT gets new 503 bhp Twin-Turbo 4.0 litre V8 (video)

The new Mercedes AMG GT (pictured) gets the new 503 bhp Twin-Turbo 4.0 litre V8 We’ve speculated that the new Mercedes AMG GT – and, for that matter, futures ’63′ AMGs – will get a new twin-turbo V8 to provide the power as Mercedes look to move away from the naturally aspirated 6.2 litre V8 in cars like the SLS. And this is it. A new 4.0 litre twin-turbo V8 – the M178 engine – has been developed to replace the 6.2 litre V8 and, in initial tune, develops 503 bhp at 6250 rpm and 479lb/ft of torque from just 1750 rpm.

GM to build eight-speed transmission in Toledo

General Motors is directing $204 million of a $2 billion investment in its U.S. plants toward building an eight-speed automatic transmission in Toledo. Automakers are turning to transmissions with more gears to meet more stringent fuel-economy regulations.