BMW X5M vs. BMW 335 6 speed – Drag Video – Road Test TV
August 28th, 2011 by Road Test TV
Drag race between a twin turbo direct injected BMW X5M with a RENNtech 91 octane low boost tune and a twin turbo BMW 335 with a tune and exhaust work. Even with the modest increase in boost, the RENNtech X5M is making more than 600 horsepower.