Rumors state that Mercedes will again be well above the competition in 2015.
Mercedes tested a 'megaphone' like component Wednesday, in hopes of amplifying the engine sound.
Reports suggest that the proposed 'megaphone' idea will get the sound of the V6 much closer to the V8's of 2013.
Formula One to have a "sound D.J." as early as Monaco?
Ferrari is looking like its in good shape for 2014 as well.
Adrian Newey says the first part of 2014 will be an engine war.
A look at Renault's new F1 engine conform to the 2014 rules.