Here's some good info to read (my blog on this site) and you can make your own informed decision on oil etc.
Lubrication
Break-In
There is no scientific evidence that synthetic oil causes engine break-in issues. From MobilOil.com:
MYTH: You should break in your engine with conventional oil, then switch to a synthetic like Mobil 1™ oil.
REALITY: You can start using Mobil 1 synthetic oil in new vehicles at any time, even in brand new vehicles. In fact, Mobil 1 synthetic is original equipment (it is installed at the factory) in:
Acura RDX
Aston Martin DB9, DB9 Volante, DBS, DBS Volante, Virage, Virage Volante, Rapide
Bentley Azure, Brooklands, Continental Flying Spur, Continental GT, Continental GTC, Mulsanne
Chevrolet Corvette Z06, ZR1 and Grand Sport Coupe
Chevrolet CR8 and COPO Camaro
Citröen DS3
Holden HSV
Lexus LFA
McLaren MP4-12C
Mercedes-Benz AMG Vehicles
Nissan GT-R
All Porsche Vehicles
Peugeot RCZ
Vauxhall VXR8
Viper Motorcycles