I personally like Black/Chrome (obviously), but if blacked out is done right it can look good. To me that just means not to many different shades of black. Gloss, Flat, Powder-coated, Painted, etc..You can get a lot of different shades going on.
Those are the Rinehart 4" slip ones. I'm running a Jackpot head pipe and I love the sound of mine. Not sure if there is much of a difference with the V&H head pipe. They are in my opinion much deeper in sound then the 3.5 Rineharts. I'm curious on the 4.5 how they sound night.
That set up dynoed at 83.52 hp and 107.81 torque. Just called dealer.