I'm guessing this was the 7" unit? Anyway it looks great with the m-sport bumper. And I agree you're really not going to feel much of a difference without a tune. But at the same time this is probably the most important supporting mod for this car so it's good you got it out of the way so you can continue making this car a beast.
COBB, ER FMIC Full Kit, AR DPs, Forge DVs, aFe Stage 2 Sealed Intake, RB PCV upgrade