I only have 2 mods really.. the Steeda CAI/tune and Corsa muflers.
Rear Wheel HP for me at best is 306 and that was with the 93 octane tune, 87 octane tune was in the 280s. I'm now using a 91 octane tune because of cost and I haven't dynoed the car recently.
So yeah.. I'm sure without a...