Three months into owning my NB, I was already pricing out intake manifolds and header combos trying to squeeze another 15 horsepower out of a motor that was never going to be fast. Meanwhile my buddy shows up to the same track day on the same tires, same power, and walks me by two seconds a session. Didn't make sense until I watched his car rotate mid-corner like it was on rails while mine wallowed through every transition like it had sandbags in the fenders. He'd dropped 13 pounds per corner. That's it. No tune, no header, no intake spacer, nothing under the hood changed. Just lighter wheels. And that's the thing nobody wants to hear when they're browsing exhaust setups at 1am — the NB Miata already has the chassis. Mazda gave you one of the best handling platforms ever made at this price point. The motor is what it is. You're not making it fast. But you can make it sharper, more responsive, and more alive in every corner by reducing unsprung mass. Lighter wheels mean your suspensio...