Non-turbo NBs are commonly boosted with Fast Forward/MP62 superchargers (~170 whp, flat torque) or CARB-legal Flyin' Miata turbo kits (~60hp gain at 6psi), with owners praising the results as track weapons that rival far pricier sports cars.
Aftermarket forced induction on non-MSM NBs (superchargers and FM turbo)
Mazda MX-5 Miata (NB) · ownership