H&R 60mm ID Single Race Spring Length 250mm Spring Rate 60 N/mm or 343 lbs/inch - RF250060 fits_2011-`Ford`Fiesta The bushings in the lower

The bushings in the lower control arm of your ND Miata are rubber injected bushings with metal sleeves in them

impressive power gains

Fits All Wheel Drive (xDrive) models only

This kit is installed by using a butterfly style wire connector and mating with your factory EDC wiring

6-3/4" tall inverted top conical 360 degree radial flow performance air filter with 5-layers of progressive finer mesh cotton media providing maximum airflow and performance

H&R 60mm ID Single Race Spring Length 250mm Spring Rate 60 N/mm or 343 lbs/inch - RF250060 fits_2011-`Ford`Fiesta The bushings in the lowerH&R 2. 50" I. D. Race Springs are made with extremely high tensile strength wire alloy which allows the use of a thinner wire. Manufactured using advanced materials and precision technology in Germany, H&R 2. 50" I. D. Race Springs are crafted from special lightweight (hf) 54SiCr6 spring steel. For any given spring rate, they are on average 15% lighter and have 10% more travel than competitors' springs. Main springs range from 6" to 18" in length and