H&R 2.5 inch ID Single Race Spring Length 6 inch Rate 1200 lbs/inch - R25061200 Exhaust Hardware Features CORSA's Bolt-On C8 Spec

Features CORSA's Bolt-On C8 Spec Cast AFM Valve Assembly to control Economy mode resonance

and Corvette systems

Fits Mishimoto 1999-2005 Mazda Miata Radiator

1983-1986 Ford F-250 Base 6

Simply swap out the factory gloss black trim and you're done

H&R 2.5 inch ID Single Race Spring Length 6 inch Rate 1200 lbs/inch - R25061200 Exhaust Hardware Features CORSA's Bolt-On C8 SpecH&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