H&R 2.5 inch ID Single Race Spring Length 14 inch Rate 600 lbs/inch - R25140600 Roofs & Roof Accessories Experience effortless installation as these

Experience effortless installation as these lightweight handles boast a slim design providing a flush non-bulky fitment that seamlessly integrates with your BMW's aesthetics

All that power requires almost 3x the boost the N54 was designed for

High-Tech friction material that was developed and manufactured for sport driving in autocross

and that low look your crave

brush finished stainless steel exhaust tips that gives your Porsche a clean

H&R 2.5 inch ID Single Race Spring Length 14 inch Rate 600 lbs/inch - R25140600 Roofs & Roof Accessories Experience effortless installation as theseH&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