H&R 60mm ID Single Race Spring Length 160mm Spring Rate 110 N/mm or 628 lbs/inch - RF160110 fits_2008-2012`Jaguar`XF XL offers high resistance to

XL offers high resistance to heat

Premium stainless-steel worm drive clamps are used for durability and provide the best corrosion resistance possible

Valves Open: A spine-tingling roar inspired by the F-Type SVR

BMW F8X Rear Toe Arms (RTA) for BMW F8X increase stability and response by eliminating bushing deflection while providing an increased range of rear toe adjustment

no-tool swapping between the included permanent hardwired mount and battery pack suction cup mount

H&R 60mm ID Single Race Spring Length 160mm Spring Rate 110 N/mm or 628 lbs/inch - RF160110 fits_2008-2012`Jaguar`XF XL offers high resistance toH&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