H&R 60mm ID Single Race Spring Length 180mm Spring Rate 40 N/mm or 229 lbs/inch - RF180040 fits_2014-2021`Audi`TT Finish: Brushed stainless or burnt

Finish: Brushed stainless or burnt titanium

Earn some well-deserved attention for your Nissan and grab up an Air Lift Performance kit today

The engineers at Mishimoto designed CNC-machined quick-disconnect flanges and IAT sensor housing to allow for an easy install in less than two hours

Easy to install in less than 2 hours

H&R 60mm ID Single Race Spring Length 180mm Spring Rate 40 N/mm or 229 lbs/inch - RF180040 fits_2014-2021`Audi`TT Finish: Brushed stainless or burntH&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