H&R 2.5 inch ID Single Race Spring Length 10 inch Rate 500 lbs/inch - R25100500 Fuel Tanks features our patented/patent-pending filter-to-housing interface

features our patented/patent-pending filter-to-housing interface

install the Mishimoto N55 performance aluminum charge pipe kit to bring the joy back to your ultimate driving machine

and 96-percent silica inner layer

delivering the iconic screaming RSR sound

The piping is constructed of mandrel bent aluminum polished to a flawless finish

H&R 2.5 inch ID Single Race Spring Length 10 inch Rate 500 lbs/inch - R25100500 Fuel Tanks features our patented/patent-pending filter-to-housing interfaceH&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