H&R 60mm ID Single Race Spring Length 120mm Spring Rate 80 N/mm or 457 lbs/inch - RF120080 Turbo Blankets Utilizes Unique Dual High Flow

Utilizes Unique Dual High Flow Stainless Steel Mufflers

Fits ST185 All Trac Models Only

eliminating potential leak points

This exhaust uses all factory hanger locations

H&R 60mm ID Single Race Spring Length 120mm Spring Rate 80 N/mm or 457 lbs/inch - RF120080 Turbo Blankets Utilizes Unique Dual High FlowH&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