H&R 60mm ID Single Race Spring Length 140mm Spring Rate 280 N/mm or 1600 lbs/inch - RF140280 fits_2002-2007`Mitsubishi`Evo 2-row core that balances optimal

2-row core that balances optimal coolant flow with improved heat transfer capability

Triple Bypass For Position Sensitive Dampening

If you demand the absolute most from your cooling system

Dual 4” Flange 360-degree radial flow air filters feature our pre-oiled Pro 5R media with five layers of progressively finer cotton gauze media for maximum performance

Features of this Valved Exhaust

H&R 60mm ID Single Race Spring Length 140mm Spring Rate 280 N/mm or 1600 lbs/inch - RF140280 fits_2002-2007`Mitsubishi`Evo 2-row core that balances optimalH&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