Specifically designed for the SW20 chassis *Dual layered muffler packing to eliminate unwanted resonance Stainless steel wool & high density glass packing for maximum sound control *Straight through perforated muffler core *Full 3" (76
swift spec-r springs are designed to the upper limits of the oem shock valving
As you can imagine
Swift Sport Springs 09-15 Infiniti G37 COUPE / Q60 CKV36 4N906 Spring Rate Drop Front Rear Front Rear Kg/mm Kg/mm Inch Inch 10
Swift Round Wire Linear Rate Bump Springs 600 lbs/in Metric Coilover Springs Specifically designed for the SW20Round Wire Linear Rate Bump Springs 600 lbs in Swift Bump Springs are made from a proprietary material. The same springs are used in Super GT, Formula Nippon, F3, F3000, Super Taikyu, IMSA, Pirelli World Challenge, Rally America, VLN, Le Mans Series, Formula Drift, and many other professional racing avenues.