Tanabe SUSTEC PRO SERIES adjustable coilover suspensions offer the finest range of performance and comfort for the motoring enthusiast. Unique on Sustec Pro suspensions, the internal valving of each suspension is tuned for a wide variety of driving needs. Extremely high performance and comfort can co-exist with Sustec Pro, and unnecessary adjustments are eliminated for quick, simple use, where each tuned setting can noticeably change the car's personality.