Make a big improvement to the handling of your 2005-2009 Mustang GT Provides improved stiffness and stability through turns Handles over 1.0g lateral on skid pad Lowers vehicle by 1" Designed to maintain high level of ride quality while increasing performance Race-inspired Extensively engineered and tested to ensure proper balance with entire vehicle as an integrated system This is a comprehensive suspension upgrade, and includes the following components: Front Coil Spring (pair) (part #401294) Front Struts (pair) (part #401297) Front Stabilizer Bar (part #401299) Rear Coil Spring (pair) (part #401295) Rear Shocks (pair) (part #401298) Rear Stabilizer Bar (part #401300)Recommended for use with ROUSH® wheels The same suspension used in 2005-2009 ROUSH Stage 2 and 427R Mustangs For ROUSHchargedTM vehicles, the ROUSH Stage 3 Suspension Kit (part #401761) which has been specially tuned for the weight of the ROUSHcharger® is recommended in place of this one