Steeda has the track proven sway bar combinations that will give you reduced body roll, adjustability, and the best handling of any sway bar package out on the market.We offer several packages to meet different needs and budgets starting with our Steeda Sport sway bar kit.Our Sport sway bar kit is our entry level kit for hardtop GT Mustang owners. This kit includes our 1 3/8 adjustable front sway bar, and a 7/8 rear sway bar that installs onto the factory rear sway bar end links. This kit will provide a 50% increase in rear roll stiffness and up to 10% in the front for a balanced handling package.For the ultimate in control, our Ultimate sway bar kit is the hot ticket. Part number 555-1064 includes our 1 3/8 adjustable front sway bar and a 1" rear bar with full billet end links for 05-10 GT and 07-10 GT500 models. Our 1" rear bar provides a 160% increase in rear roll stiffness on 05-10 GT models and 07-08 GT500 models. 08-09 GT500 models will see a 70% increase in rear roll stiffness due to their larger O.E. rear bar compared to 07-08 models.Our Ultimate Sway bar kit for GT and GT500 models can also be used on V6 models not originally equipped with a rear sway bar with an additional hardware kit, part number 555-1061. For even more fine tuning with the front bar for competition use, check out Steeda's Adjustable Front End links.Our adjustable 1 3/8" diameter front sway bar has 3 adjustment positions for fine tuning of handling balance and provides up to a 10% increase in roll stiffness. This sway bar features our unique and patented welded billet ends instead of stamping the ends like competitive designs.Our welded end connection is far stronger than stamping the end of the bar. Combined with billet machined construction for the sway bar ends makes for far greater strength for a practically bulletproof sway bar.Don't settle for sway bar packages that are not track tested and made by companies who do not specialize in Mustangs. Steeda engineers, races, and wins with what it sells, Order the best package for your daily driven or track driven 2005-2010 Mustang today!Note: This Steeda Front Sway Bar will not fit a 2010 Mustang GT with ProCharger installed. V6 models come with a 28mm front sway bar for an 85% increase in roll stiffness. V8 GT and GT500 models are equipped with a 34mm front sway bar for a 10% increase in roll stiffness. Sport Sway Bar Kits will not fit convertible GT models. Rear sway bar will not fit on factory endlinks. Use Ultimate Sway Bar Kit part number 555-1064 on convertible models.Product BenefitsImproved handling, more stable corneringReduced body rollDesigned and manufactured in house in the USA by SteedaCompetition and street proven!