Check the listing for details. HAPCO - Rack & Pinion Formula - EASES POWER STEERING STIFFNESS INSTANTLY. Condition: New. Listed at 19.99 USD. Rack & Pinion FormulaEliminates steering stiffness with just one treatment – GuaranteedProtects all power steering systems against heat and wearCompatible with all power steering fluidsDoes not contain petroleum distillates and will not harm sealsSafe for use in any power assisted hydraulic system Hapco Rack and Pinion Formula eliminates steering stiffness and noise instantly! With just one treatment, it also effectively protects all power steering systems against heat and wear. Compatible with all types of power steering fluid, will not harm seals and does not contain petroleum distillates. For Best Results: Add one 8 oz. bottle of Rack And Pinion Formula directly to power steering fluid reservoir. Start engine and work steering wheel its entire range several times to circulate fluid throughout the system. Size - 8 oz. Part No. - 3808 Made In USA - Money Back Guarantee - Proven Results Since 1960 Visit HapcoProducts.com to learn more!