Ball Joint Housing Asm Steel 4-Bolt Upper GM (K6024) - No Stud 1996-pontiac-firebird-esi1593369 The XSB002 gives you a

The XSB002 gives you a massive increase in rate over the stock bar (depending on year and model)

Blended with polyolester base stocks that feature natural multi grade properties

and reliability across a wide range of conditions

The LTA111s heavy-duty construction eliminates trailing arm flex

Required Matching Mid Pipe for BBK Long Tube Headers 1647 & 16470

Ball Joint Housing Asm Steel 4-Bolt Upper GM (K6024) - No Stud 1996-pontiac-firebird-esi1593369 The XSB002 gives you aQA1's patented Ultimate Ball Joints are 100% owner rebuildable. Ball Joint Housings are available for all of our ball joints. This sleeve converts your ball joint to a 4 bolt mounting application.