RepairPal Certified shops can diagnose and repair your 1999 Porsche Boxster. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.
The tie rod ends , described here http://repairpal.com/tie-rod-end are not bushings. The nearest bushing in that area would be the sway bar bushing described here http://repairpal.com/sway-bar-bushing