Be sure your techs know proper alignment procedures. This video is presented by the Group Training Academy.
The suspension needs just as much or more attention when compared to the engine.
Andrew Markel explains the importance of replacing a bent tie rod with an OE quality replacement part.
Excessive tie rod play is difficult to ignore for any driver. It may start with tire wear on the inner edge of the front tires. Next, there could be a slight knocking during braking or acceleration. Last, tie rod play could manifest itself in a knocking noise while turning.