RepairPal Certified shops can diagnose and repair your 2013 Dodge Challenger. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.
Try to use the Estimator tool and look up "steering knuckle replacement".
Alternatively, contact a few shops near you for actual real pricing and compare. Here are some shops near you:
https://repairpal.com/repair-shops/dodge-repair-and-service-in-columbus-ohio