We warrant all our polyurethane bushings to be free of defects in materials and workmanship (other than abuse, neglect, or improper installation) for the entire time the vehicle is in the possession of the original purchaser of our product(s). We will replace our product(s) only, absolutely free of charge. The damaged product(s) must be shipped back to us along with a copy of the original receipt and, if applicable, the original work order. (The exceptions are the drive shaft coupling kits PSB 524 and PSB 525 which carry a 6 Month or 6,000 Mile Warranty and the fan bracket assemblies which carry a 12 month or 12,000 mile warranty).

NO. Squeaking is caused by the following: a) Lack of lubrication b) Poor installation c) Incorrect part d) The arm may not have been thoroughly cleaned out of rust & dirt left from the old bushings and may be rubbing up against the new urethane bushings