Engine Crankshaft Seal Adapter-VIN: U, Eng Code: LQ4 GM Parts 12639250. See our other listings. OUR GOALS:? To supply the best quality auto parts? To deliver on time as described with 100% satisfaction? To use the best business practices in a professional manner? To operate a clean and safe workplace that protects the environment? To treat our customers, suppliers, and employees with trust and respect? To strive for a level of product quality and service that surpasses expectations.