Customer Service: 800-382-1858 or email:
We are dedicated to making your purchasing experience as pleasant as possible. If you have any questions, comments, or other concerns, please use the appropriate number below.

To check your order history, please click here for our customer service link.

Technical Questions: 888-645-1101 or email:
We are available for any questions concerning the use of our product or specific vehicle applications.

150,000 Original Mile Guarantee Questions: 800-382-1858
Our guarantee stands ready to assist you in the event of vehicle component failure. Note: for refunds under our money back guarantee, please call customer service number 800-382-1858.

To Order By Phone:  800-382-1858
United States and its territories

Canada and all other international orders
Call 800-382-1858 or email:

zMAX Main Line
Call 800-382-1858 or 888-645-1101