1. Sign up for the newsletter

A newsletter is sent straight to the customer's email every week detailing the myriad ways they can save on parts. They also get tips on how to use them, entered into contests, and learn of special promotions before anybody else.

2. Buy in bulk

There is a flat rate of $6.95 for shipping, so make sure to order a lot.

3. Connect on social media

Follow on social media sites like Facebook and Twitter to discover new ways to save. They often post exclusive sales, discounts, promotions and contests, as well as some useful articles and tips.