Advance Auto Parts currently has $50 off $100 with code DOW34. Shipping is free on orders over $79. If needed, us this Filler Tool to pad the order for free shipping. Here is a screenshot for your reference. Note that this is valid for the first 500 customers, if you miss this discount, you can still use coupon code DOW32 to take $50 off $125 as shown here, which is still a very large discount.