Pretty Decent Savings. You order online and pick up in store, Valid through Dec 29, 2012. They don't work on oil though. Discounts are:
$10 off orders over $25*
$20 off orders over $50*
$30 off orders over $75*
$40 off orders over $100*
$50 off orders over $125*
DOTW52 - Advance Auto Parts