Discount Tire doesn’t do an educator discount online, so don't bother scouring coupon sites. Your best bet is going into a store and asking the manager directly. They have tons of discretion to knock down install fees or price match competitors like Costco or SimpleTire. Also, stack manufacturer rebates during holiday sales.

Just ship them straight to the local store at checkout instead of home. It lets you lock in an installation slot online, saving you from hauling dirty rubber in your trunk. Also, check their online promotions tab before paying. They regularly run instant savings or prepaid card rebates you can stack.

The referral deal basically sends an email link for a prepaid card, but it's honestly hit or miss whether it tracks. You're better off just using their online price-match tool against Tire Rack or Costco. If you do use a referral code, make sure the tech scans it before they ring up installation.

Skip buying random weeks. Wait for holiday weekends like Labor Day or Memorial Day when Discount Tire lets you stack manufacturer rebates with their store card promos. Also, they price match Tire Rack or Costco quotes without arguing—just screenshot the cart total with install fees and show the counter tech.