T-Mobile offers its T-Mobile SyncUP Drive for $48 with free shipping when you activate a 2GB data plan. It allows you to monitor your car's speed, location, and OBD-II engine codes, and also serves as a WiFi hotspot in your car.
Amazon offers Prime members the Bic Round Stic Grip Xtra Comfort Pen 36-Pack in Black and Blue for $5.99 with free shipping. (Non-members can spend $35 or more to qualify for free shipping; otherwise, shipping costs $6.33.) That's the lowest total price we could find by $7. The pack includes 12 blue pens and 24 black pens.