Walmart has the Sportsman 3,500-watt Portable Gas-Powered Generator for $249 with free shipping. Runs on gasoline and generates 4,000 peak surge watts and 3,500 rated running watts.
Has excellent Amazon Reviews, where it sells for the same price.
eBay has the Drive Auto Products Car Trunk Storage Organizer w/ Straps (17" x 23" 10.75") for $17 with free shipping. List price: $50. Best storage for auto front and back seat.
eBay has the Scorpion EXO-R710 Crystal Full Face Motorcycle Helmet for $80 with free shipping. Retail price: $210. Has good Amazon Reviews.