Set up a great buffet with lots of goodies. Use bold black and white patterns to coordinate with your theme! I love the silhouette on this cake, too with one pop of color! Source
Add a little flare to mini burgers or sandwiches with checkered flags
Make traffic light cookies with red, yellow and green candies on a popsicle stick! Source unknown :o(
Add a little frosting to your drink station just by adding a "refuel" sign! Love themed signage! She even had oil funnels at the milk station! Source
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Add white stripes to an inexpensive black table cloth, use green, yellow and red plates! Source
My FAV cake/cupcakes I found for this theme! How dang cute are these?!? Source, and here is a good tutorial for the race car.