First, you can use a racing car theme to redesigning a boys room. In this theme the first idea are make checkered flags and a finish line. The colors which are used are black and white. Paint a car or patch a car poster on wall it maybe something fun. A car racing photos of framed calendar can be added. Buy some car racing collections and display it’s in shelves. Use the carpet which is car racing theme such as white and black color like a checkered flag. For the bed you can use car shaped bed racing. You add ornaments of car wheels in his shelves. And the last you can place the logo of each car racing in his shelves. Kids Room.