The 2006 MINI Cooper offers a Checkmate Package on hardtop versions that includes Checkmate side decals, a rear spoiler, hood stripes, uniquely patterned cloth-leather sport seats, leather-wrapped steering wheel, high-gloss patterned dash, performance wheel and tire package, Dynamic Stability Control and front fog lights. The John Cooper Works kit is now offered as a factory-installed option that includes engine performance upgrade, sport brake kit and a limited-slip differential.