PERFORMANCE ARRIVES FULLY EQUIPPED. This 124-piece set has been carefully curated by KIES Motorsports and Sonic to meet the precision, durability, and functionality needs of auto enthusiasts and professionals who demand peak performance, both on and off the track. When performance is everything, the right tools make all the difference. That’s why Sonic partnered with KIES Motorsports to create the ultimate track toolkit— specifically engineered for BMW, Porsche, and other European performance machines (Japanese cars that require metric can also use this track kit).