Universal Billet Aluminum Cylinder Oil Catch Reservoir Tank Can Breather Kit Black Made of billet aluminum. To prevent oil consumption in high revving engines and turbo engines. To increase horse power by removing oil from PCV valves to the intake manifold. To prevent engines leaks by helping relive crankcase pressure while increasing horsepower. Dimensions: 3 1/8" x 7 1/8" ; Body Weight: 1.66 lb.