ADD W1 Universal Aluminum Oil Catch Tank Can Reservoir Tank RED ADD W1 BILLET ALUMINUM- RED Closed loop system or a breather system Catch Oil, Preserve engine life! 9mm & 15mm Fitting / Blue Breather Filter / size 6" high ( with breather 8" high ) x 3.5" diameter Increases horsepower and Prolongs your engine life Includes Hoses, Clamps and Mount bracket