CTS Turbo is proud to offer the premier catch can solution for the BMW N54 engines. The oil catch can is used prevent oil vapors entering the intake manifold and clogging up the intake valves on direct-injection motors. Oil deposits on intake manifold and valves reduce performance, and cause bad fuel mileage. Keep your BMW clean, running smoothly, and enjoy the peace of mind that comes with knowing that the PCV system on your car is now free of issues. Kit Includes: - CTS Turbo Billet aluminum valve cover breather – CNC machined from a single block of T6061 aircraft grade aluminum. - CTS Turbo Billet aluminum catch can with billet oil-level dipstick - 10 AN Black-Series braided hoses - Oil catch can mounting bracket - Stainless Hardware - Hose-Wrangler clamp Kit Fits: All BMWs with N54 engines NB: During winter months, the liquid inside the catch can may freeze and cause damage to your engine. Extra attention must be paid to the liquid level or you may choose to remove the catch can for duration of sub-freezing temperatures.