Introducing the all-new CTS Turbo oil catch can kit for B8/B8.5 Audi A4 TFSI and A5 2.0TFSI (TSI chain-driven motors with plastic intake manifold). 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 cause reduced performance, bad fuel mileage and could damage the fragile intake “flaps” and motor.Kit Includes: CTS Turbo billet aluminum valve cover breather – CNC machined for beautiful finish CTS Turbo Billet aluminum catch can with billet oil-level dipstick -10 AN Black-Series braided hoses Clamp-on style catch can mounting bracket Modular intake manifold plug Hose-Wrangler clamp Kit Fits: · 2009-2016 Audi A4 2.0 TFSI with black plastic intake manifold · 2009-2016 Audi A5 2.0 TFSI with black plastic intake manifold 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. All installation hardware is included as well as o-ring for the rear PCV breather. Keep your B8 Audi A4 or A5 running smooth, clean and enjoy the peace of mind that comes with knowing that the PCV system on your car is now free of issues.