Boost pipe adapter for the 2.0L EA888 Gen.2. With this you can drive our turbo pressure pipe with normal charge air hoses. Is mandatory for Audi TT / TTS with the engine code letters CESA and CETA. Features of the adapter kit: Simple assembly by click connection Mounting of a charge air hose by means of a hose clamp The kit includes: Charge air pipe adapter O-ring Retaining clip Dimensions: Outer diameter to charge air cooler: 64 mm. Outer diameter to pressure pipe: 62 mm. Manufacturer Information about the manufacturer BAR-TEK BAR-TEK Motorsport GmbH Im Rauschen Auel 3, 51491 Overath-Brombach, Germany info@bar-tek.com