Top-mount exhaust manifold for 1.8T engines T3 flange. Will fit following 1.8T 20V engines: -Golf 4 -Bora -Audi A3 (auch Quattro) -Audi S3 -Audi TT (auch Quattro) -Beetle -Seat Leon Cupra -Seat Leon Cupra R -Skoda Octavia Suitable for following Turbochargers: -Garrett GT3071R-WG -Garrett GT3076R-WG -Of course, suitable to the new Garrett GTX series -EFR Serie with T3 flange -Includes external wastegate port for f38 Tial wastegate 4 in 1 channels for higher performance of your turbo charger. Special slots in the flange avoid cracks. Manufacturer Information about the manufacturer BAR-TEK BAR-TEK Motorsport GmbH Im Rauschen Auel 3, 51491 Overath-Brombach, Germany info@bar-tek.com