BAR-TEK Chiptuning for Audi 3.0L TDI 245 HP engines up to year 2011 as built in Audi A4 and A6. Please choose from following configurations: Chiptuning V1: Hardware original approx. 45 HP more power approx. 75 Nm more torque Please send your ECU to us after purchase. Other configurations on request. Manufacturer Information about the manufacturer BAR-TEK BAR-TEK Motorsport GmbH Im Rauschen Auel 3, 51491 Overath-Brombach, Germany info@bar-tek.com