Audi S4 B6 2001 - 2004 S4 4.2 V8

Our software is an electronic product, as a result we maintain full ownership of the software until full payment is made and reserve the right to alter it or remove it in necessary circumstances, such as a fault with the programming file is found or non payment of the invoice. 

• Tunes are made on the road
• If you aren't happy you dont pay
• Test drive with datalog analysis
• Emission standards are not changed