Stage 2, available for S4/S5. £200.
http://rover.ebay.com/rover/1/710-5...29508&kwid=902099&mtid=824&kw=lg&toolid=11111
http://rover.ebay.com/rover/1/710-5...29508&kwid=902099&mtid=824&kw=lg&toolid=11111