Hello members ...purchased a 2003 audi rs6 this year the  powertrain is removed from car now  fixing alot of oil leaks getting hot parts coated and the cold parts coated  (heat soak) upgraded the turbo compressor wheels with a billet style have a 034 motorsports  stage 2 tune for it and the trans ecu tune did some exhaust upgrades ...hope to be running by the end of the month may upgrade the intercoolers but not sure ....Have a great day!