Milltek Turbo-back excluding Hi-Flow Sports Cat Audi TT Mk2 TT RS Coupé 2.5-litre TFSI quattro SSXAU255 SKU: SSXAU255 Price 9,180.55 zł 3-inch Race System with cat bypass. Custom ECU tuning required. Uses OE Tips and includes Active Exhaust Valve (works with Sport button to release...