Milltek Sport Large Bore Downpipes and Cat Bypass pipes 4.0TFSI RS6 RS7 C7

Milltek Sport Larger-bore 76mm Downpipes with cat bypass pipes for Audi RS6 and RS7 C7 for use at Stage 2 upwards. Downpipes feature ultra-durable semi-gloss black Cerakote coating. Requires Lambda extensions leads. Must be fitted with the Milltek Sport cat-back system and requires a stage 2 ECU remap.