Audi RS6 C7 4.0 TFSI biturbo quattro inc Performance Edition 2013 2018 Large-bore Downpipes and Cat Bypass Pipes Larger-bore 76mm Downpipes with cat bypass pipes for highly tuned cars. Downpipes feature ultra-durable semi-gloss black Cerakote coating. Must be fitted with the Milltek Sport cat-back system and requires a stage 2 ECU remap...
Audi RS6 C7 4.0 TFSI biturbo quattro inc Performance Edition 2013 2018 Large Bore Downpipes and Hi-Flow Sports Cats Larger-bore 76mm Downpipes with 100-cell hi-flow sports catalysts for highly tuned cars. Downpipes feature ultra-durable semi-gloss black Cerakote coating. Must be fitted with the Milltek Sport cat-back system and requires a stage 2 ECU remap...