Milltek Exhaust AUDI S7 SPORTBACK 4.0 TFSI quattro S tronic 2012-2018 - SSXAU634

System Type: 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. Requires Lambda extensions leads. Must be fitted with the OE cat-back system and requires a stage 2 ECU remap.
Tip Style: , Pipe Size: 76.2mm /3 inch
EC Approved: No / Race System: Yes/ Valve Sonic: No / Approx Install Time N/A