Produktinformationen "Milltek SSXAU446 Cat-back Quad 100mm GT100 - Audi S7 Sportback 4.0 TFSI quattro S tronic (2012 - 201"
Resonated (quieter) with Titanium tips. Some 2016 and later models have an updated valve location on one rear silencer meaning the wiring loom needs extending to accommodate.