Audi A7
before: 2013 Audi A7 Exhaust Muffler Bypass, Regular $150 each or Stainless $200 each
after: 2013 Audi A7 Exhaust Muffler Bypass, Regular $150 each or Stainless $200 each
before: 2012 Audi A7 Exhaust Resonator Bypass W/ X-Pipe, Regular $400 or Stainless $500
after: 2012 Audi A7 Exhaust Resonator Bypass W/ X-Pipe, Regular $400 or Stainless $500