Infiniti Q50before: 2015 Infiniti Q50 Exhaust Resonator Bypass, Regular $150 each or Stainless Steel $200after: 2015 Infiniti Q50 Exhaust Resonator Bypass, Regular $150 each or Stainless Steel $200before: 2014 Infiniti Q50 Exhaust Muffler Bypass, Regular $200 each side or Stainless Steel $250 each sideafter: 2014 Infiniti Q50 Exhaust Muffler Bypass, Regular $200 each side or Stainless Steel $250 each sideInfiniti Q50 Exhaust Passenger Side Catalytic Converter Fabrication and Replacement with labor-$7502015 Infiniti Q50S Exhaust Dual Electric Cutouts w/ Remotes, Regular $1150 or Stainless Steel $1300Before: 2014 Infiniti Q50 Exhaust Y-pipe w/ both flex pipe, Regular $430, Stainless Steel Flex Pipe with Regular Piping $530, Complete Stainless Steel -$650After: 2014 Infiniti Q50 Exhaust Y-pipe w/ both flex pipe, Regular $430, Stainless Steel Flex Pipe with Regular Piping $530, Complete Stainless Steel -$650Before: 2014 Infiniti Q50 Exhaust Rear Y-pipe, Regular $280 or Stainless Steel $350After: 2014 Infiniti Q50 Exhaust Rear Y-pipe, Regular $280 or Stainless Steel $350Land Rover →