Lexus GS3001998 Lexus GS300 Resonator Aftermarket $2351998 Lexus GS300 Resonator Aftermarket $235before: 2006 Lexus GS300 Exhaust Y Pipe, Regular $150 each or Stainless $200 eachafter: 2006 Lexus GS300 Exhaust Y Pipe, Regular $150 each or Stainless $200 eachbefore: 1999 Lexus GS300 Exhaust Y pipe and weld O2 Hole, Regular $350 or Stainless $450 (O2 Sensor not included)after: 1999 Lexus GS300 Exhaust Y pipe and weld O2 Hole, Regular $350 or Stainless $450 (O2 Sensor not included)2006 Lexus GS300 Exhaust Aftermarket Muffler $235 each2003 Lexus GS300 Exhaust Aftermarket 2nd Catalytic Converter $250Land Rover →