Chevrolet Silverado
2009 Chevrolet Silverado Primary Catalytic converter, aftermarket $650, OEM grade $850 each
before: 2015 Chevrolet Silverado Exhaust Muffler Bypass, Regular $150 or Stainless Steel $200
after: 2015 Chevrolet Silverado Exhaust Muffler Bypass, Regular $150 or Stainless Steel $200
2018 Chevrolet Silverado Exhaust Magnaflow Permanent Cutout $300
2018 Chevrolet Silverado K1500 LT Exhaust Magnaflow Muffler $400
before: 2011 Chevrolet Silverado Exhaust Aftermarket Walker Muffler $300, Walker Heavy Duty $400 or Walker Commercial $500
after: 2011 Chevrolet Silverado Exhaust Aftermarket Walker Muffler $300, Walker Heavy Duty $400 or Walker Commercial $500