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Sorry, there are no Performance Catalytic Converters that fit your
2003 Chevrolet Silverado 1500.

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2003 Chevrolet Silverado 1500
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Priced from:

$99.54 - $151.47
Product #: 2121769G Brand: Magnaflow
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  • Not legal for use in California or in states adopting the California emissions standards
  • Made from durable stainless steel
  • Features catalyst designed for the maximum possible flow
  • Famous Magnaflow quality, power & sound
  • Semi-direct fit – remove the old converter and weld on the new unit

Want the best for your car, truck, or SUV?  Then you want Magnaflow!  These 49-State Legal semi-direct fit converters have a catalyst engineered specifically for your car, truck or SUV – remove the old converter and weld on the new unit.  Designed to improve emissions and performance!

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