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GMC C3500 Catalytic Converters
This page brings together catalytic converters for the GMC C3500, covering model years 1979–2000. The range includes direct-fit and universal pieces, along with manifold and OE replacement styles. Pick your GMC C3500's year above to narrow the list to catalytic converters with confirmed fitment. Every part shown is checked against our vehicle data.
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Magnaflow 99006HM Universal Catalytic Converter 2.50 Inch Inlet/Outlet
Part: 99006HM
Vehicle Specific
$222.00
3 left at this price
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In Stock (10+)
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MagnaFlow 339109 California Universal Catalytic Converter 3in. CARB Compliant
Part: 339109
Vehicle Specific
$480.00
In Stock (8)
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In Stock (10+)
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Magnaflow 4451304 Universal Catalytic Converter 2.00 Inch Inlet/Outlet
Part: 4451304
Vehicle Specific
$795.00
In Stock (5)
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In Stock (10+)
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Magnaflow 51309 Universal Catalytic Converter 3.00 Inch Inlet/Outlet
Part: 51309
Vehicle Specific
$202.00
In Stock (10+)
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Magnaflow 334006 Universal Catalytic Converter 2.50 Inch Inlet/Outlet
Part: 334006
Vehicle Specific
$202.00
In Stock (10+)
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In Stock (10+)
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Magnaflow 95509 Universal Catalytic Converter 3.00 Inch Inlet/Outlet
Part: 95509
Universal Fit
$261.00
In Stock (10+)
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Magnaflow 333009 Universal Catalytic Converter 3.00 Inch Inlet/Outlet
Part: 333009
Vehicle Specific
$338.00
In Stock (10+)
Magnaflow 54955 Universal Catalytic Converter 2.25 Inch Inlet/Outlet
Part: 54955
Universal Fit
$99.00
In Stock (10+)
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In Stock (10+)
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In Stock (10+)
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Magnaflow 4451337 Universal Catalytic Converter CARB Compliant 2.50 Inch Outlet
Part: 4451337
Vehicle Specific
$874.00
1 left at this price
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Magnaflow 3322306 Universal Catalytic Converter 2.5 Inch Inlet/Outlet
Part: 3322306
Vehicle Specific
$560.00
3 left at this price
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Ships from manufacturer
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MagnaFlow 5571315 California Grade CARB Compliant Direct-Fit Catalytic Converter
Part: 5571315
Vehicle Specific
$1,636.00
Ships from manufacturer
What's here for your GMC C3500
- Direct-fit catalytic converters designed to match factory mounting points
- Universal catalytic converters adaptable across a range of applications
- Manifold-style catalytic converters positioned close to the exhaust outlet
- OE replacement catalytic converters sized to match original specifications
The widest selection of GMC C3500 catalytic converters here comes from AP Exhaust, Magnaflow, Catco, and Walker Exhaust. Other categories GMC C3500 owners shop for: GMC C3500 Coolant Hoses and Pipes, GMC C3500 Exterior Lights and GMC C3500 Springs and Suspension Parts, or browse all GMC C3500 parts and accessories.