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GMC C2500 Catalytic Converters
This page brings together catalytic converters for the GMC C2500, covering model years 1979–2000. The range includes direct-fit, universal, manifold, and OE replacement options in a variety of configurations. Select your year above and we'll show only the catalytic converters that fit your GMC C2500. Fitment is checked against our vehicle data for every part listed.
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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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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 51175 Universal Catalytic Converter 2.25 Inch Inlet/Outlet
Part: 51175
Vehicle Specific
$178.00
In Stock (10+)
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MagnaFlow 93506 Standard Grade Universal Catalytic Converter 2.5in Inlet/Outlet Federal EPA Compliant
Part: 93506
Universal Fit
$162.00
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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Magnaflow 94047 Universal Catalytic Converter Inlet Outlet - 2-Inch 3-Inch
Part: 94047
Universal Fit
$138.00
3 left at this price
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Magnaflow 99647HM HM Grade Universal Catalytic Converter 3 Inch Outlet Dual 2 Inch Inlet
Part: 99647HM
Vehicle Specific
$258.00
In Stock (10)
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Magnaflow 93516 Universal Catalytic Converter 2.50 Inch Inlet/Outlet
Part: 93516
Universal Fit
$164.00
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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In Stock (10)
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MagnaFlow 5571315 California Grade CARB Compliant Direct-Fit Catalytic Converter
Part: 5571315
Vehicle Specific
$1,636.00
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What's here for your GMC C2500
- Direct-fit catalytic converters designed to match factory mounting points
- Universal catalytic converters for custom or modified exhaust setups
- Manifold-style catalytic converters that integrate close to the engine
- OE replacement catalytic converters built to original equipment specifications
- Stainless steel catalytic converter housings for added resistance to corrosion
The widest selection here comes from AP Exhaust, Magnaflow, Catco, and Walker Exhaust, each offering a broad range of fitments across the 1979–2000 GMC C2500 model years. Other categories GMC C2500 owners shop for: GMC C2500 Springs and Suspension Parts, GMC C2500 Shocks and Struts and GMC C2500 Exterior Lights, or browse all GMC C2500 parts and accessories.