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Ram 3500 Catalytic Converters

This page brings together catalytic converters for the Ram 3500 covering model years 2011–2023, including direct-fit OE replacement and universal styles to suit a range of configurations. Select your year above and we'll show only the catalytic converters that fit your Ram 3500. Fitment is checked against our vehicle data for every part listed.

1 - 30 of 34 results

Best Seller Free Shipping
Picture of Walker Exhaust Ultra EPA Direct-Fit Catalytic Converter

Walker Exhaust Ultra EPA Direct-Fit Catalytic Converter

57 reviews
Vehicle Specific
from $152
In Stock (10+)
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Picture of Walker Exhaust CalCat CARB Direct Fit Catalytic Converter

Walker Exhaust CalCat CARB Direct Fit Catalytic Converter

31 reviews
Vehicle Specific
from $234
In Stock (10+)
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Picture of MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter

15 reviews
Vehicle Specific
from $25
In Stock (10+)
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Picture of AP Exhaust CARB Compliant Universal OBDII Catalytic Converter

AP Exhaust CARB Compliant Universal OBDII Catalytic Converter

75 reviews
Vehicle Specific
from $143
In Stock (10+)
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Picture of AP Exhaust Federal EPA Catalytic Converter Direct Fit

AP Exhaust Federal EPA Catalytic Converter Direct Fit

13 reviews
Vehicle Specific
from $114
In Stock (10+)
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Picture of Walker Exhaust Standard EPA Direct Fit Catalytic Converters

Walker Exhaust Standard EPA Direct Fit Catalytic Converters

12 reviews
Vehicle Specific
from $145
In Stock (10+)
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Picture of Walker Exhaust CalCat CARB Compliant Universal Catalytic Converters

Walker Exhaust CalCat CARB Compliant Universal Catalytic Converters

64 reviews
Vehicle Specific
from $183
In Stock (10+)
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Picture of Magnaflow Universal Catalytic Converter CARB Compliant

Magnaflow Universal Catalytic Converter CARB Compliant

55 reviews
Vehicle Specific
from $178
In Stock (10+)
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Picture of Magnaflow Universal Catalytic Converter

Magnaflow Universal Catalytic Converter

5 reviews
Vehicle Specific
from $34
In Stock (10+)
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Picture of Walker Exhaust Standard EPA Universal Catalytic Converter

Walker Exhaust Standard EPA Universal Catalytic Converter

9 reviews
Vehicle Specific
from $73
In Stock (10+)
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Picture of Magnaflow OEM Grade Direct-Fit Catalytic Converter Federal EPA Compliant

Magnaflow OEM Grade Direct-Fit Catalytic Converter Federal EPA Compliant

35 reviews
Vehicle Specific
from $410
In Stock (10+)
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Picture of MagnaFlow Direct-Fit Diesel Oxidation Catalyst - OEM Grade

MagnaFlow Direct-Fit Diesel Oxidation Catalyst - OEM Grade

64 reviews
Vehicle Specific
from $980
In Stock (6)
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Picture of Walker Exhaust Ultra EPA Universal Catalytic Converter

Walker Exhaust Ultra EPA Universal Catalytic Converter

24 reviews
Vehicle Specific
from $81
In Stock (10+)
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Picture of Bosal Direct-Fit Catalytic Converter Federal EPA Compliant

Bosal Direct-Fit Catalytic Converter Federal EPA Compliant

13 reviews
Vehicle Specific
from $142
In Stock (10+)
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Picture of Catco Federal EPA Direct-Fit Catalytic Converter

Catco Federal EPA Direct-Fit Catalytic Converter

66 reviews
Vehicle Specific
from $4
In Stock (10+)
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Picture of MagnaFlow 51366 OEM Grade Federal/EPA Compliant Universal Catalytic Converter 2.50in

MagnaFlow 51366 OEM Grade Federal/EPA Compliant Universal Catalytic Converter 2.50in

18 reviews
Part: 51366
Vehicle Specific
$276.36
In Stock (10+)
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Picture of Magnaflow Universal Catalytic Converter CARB Compliant California Grade

Magnaflow Universal Catalytic Converter CARB Compliant California Grade

26 reviews
Vehicle Specific
from $182
In Stock (10+)
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Picture of MagnaFlow Universal Catalytic Converter

MagnaFlow Universal Catalytic Converter

72 reviews
Vehicle Specific
from $259
In Stock (10+)
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Picture of Catco Direct Fit Catalytic Converter Integrated Manifold

Catco Direct Fit Catalytic Converter Integrated Manifold

26 reviews
Vehicle Specific
from $309
In Stock (10+)
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Picture of Mopar Performance Diesel Particulate Filter DPF

Mopar Performance Diesel Particulate Filter DPF

35 reviews
Vehicle Specific
from $2,198
In Stock (9)
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Picture of Mopar Performance Diesel Particulate Filter Assembly

Mopar Performance Diesel Particulate Filter Assembly

46 reviews
from $3,850
In Stock (6)
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Picture of Dorman Direct Fit Diesel Particulate Filter DPF Not CARB Compliant

Dorman Direct Fit Diesel Particulate Filter DPF Not CARB Compliant

20 reviews
Vehicle Specific
from $1,405
In Stock (8)
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Picture of AP Exhaust Direct Fit Catalytic Converter - Federal EPA

AP Exhaust Direct Fit Catalytic Converter - Federal EPA

60 reviews
Vehicle Specific
from $272
In Stock (7)
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Picture of Cardone Diesel Particulate Filter (DPF) Gasket Kit

Cardone Diesel Particulate Filter (DPF) Gasket Kit

66 reviews
Vehicle Specific
from $107
2 left at this price
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Picture of Walker Exhaust Ultra EPA Direct Fit Catalytic Converter Inlet Outlet Representative Photo, actual item may vary

Walker Exhaust Ultra EPA Direct Fit Catalytic Converter Inlet Outlet

27 reviews
Vehicle Specific
from $172
In Stock (10+)
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Picture of Magnaflow 5551205 Universal Catalytic Converter 2.25 Inch Inlet Outlet

Magnaflow 5551205 Universal Catalytic Converter 2.25 Inch Inlet Outlet

69 reviews
Part: 5551205
Vehicle Specific
$1,301.00
In Stock (9)
Picture for manufacturer Magnaflow
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Picture of Magnaflow 5571205 Universal Catalytic Converter - 2.25 Inch Inlet/Outlet

Magnaflow 5571205 Universal Catalytic Converter - 2.25 Inch Inlet/Outlet

45 reviews
Part: 5571205
Vehicle Specific
$409.00
2 left at this price
Picture for manufacturer Magnaflow
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Picture of MagnaFlow 4481467 California Grade CARB Compliant Direct-Fit Catalytic Converter

MagnaFlow 4481467 California Grade CARB Compliant Direct-Fit Catalytic Converter

46 reviews
Part: 4481467
Vehicle Specific
$1,085.00
Ships from manufacturer
Picture for manufacturer Magnaflow
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Picture of Magnaflow 21-513 OEM Grade Direct-Fit Catalytic Converter

Magnaflow 21-513 OEM Grade Direct-Fit Catalytic Converter

35 reviews
Part: 21-513
Vehicle Specific
$1,002.39
Ships from manufacturer
Picture for manufacturer Magnaflow
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Picture of Magnaflow 5551220 California CARB Compliant Direct-Fit Catalytic Converter

Magnaflow 5551220 California CARB Compliant Direct-Fit Catalytic Converter

62 reviews
Part: 5551220
Vehicle Specific
$2,159.00
Ships from manufacturer
Picture for manufacturer Magnaflow

What's here for your Ram 3500

  • Direct-fit catalytic converters designed to match OE mounting and dimensions
  • Universal catalytic converters for custom or modified exhaust setups
  • OE replacement converters built to factory specifications
  • Manifold-style catalytic converters that integrate close to the exhaust headers

The widest selection here comes from Magnaflow, AP Exhaust, Walker Exhaust, and Catco, giving Ram 3500 owners a broad range of fitment styles and construction types to choose from. Other categories Ram 3500 owners shop for: Ram 3500 Springs and Suspension Parts, Ram 3500 Bumpers and Ram 3500 Truck Bed and Box Parts, or browse all Ram 3500 parts and accessories.