Go-Parts
Cart 0
Your cart is empty
Add an item to see it appear here.

GMC Sierra 1500 HD Catalytic Converter Replacement

1
SELECT Year
  1. ✓ In Stock 2001-2006 GMC Sierra 1500 HD Catalytic Converter and Exhaust Pipe Assembly - Left or Right (EPA Re-Certified OEM)

    2001-2006 GMC Sierra 1500 HD Catalytic Converter and Exhaust Pipe Assembly - Left or Right (EPA Re-Certified OEM)

    Partslink #: 335.AM1504

    This is a recertified OEM catalytic converter for vehicles with the 6.0L engine.

    Condition: Excellent (A)
    Mileage: 87,400 miles

    after $300 core refund
    Sale price: $489.95
    $189.95 View part →
  2. ✓ In Stock 2001-2006 GMC Sierra 1500 HD Catalytic Converter - Right (MagnaFlow Performance Exhaust)

    2001-2006 GMC Sierra 1500 HD Catalytic Converter - Right (MagnaFlow Performance Exhaust)

    Partslink #: 99209HM

    Cutting and Welding Required without Pre-Converter

    $194.00 View part →
  3. ✓ In Stock 2001-2006 GMC Sierra 1500 HD Catalytic Converter - Left (Magnaflow)

    2001-2006 GMC Sierra 1500 HD Catalytic Converter - Left (Magnaflow)

    Partslink #: 99206HM

    with Pre-Converter Not legal for sale or installation in California, Colorado or New York. Cutting and Welding Required

    $194.00 View part →
  4. ✓ In Stock 2001-2006 GMC Sierra 1500 HD Catalytic Converter - Right (Magnaflow)

    2001-2006 GMC Sierra 1500 HD Catalytic Converter - Right (Magnaflow)

    Partslink #: 99209HM

    without Pre-Converter Not legal for sale or installation in California, Colorado or New York. Cutting and Welding Required

    $194.00 View part →
  5. ✓ In Stock 2001-2006 GMC Sierra 1500 HD Catalytic Converter - Left (Magnaflow)

    2001-2006 GMC Sierra 1500 HD Catalytic Converter - Left (Magnaflow)

    Partslink #: 51206

    with Pre-Converter Not legal for sale or installation in California, Colorado or New York. Cutting and Welding Required

    $211.00 View part →
  6. ✓ In Stock 2001-2006 GMC Sierra 1500 HD Catalytic Converter - Right (Magnaflow)

    2001-2006 GMC Sierra 1500 HD Catalytic Converter - Right (Magnaflow)

    Partslink #: 51209

    Replaces Front Pre-Converter and Rear Main Converter Not legal for sale or installation in California, Colorado or New York. Cutting and Welding Required

    $211.00 View part →
  7. ✓ In Stock 2001-2006 GMC Sierra 1500 HD Catalytic Converter - Left (BRExhaust)

    2001-2006 GMC Sierra 1500 HD Catalytic Converter - Left (BRExhaust)

    Partslink #: 079-5167

    with Pre-Converter

    $534.86 View part →
  8. ✓ In Stock 2001-2006 GMC Sierra 1500 HD Catalytic Converter - Left or Right (Magnaflow)

    2001-2006 GMC Sierra 1500 HD Catalytic Converter - Left or Right (Magnaflow)

    Partslink #: 99009HM

    with Pre-Converter Cutting and Welding Required During Installation

    $242.00 View part →
  9. ✓ In Stock 2001-2006 GMC Sierra 1500 HD Catalytic Converter - Left (MagnaFlow Performance Exhaust)

    2001-2006 GMC Sierra 1500 HD Catalytic Converter - Left (MagnaFlow Performance Exhaust)

    Partslink #: 93622

    with Pre-Converter

    $546.00 View part →
  10. ✓ In Stock 2001-2006 GMC Sierra 1500 HD Catalytic Converter - Left or Right (MagnaFlow Performance Exhaust)

    2001-2006 GMC Sierra 1500 HD Catalytic Converter - Left or Right (MagnaFlow Performance Exhaust)

    Partslink #: 99009HM

    with Pre-Converter Cutting and Welding Required During Installation

    $242.00 View part →
  11. ✓ In Stock 2001-2006 GMC Sierra 1500 HD Catalytic Converter - Left (Magnaflow)

    2001-2006 GMC Sierra 1500 HD Catalytic Converter - Left (Magnaflow)

    Partslink #: 93622

    with Pre-Converter Not legal for sale or installation in California, Colorado or New York.

    $546.00 View part →
  12. ✓ In Stock 2001-2006 GMC Sierra 1500 HD Catalytic Converter - Left or Right (Magnaflow)

    2001-2006 GMC Sierra 1500 HD Catalytic Converter - Left or Right (Magnaflow)

    Partslink #: 51009

    with Pre-Converter Cutting and Welding Required During Installation

    $252.00 View part →
  13. ✓ In Stock 2001-2006 GMC Sierra 1500 HD Catalytic Converter - Left (MagnaFlow Performance Exhaust)

    2001-2006 GMC Sierra 1500 HD Catalytic Converter - Left (MagnaFlow Performance Exhaust)

    Partslink #: 49667

    with Pre-Converter

    $594.00 View part →
  14. ✓ In Stock 2001-2006 GMC Sierra 1500 HD Catalytic Converter - Left or Right (MagnaFlow Performance Exhaust)

    2001-2006 GMC Sierra 1500 HD Catalytic Converter - Left or Right (MagnaFlow Performance Exhaust)

    Partslink #: 51009

    with Pre-Converter Cutting and Welding Required During Installation

    $252.00 View part →
  15. ✓ In Stock 2001-2006 GMC Sierra 1500 HD Catalytic Converter - Left (Magnaflow)

    2001-2006 GMC Sierra 1500 HD Catalytic Converter - Left (Magnaflow)

    Partslink #: 49667

    with Pre-Converter Not legal for sale or installation in California, Colorado or New York.

    $594.00 View part →
  16. ✓ In Stock 2001-2006 GMC Sierra 1500 HD Catalytic Converter - Left or Right (Eastern Catalytic)

    2001-2006 GMC Sierra 1500 HD Catalytic Converter - Left or Right (Eastern Catalytic)

    Partslink #: 70857

    Undercar Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions)

    $284.49 View part →
  17. ✓ In Stock 2005-2006 GMC Sierra 1500 HD Catalytic Converter - Left (Magnaflow)

    2005-2006 GMC Sierra 1500 HD Catalytic Converter - Left (Magnaflow)

    Partslink #: 447270

    CARB Executive Order D-193-103 Engine Family Number (EFN) 5GMXT06.0188 Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)

    $1,035.00 View part →
  18. ✓ In Stock 2002 GMC Sierra 1500 HD Catalytic Converter - Front Left or Front Right or Rear Left or Rear Right (AP Exhaust)

    2002 GMC Sierra 1500 HD Catalytic Converter - Front Left or Front Right or Rear Left or Rear Right (AP Exhaust)

    Partslink #: 912005R

    91 Series Engine Family Number (EFN) 2GMXA06.0188 CARB Executive Order D-280-101 ; Universal Fit - CARB Legal Note: In Compliance with CARB Emissions Requirements 2.25 in Inlet ID; 2.25 in Outlet ID; Round Body; 16 in OAL ALL

    $321.50 View part →
  19. ✓ In Stock 2005-2006 GMC Sierra 1500 HD Catalytic Converter - Left (MagnaFlow Performance Exhaust)

    2005-2006 GMC Sierra 1500 HD Catalytic Converter - Left (MagnaFlow Performance Exhaust)

    Partslink #: 447270

    CARB Executive Order D-193-103 Engine Family Number (EFN) 5GMXT06.0188

    $1,127.00 View part →
  20. ✓ In Stock 2003-2006 GMC Sierra 1500 HD Catalytic Converter - Rear Left or Rear Right (MagnaFlow Performance Exhaust)

    2003-2006 GMC Sierra 1500 HD Catalytic Converter - Rear Left or Rear Right (MagnaFlow Performance Exhaust)

    Partslink #: 447209

    CARB Executive Order D-193-103 Engine Family Number (EFN) 3GMXA06.0188 Cutting and Welding Required

    $425.00 View part →
  21. ✓ In Stock 2001 GMC Sierra 1500 HD Catalytic Converter - Left (MagnaFlow Performance Exhaust)

    2001 GMC Sierra 1500 HD Catalytic Converter - Left (MagnaFlow Performance Exhaust)

    Partslink #: 4451647

    CARB Executive Order D-193-136 Engine Family Number (EFN) 1GMXA06.0194

    $1,593.00 View part →
  22. ✓ In Stock 2003-2006 GMC Sierra 1500 HD Catalytic Converter - Rear Left or Rear Right (Magnaflow)

    2003-2006 GMC Sierra 1500 HD Catalytic Converter - Rear Left or Rear Right (Magnaflow)

    Partslink #: 447209

    CARB Executive Order D-193-103 Engine Family Number (EFN) 3GMXA06.0188 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)

    $425.00 View part →
  23. ✓ In Stock 2001 GMC Sierra 1500 HD Catalytic Converter - Left (Magnaflow)

    2001 GMC Sierra 1500 HD Catalytic Converter - Left (Magnaflow)

    Partslink #: 4451647

    CARB Executive Order D-193-136 Engine Family Number (EFN) 1GMXA06.0194 Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)

    $1,593.00 View part →
  24. ✓ In Stock 2001-2006 GMC Sierra 1500 HD Catalytic Converter - Right (AP Exhaust)

    2001-2006 GMC Sierra 1500 HD Catalytic Converter - Right (AP Exhaust)

    Partslink #: 645454

    Direct Fit; Not for sale or use on vehicles licensed in the states of CA, CO, ME, and NY. Restrictions may apply in other states. Check with your state authority for details. Cut 9" back from converter outlet end when installing with O.E. Muffler. Federal Emissions

    $451.37 View part →
  25. ✓ In Stock 2001-2006 GMC Sierra 1500 HD Catalytic Converter - Right (Magnaflow)

    2001-2006 GMC Sierra 1500 HD Catalytic Converter - Right (Magnaflow)

    Partslink #: 24148

    without Pre-Converter Not legal for sale or installation in California, Colorado or New York.

    $556.00 View part →
  26. ✓ In Stock 2001-2006 GMC Sierra 1500 HD Catalytic Converter - Right (MagnaFlow Performance Exhaust)

    2001-2006 GMC Sierra 1500 HD Catalytic Converter - Right (MagnaFlow Performance Exhaust)

    Partslink #: 24148

    without Pre-Converter

    $556.00 View part →
  27. ✓ In Stock 2003-2006 GMC Sierra 1500 HD Catalytic Converter - Front Left or Front Right (MagnaFlow Performance Exhaust)

    2003-2006 GMC Sierra 1500 HD Catalytic Converter - Front Left or Front Right (MagnaFlow Performance Exhaust)

    Partslink #: 447109

    CARB Executive Order D-193-103 Engine Family Number (EFN) 3GMXA06.0188 Cutting and Welding Required

    $570.00 View part →
  28. ✓ In Stock 2003-2006 GMC Sierra 1500 HD Catalytic Converter - Front Left or Front Right (Magnaflow)

    2003-2006 GMC Sierra 1500 HD Catalytic Converter - Front Left or Front Right (Magnaflow)

    Partslink #: 447109

    CARB Executive Order D-193-103 Engine Family Number (EFN) 3GMXA06.0188 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)

    $570.00 View part →
  29. ✓ In Stock 2001 GMC Sierra 1500 HD Catalytic Converter - Left or Right (MagnaFlow Performance Exhaust)

    2001 GMC Sierra 1500 HD Catalytic Converter - Left or Right (MagnaFlow Performance Exhaust)

    Partslink #: 445009

    CARB Executive Order D-193-100 Engine Family Number (EFN) 1GMXA06.0194 Cutting and Welding Required

    $603.00 View part →
  30. ✓ In Stock 2001-2006 GMC Sierra 1500 HD Catalytic Converter - Right (MagnaFlow Performance Exhaust)

    2001-2006 GMC Sierra 1500 HD Catalytic Converter - Right (MagnaFlow Performance Exhaust)

    Partslink #: 93623

    Replaces Front Pre-Converter and Rear Main Converter

    $623.00 View part →
  31. ✓ In Stock 2001-2006 GMC Sierra 1500 HD Catalytic Converter - Right (Magnaflow)

    2001-2006 GMC Sierra 1500 HD Catalytic Converter - Right (Magnaflow)

    Partslink #: 93623

    Replaces Front Pre-Converter and Rear Main Converter Not legal for sale or installation in California, Colorado or New York.

    $623.00 View part →
  32. ✓ In Stock 2001-2006 GMC Sierra 1500 HD Catalytic Converter - Right (MagnaFlow Performance Exhaust)

    2001-2006 GMC Sierra 1500 HD Catalytic Converter - Right (MagnaFlow Performance Exhaust)

    Partslink #: 49668

    Replaces Front Pre-Converter and Rear Main Converter

    $679.00 View part →
  33. ✓ In Stock 2001-2006 GMC Sierra 1500 HD Catalytic Converter - Right (Magnaflow)

    2001-2006 GMC Sierra 1500 HD Catalytic Converter - Right (Magnaflow)

    Partslink #: 49668

    Replaces Front Pre-Converter and Rear Main Converter Not legal for sale or installation in California, Colorado or New York.

    $679.00 View part →
  34. ✓ In Stock 2001-2006 GMC Sierra 1500 HD Catalytic Converter - Right (Magnaflow)

    2001-2006 GMC Sierra 1500 HD Catalytic Converter - Right (Magnaflow)

    Partslink #: 447283

    CARB Executive Order D-193-103 Engine Family Number (EFN) 1GMXA06.0188 Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)

    $1,151.00 View part →
  35. ✓ In Stock 2001-2006 GMC Sierra 1500 HD Catalytic Converter - Right (MagnaFlow Performance Exhaust)

    2001-2006 GMC Sierra 1500 HD Catalytic Converter - Right (MagnaFlow Performance Exhaust)

    Partslink #: 447283

    CARB Executive Order D-193-103 Engine Family Number (EFN) 1GMXA06.0188

    $1,253.00 View part →
  36. ✓ In Stock 2001 GMC Sierra 1500 HD Catalytic Converter - Right (MagnaFlow Performance Exhaust)

    2001 GMC Sierra 1500 HD Catalytic Converter - Right (MagnaFlow Performance Exhaust)

    Partslink #: 4451648

    CARB Executive Order D-193-136 Engine Family Number (EFN) 1GMXA06.0194

    $1,455.00 View part →
  37. ✓ In Stock 2001 GMC Sierra 1500 HD Catalytic Converter - Right (Magnaflow)

    2001 GMC Sierra 1500 HD Catalytic Converter - Right (Magnaflow)

    Partslink #: 4451648

    CARB Executive Order D-193-136 Engine Family Number (EFN) 1GMXA06.0194 Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)

    $1,455.00 View part →

What buyers are saying.

★★★★★ 4.9 1,451 verified reviews

Racing Partner Videos

Catalytic Converter Compatibility for GMC Sierra 1500 HD

Browse our selection of quality catalytic converter parts designed specifically for your GMC Sierra 1500 HD. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.

Available Trims

SLE · SLT

Body Types

Crew Cab Pickup

Engine Options

V8 6.0L

Transmissions

Automatic

Added to cart · Part