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INFINITI Q45 Catalytic Converter Replacement

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  1. ✓ In Stock 1990-1993 INFINITI Q45 Catalytic Converter - Left or Right (Walker Exhaust)

    1990-1993 INFINITI Q45 Catalytic Converter - Left or Right (Walker Exhaust)

    Partslink #: 15036

    with Federal/California Emissions System Not legal for sale or use in California and other CARB-compliant states. Legal in Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details. Standard Universal Type Modifications and/or Additional Parts May Be Required for Installation

    $85.49 View part →
  2. ✓ In Stock 1990-1993 INFINITI Q45 Catalytic Converter - Left (MagnaFlow Performance Exhaust)

    1990-1993 INFINITI Q45 Catalytic Converter - Left (MagnaFlow Performance Exhaust)

    Partslink #: 23144
    $282.00 View part →
  3. ✓ In Stock 1990-1993 INFINITI Q45 Catalytic Converter - Left or Right (MagnaFlow Performance Exhaust)

    1990-1993 INFINITI Q45 Catalytic Converter - Left or Right (MagnaFlow Performance Exhaust)

    Partslink #: 53004

    Cutting and Welding Required

    $106.00 View part →
  4. ✓ In Stock 1990-1993 INFINITI Q45 Catalytic Converter - Left (Magnaflow)

    1990-1993 INFINITI Q45 Catalytic Converter - Left (Magnaflow)

    Partslink #: 23144

    Not legal for sale or installation in California, Colorado or New York.

    $282.00 View part →
  5. ✓ In Stock 1990-1993 INFINITI Q45 Catalytic Converter - Left or Right (Magnaflow)

    1990-1993 INFINITI Q45 Catalytic Converter - Left or Right (Magnaflow)

    Partslink #: 53004

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

    $106.00 View part →
  6. ✓ In Stock 1990-1993 INFINITI Q45 Catalytic Converter - Left or Right (Eastern Catalytic)

    1990-1993 INFINITI Q45 Catalytic Converter - Left or Right (Eastern Catalytic)

    Partslink #: 70316

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

    $140.03 View part →
  7. ✓ In Stock 1997-2001 INFINITI Q45 Catalytic Converter - Left or Right (MagnaFlow Performance Exhaust)

    1997-2001 INFINITI Q45 Catalytic Converter - Left or Right (MagnaFlow Performance Exhaust)

    Partslink #: 51204

    Cutting and Welding Required

    $211.00 View part →
  8. ✓ In Stock 1997-2001 INFINITI Q45 Catalytic Converter - Left or Right (Magnaflow)

    1997-2001 INFINITI Q45 Catalytic Converter - Left or Right (Magnaflow)

    Partslink #: 51204

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

    $211.00 View part →
  9. ✓ In Stock 1996-2001 INFINITI Q45 Catalytic Converter - Front Left or Front Right (Walker Exhaust)

    1996-2001 INFINITI Q45 Catalytic Converter - Front Left or Front Right (Walker Exhaust)

    Partslink #: 81806

    CARB Executive Order D-182-48 Engine Family Number (EFN) TNS4.5VJGFEK Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation

    $261.53 View part →
  10. ✓ In Stock 1990-1993 INFINITI Q45 Catalytic Converter - Right (Magnaflow)

    1990-1993 INFINITI Q45 Catalytic Converter - Right (Magnaflow)

    Partslink #: 23143

    Not legal for sale or installation in California, Colorado or New York.

    $278.00 View part →
  11. ✓ In Stock 1990-1993 INFINITI Q45 Catalytic Converter - Right (MagnaFlow Performance Exhaust)

    1990-1993 INFINITI Q45 Catalytic Converter - Right (MagnaFlow Performance Exhaust)

    Partslink #: 23143
    $278.00 View part →
  12. ✓ In Stock 1990-1995 INFINITI Q45 Catalytic Converter - Rear Left or Rear Right (Magnaflow)

    1990-1995 INFINITI Q45 Catalytic Converter - Rear Left or Rear Right (Magnaflow)

    Partslink #: 338004

    CARB Executive Order D-193-102 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)

    $282.00 View part →
  13. ✓ In Stock 1990-1995 INFINITI Q45 Catalytic Converter - Rear Left or Rear Right (MagnaFlow Performance Exhaust)

    1990-1995 INFINITI Q45 Catalytic Converter - Rear Left or Rear Right (MagnaFlow Performance Exhaust)

    Partslink #: 338004

    CARB Executive Order D-193-102 Cutting and Welding Required

    $282.00 View part →
  14. ✓ In Stock 1990-1995 INFINITI Q45 Catalytic Converter - Front Left or Front Right (Magnaflow)

    1990-1995 INFINITI Q45 Catalytic Converter - Front Left or Front Right (Magnaflow)

    Partslink #: 337304

    CARB Executive Order D-193-102 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)

    $290.00 View part →
  15. ✓ In Stock 1990-1995 INFINITI Q45 Catalytic Converter - Rear Left or Rear Right (Magnaflow)

    1990-1995 INFINITI Q45 Catalytic Converter - Rear Left or Rear Right (Magnaflow)

    Partslink #: 338005

    CARB Executive Order D-193-102 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)

    $301.00 View part →
  16. ✓ In Stock 1990-1995 INFINITI Q45 Catalytic Converter - Rear Left or Rear Right (MagnaFlow Performance Exhaust)

    1990-1995 INFINITI Q45 Catalytic Converter - Rear Left or Rear Right (MagnaFlow Performance Exhaust)

    Partslink #: 338005

    CARB Executive Order D-193-102 Cutting and Welding Required

    $301.00 View part →
  17. ✓ In Stock 1990-1995 INFINITI Q45 Catalytic Converter - Front Left or Front Right (MagnaFlow Performance Exhaust)

    1990-1995 INFINITI Q45 Catalytic Converter - Front Left or Front Right (MagnaFlow Performance Exhaust)

    Partslink #: 337304

    CARB Executive Order D-193-102 Cutting and Welding Required

    $316.00 View part →
  18. ✓ In Stock 2000 INFINITI Q45 Catalytic Converter - Front Left or Front Right (Magnaflow)

    2000 INFINITI Q45 Catalytic Converter - Front Left or Front Right (Magnaflow)

    Partslink #: 444105

    CARB Executive Order D-193-96 Engine Family Number (EFN) YNSXV04.1A7A Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)

    $356.00 View part →
  19. ✓ In Stock 2000 INFINITI Q45 Catalytic Converter - Front Left or Front Right (MagnaFlow Performance Exhaust)

    2000 INFINITI Q45 Catalytic Converter - Front Left or Front Right (MagnaFlow Performance Exhaust)

    Partslink #: 444105

    CARB Executive Order D-193-96 Engine Family Number (EFN) YNSXV04.1A7A Cutting and Welding Required

    $356.00 View part →
  20. ✓ In Stock 1996-2001 INFINITI Q45 Catalytic Converter - Front Left or Front Right (Magnaflow)

    1996-2001 INFINITI Q45 Catalytic Converter - Front Left or Front Right (Magnaflow)

    Partslink #: 444106

    CARB Executive Order D-193-96 Engine Family Number (EFN) TNS4.5VJGFEK Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)

    $356.00 View part →
  21. ✓ In Stock 1996-2001 INFINITI Q45 Catalytic Converter - Front Left or Front Right (MagnaFlow Performance Exhaust)

    1996-2001 INFINITI Q45 Catalytic Converter - Front Left or Front Right (MagnaFlow Performance Exhaust)

    Partslink #: 444106

    CARB Executive Order D-193-96 Engine Family Number (EFN) TNS4.5VJGFEK Cutting and Welding Required

    $356.00 View part →
  22. ✓ In Stock 1999-2001 INFINITI Q45 Catalytic Converter - Rear Left or Rear Right (Walker Exhaust)

    1999-2001 INFINITI Q45 Catalytic Converter - Rear Left or Rear Right (Walker Exhaust)

    Partslink #: 81651

    CARB Executive Order D-182-48 Engine Family Number (EFN) XNSXV04.1A7A Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation

    $357.12 View part →
  23. ✓ In Stock 1990-1995 INFINITI Q45 Catalytic Converter - Front Left or Front Right (MagnaFlow Performance Exhaust)

    1990-1995 INFINITI Q45 Catalytic Converter - Front Left or Front Right (MagnaFlow Performance Exhaust)

    Partslink #: 337305

    CARB Executive Order D-193-102 Cutting and Welding Required

    $358.00 View part →
  24. ✓ In Stock 1990-1995 INFINITI Q45 Catalytic Converter - Front Left or Front Right (Magnaflow)

    1990-1995 INFINITI Q45 Catalytic Converter - Front Left or Front Right (Magnaflow)

    Partslink #: 337305

    CARB Executive Order D-193-102 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)

    $358.00 View part →
  25. ✓ In Stock 1990-1995 INFINITI Q45 Catalytic Converter - Front Left or Front Right (Walker Exhaust)

    1990-1995 INFINITI Q45 Catalytic Converter - Front Left or Front Right (Walker Exhaust)

    Partslink #: 80401

    CARB Executive Order D-182-39 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation

    $375.53 View part →
  26. ✓ In Stock 2002-2005 INFINITI Q45 Catalytic Converter - Left or Right (AP Exhaust)

    2002-2005 INFINITI Q45 Catalytic Converter - Left or Right (AP Exhaust)

    Partslink #: 772574

    772 Series Engine Family Number (EFN) 2NSXV04.5B8A CARB Executive Order D-798-9 ; Universal Fit - CARB Legal Note: In Compliance with CARB Emissions Requirements 2 in Inlet ID; 2 in Outlet ID; w/O2 Cone Short Small Oval Body ALL

    $440.35 View part →
  27. ✓ In Stock 1996-2001 INFINITI Q45 Catalytic Converter - Rear Left or Rear Right (Magnaflow)

    1996-2001 INFINITI Q45 Catalytic Converter - Rear Left or Rear Right (Magnaflow)

    Partslink #: 441306

    CARB Executive Order D-193-96 Engine Family Number (EFN) XNSXV04.1A7A Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)

    $503.00 View part →
  28. ✓ In Stock 1996-2001 INFINITI Q45 Catalytic Converter - Rear Right (MagnaFlow Performance Exhaust)

    1996-2001 INFINITI Q45 Catalytic Converter - Rear Right (MagnaFlow Performance Exhaust)

    Partslink #: 441305

    CARB Executive Order D-193-96 Engine Family Number (EFN) TNS4.5VJGFEK Cutting and Welding Required

    $548.00 View part →
  29. ✓ In Stock 1996-2001 INFINITI Q45 Catalytic Converter - Rear Left or Rear Right (MagnaFlow Performance Exhaust)

    1996-2001 INFINITI Q45 Catalytic Converter - Rear Left or Rear Right (MagnaFlow Performance Exhaust)

    Partslink #: 441306

    CARB Executive Order D-193-96 Engine Family Number (EFN) XNSXV04.1A7A Cutting and Welding Required

    $548.00 View part →
  30. ✓ In Stock 1996-2001 INFINITI Q45 Catalytic Converter - Rear Right (Magnaflow)

    1996-2001 INFINITI Q45 Catalytic Converter - Rear Right (Magnaflow)

    Partslink #: 441305

    CARB Executive Order D-193-96 Engine Family Number (EFN) TNS4.5VJGFEK Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)

    $548.00 View part →
  31. ✓ In Stock 1997-1998 INFINITI Q45 Catalytic Converter - Left or Right (Walker Exhaust)

    1997-1998 INFINITI Q45 Catalytic Converter - Left or Right (Walker Exhaust)

    Partslink #: 82629

    CARB Executive Order D-182-57 Engine Family Number (EFN) VNS4.1VJG1EK Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation

    $714.37 View part →
  32. ✓ In Stock 2002-2006 INFINITI Q45 Catalytic Converter - Rear (Original Performance)

    2002-2006 INFINITI Q45 Catalytic Converter - Rear (Original Performance)

    Partslink #: OPCE7012

    Federal, 47-State Only, Not legal for sale in CA, NY or ME Direct Fit

    $576.67 View part →

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Catalytic Converter Compatibility for INFINITI Q45

Browse our selection of quality catalytic converter parts designed specifically for your INFINITI Q45. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.

Available Trims

A · Anniversary Edition · Base · Convenience · Premium · Premium TA · T · TA

Body Types

Sedan

Engine Options

V8 4.1L · V8 4.5L

Transmissions

Automatic

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