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Get the Best Priced Infiniti QX4 Catalytic Converter

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Infiniti QX4 Replacement Catalytic Converter Information


Mile after mile Infiniti vehicles afford the best rugged performance and smooth control to new car buyers. Because you have an Infiniti, you enjoy luxurious driving and get the reliability that this fine company is famous for. Comfort-focused sedans such as the finely crafted Infiniti QX4 were made to be made use of with consideration and then always given needed maintenance. With impressive glowing reviews as well as striking appearance, a stunning Infiniti is a real find. The luxurious styling and dependability of the Infiniti make constant commutes fun and satisfying. People who want to get the maximum performance from their engine know that only top quality aftermarket and OEM parts should be used for repairs and maintenance. An Infiniti QX4 Catalytic Converter is a device that lowers the amount of carbon monoxide emissions from your vehicle's exhaust, helping you pass your local emissions test. Although not easily broken, a converter sometimes needs replacement, generally when it is hit from beneath the vehicle. Situated in your exhaust system of your car, an Infiniti QX4 Catalytic Converter operates to lessen the entire dangerous pollution of the car or truck's by invigorating a chemical process in your exhaust. When you purchase from the specialists here at PartsGeek, you can be certain that you are choosing the best parts at the best price.


They are available for the following Infiniti QX4 years: 2003, 2002, 2001, 2000, 1999, 1998, 1997, 03, 02, 01, 00, 99, 98, 97. This part is also sometimes called Infiniti QX4 Exhaust Converters. We stock catalytic converter parts for most Infiniti models including I30, I35, G35, Q45, M35, FX35, QX56, G37, G20, M45, FX45, FX37, J30 and M30.

We stock these Catalytic Converter brands for the Infiniti QX4: Walker, Eastern Catalytic and Magnaflow.


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Review Fitment Notes to Ensure Proper Fit

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(Read reviews)
Our List Price: $254.43
(1) In Stock
Product SKU: 16113
Product Note: EPA Ultra Direct Fit Converter -- Fits Fed. & Calif. Emissions Models.; Federal/EPA converters are not legal for sale in the state of California. Restrictions may apply in other states. Consult your state’s regulation pertaining to aftermarket replacement converters prior to installation.; Additional Parts Needed: 31397
Position of Product: Front Left
Condition: New

Shipping Options:
Ground

5 Year / 50,000 Mile Walker Limited Warranty

{We currently do not ship this catalytic converter to California or New York}
Fitment Information: Catalog: B
Vehicle Engine
1999 (99) Infiniti QX4 3.3L V6 


Click to Enlarge
(Read reviews)
Our List Price: $254.43
(1) In Stock
Product SKU: 16114
Product Note: EPA Ultra Direct Fit Converter -- Fits Fed. & Calif. Emissions Models.; Federal/EPA converters are not legal for sale in the state of California. Restrictions may apply in other states. Consult your state’s regulation pertaining to aftermarket replacement converters prior to installation.; Additional Parts Needed: 31397
Features:
  • Features thicker OE-quality flanges
  • Body and pipe heat shields matches OE style
  • Stainless steel body
  • Comes with oxygen sensor fittings
  • This item is not for sale in California/Non CARB compliant
Position of Product: Front Right
Condition: New

Shipping Options:
Ground

5 Year / 50,000 Mile Walker Limited Warranty

{We currently do not ship this catalytic converter to California or New York}
Fitment Information: Catalog: B
Vehicle Engine
1999 (99) Infiniti QX4 3.3L V6 


Click to Enlarge
(Read reviews)
Our List Price: $239.43
(14) In Stock
Product SKU: 40446
Product Note: DIRECT FIT -- Legal Note: Not For Sale or Use in the state of CA & NY (vehicles with CA Emissions)
Features:
  • Federal / EPA Direct-Fit Pre-Cat
Position of Product: Front Right
Condition: New

Shipping Options:
Ground

5 Year / 50,000 Mile Eastern Limited Warranty

{We currently do not ship this catalytic converter to California or New York}
Fitment Information: Catalog: B
Vehicle Engine
2001 (01) Infiniti QX4 3.5L V6 


Click to Enlarge
(Read reviews)
Our List Price: $160.43
(7) In Stock
Product SKU: 640010
Product Note: UNIVERSAL -- Engine Family: 3NSXT03.5C7A; Legal Note: In Compliance with the state of CA & NY (vehicles with CA Emissions) Emissions Requirements; CARB FTB STD: LEV1 LEV; Executive Order # D-665-18
Type CARB Semi-Universal
Body Length (IN) 12
Features:
  • CARB Certified Universal Converter
Position of Product: Front Left
Condition: New

Shipping Options:
Ground

5 Year / 50,000 Mile Eastern Limited Warranty

{We currently do not ship this catalytic converter to California or New York}
Fitment Information: Catalog: B
Vehicle Engine
2003 (03) Infiniti QX4 3.5L V6 


Click to Enlarge
(Read reviews)
Our List Price: $337.43
(14) In Stock
Product SKU: 81752
Product Note: CalCat Direct Fit Converter -- Engine Family # VNS3.328GKEK; Legal for use in the states of California and New York.; Additional Parts Needed: 31397; Executive Order # D-182-52
Position of Product: Front Right
Condition: New

Shipping Options:
Ground

5 Year / 50,000 Mile Walker Limited Warranty

*** Legal in California and New York ***
Fitment Information: Catalog: B
Vehicle Engine
1997 (97) Infiniti QX4 3.3L V6 


Click to Enlarge
(Read reviews)
Our List Price: $343.43
(1) In Stock
Product SKU: 81753
Product Note: CalCat Direct Fit Converter -- Engine Family # 2NSXT03.5C7A; Legal for use in the states of California and New York.; Additional Parts Needed: 31397; Executive Order # D-182-52
Position of Product: Front Left
Condition: New

Shipping Options:
Ground

5 Year / 50,000 Mile Walker Limited Warranty

*** Legal in California and New York ***
Fitment Information: Catalog: B
Vehicle Engine
2002 (02) Infiniti QX4 3.5L V6 


Click to Enlarge
(Read reviews)
Our List Price: $337.43
(9) In Stock
Product SKU: 81754
Product Note: CalCat Direct Fit Converter -- Engine Family # 2NSXT03.5C7A; Legal for use in the states of California and New York.; Additional Parts Needed: 31397; Includes Front Gasket; Executive Order # D-182-52
Position of Product: Front Right
Condition: New

Shipping Options:
Ground

5 Year / 50,000 Mile Walker Limited Warranty

*** Legal in California and New York ***
Fitment Information: Catalog: B
Vehicle Engine
2002 (02) Infiniti QX4 3.5L V6 


Click to Enlarge
(Read reviews)
Our List Price: $239.43
(14) In Stock
Product SKU: 40446
Product Note: DIRECT FIT -- Legal Note: Not For Sale or Use in the state of CA & NY (vehicles with CA Emissions)
Features:
  • Federal / EPA Direct-Fit Pre-Cat
Position of Product: Front Right
Condition: New

Shipping Options:
Ground

5 Year / 50,000 Mile Eastern Limited Warranty

{We currently do not ship this catalytic converter to California or New York}
Fitment Information: Catalog: B
Vehicle Engine
2002 (02) Infiniti QX4 3.5L V6 


Click to Enlarge
(2 Reviews)
5 Stars
Eastern Catalytic 40445
Catalytic Converter
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Loading Reviews...
Our List Price: $231.43
(15) In Stock
Product SKU: 40445
Product Note: DIRECT FIT -- Legal Note: Not For Sale or Use in the state of CA & NY (vehicles with CA Emissions)
Features:
  • Federal / EPA Direct-Fit Pre-Cat
Position of Product: Front Left
Condition: New

Shipping Options:
Ground

5 Year / 50,000 Mile Eastern Limited Warranty

{We currently do not ship this catalytic converter to California or New York}
Fitment Information: Catalog: B
Vehicle Engine
2002 (02) Infiniti QX4 3.5L V6 


Click to Enlarge
(2 Reviews)
5 Stars
Eastern Catalytic 40445
Catalytic Converter
Close
Loading Reviews...
Our List Price: $231.43
(15) In Stock
Product SKU: 40445
Product Note: DIRECT FIT -- Legal Note: Not For Sale or Use in the state of CA & NY (vehicles with CA Emissions)
Features:
  • Federal / EPA Direct-Fit Pre-Cat
Position of Product: Front Left
Condition: New

Shipping Options:
Ground

5 Year / 50,000 Mile Eastern Limited Warranty

{We currently do not ship this catalytic converter to California or New York}
Fitment Information: Catalog: B
Vehicle Engine
2001 (01) Infiniti QX4 3.5L V6 


Click to Enlarge
(Read reviews)
Our List Price: $215.43
(13) In Stock
Product SKU: 40443
Product Note: DIRECT FIT -- Legal Note: Not For Sale or Use in the state of CA & NY (vehicles with CA Emissions)
Features:
  • Federal / EPA Direct-Fit Undercar
Position of Product: Rear Left
Condition: New

Shipping Options:
Ground

5 Year / 50,000 Mile Eastern Limited Warranty

{We currently do not ship this catalytic converter to California or New York}
Fitment Information: Catalog: B
Vehicle Engine
2002 (02) Infiniti QX4 3.5L V6 


Click to Enlarge
(Read reviews)
Our List Price: $206.43
(10) In Stock
Product SKU: 40444
Product Note: DIRECT FIT -- Legal Note: Not For Sale or Use in the state of CA & NY (vehicles with CA Emissions)
Features:
  • Federal / EPA Direct-Fit Undercar
Position of Product: Rear Right
Condition: New

Shipping Options:
Ground

5 Year / 50,000 Mile Eastern Limited Warranty

{We currently do not ship this catalytic converter to California or New York}
Fitment Information: Catalog: B
Vehicle Engine
2002 (02) Infiniti QX4 3.5L V6 


Click to Enlarge
(1 Reviews)
5 Stars
Walker 16344
Catalytic Converter
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Loading Reviews...
Our List Price: $265.43
(1) In Stock
Product SKU: 16344
Product Note: EPA Ultra Direct Fit Converter -- Fits Fed. & Calif. Emissions Models.; Federal/EPA converters are not legal for sale in the state of California. Restrictions may apply in other states. Consult your state’s regulation pertaining to aftermarket replacement converters prior to installation.; Additional Parts Needed: 31397; Includes Front Gasket
Position of Product: Front Right
Condition: New

Shipping Options:
Ground

5 Year / 50,000 Mile Walker Limited Warranty

{We currently do not ship this catalytic converter to California or New York}
Fitment Information: Catalog: B
Vehicle Engine
2002 (02) Infiniti QX4 3.5L V6 


Click to Enlarge
(Read reviews)
Our List Price: $142.35
with FREE Shipping
(2) In Stock
Product SKU: 447204
Product Note: 2in. Universal California OBDII Catalytic Converter -- Certification Level : LEV1 LEV; OE Spec; Cutting and welding required during installation; CARB Executive Order D-193-103; Engine Family Number 2NSXT03.5C7A
Position of Product: Rear Right
Condition: New

Shipping Options:
Free Ground Shipping

*** Legal in California and New York ***
Fitment Information: Catalog: B
Vehicle Engine
2002 (02) Infiniti QX4 3.5L V6 


Click to Enlarge
(17 Reviews)
5 Stars
Eastern Catalytic 83164
Catalytic Converter
Close
Loading Reviews...
Our List Price: $68.43
(61) In Stock
Product SKU: 83164
Product Note: UNIVERSAL -- Legal Note: Not For Sale or Use in the state of CA & NY (vehicles with CA Emissions)
Body Length (IN) 10"
Features:
  • Federal / EPA Semi-Universal
Position of Product: Rear Right
Condition: New

Shipping Options:
Ground

5 Year / 50,000 Mile Eastern Limited Warranty

{We currently do not ship this catalytic converter to California or New York}
Fitment Information: Catalog: B
Vehicle Engine
2002 (02) Infiniti QX4 3.5L V6 


Click to Enlarge
(Read reviews)
Our List Price: $293.08
(2) In Stock
Product SKU: 81752
Product Note: CalCat Direct Fit Converter -- Engine Family # YNSXT03.325A; Legal for use in the states of California and New York.; Additional Parts Needed: 31397; Executive Order # D-182-52
Position of Product: Front Right
Condition: New

Shipping Options:
Ground

5 Year / 50,000 Mile Walker Limited Warranty

*** Legal in California and New York ***
Fitment Information: Catalog: H
Vehicle Engine
2000 (00) Infiniti QX4 3.3L V6 


Click to Enlarge
(Read reviews)
Our List Price: $266.98
(3) In Stock
Product SKU: 16114
Product Note: EPA Ultra Direct Fit Converter -- Fits Fed. & Calif. Emissions Models.; Federal/EPA converters are not legal for sale in the state of California. Restrictions may apply in other states. Consult your state’s regulation pertaining to aftermarket replacement converters prior to installation.; Additional Parts Needed: 31397
Features:
  • Features thicker OE-quality flanges
  • Body and pipe heat shields matches OE style
  • Stainless steel body
  • Comes with oxygen sensor fittings
  • This item is not for sale in California/Non CARB compliant
Position of Product: Front Right
Condition: New

Shipping Options:
Ground

5 Year / 50,000 Mile Walker Limited Warranty

{We currently do not ship this catalytic converter to California or New York}
Fitment Information: Catalog: C
Vehicle Engine
2000 (00) Infiniti QX4 3.3L V6 


Related Top Sellers


Some of our Customer Reviews
Very Satisfied
Reviewer: Bob / Catalytic Converter-2

Purchased this for my 2002 Nissan Pathfinder. Great product and half the price of the Nissan part. Everything lined up and fit perfectly. Passenger side unit.

2002 Infiniti QX4 Catalytic Converter


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