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Catalytic Converter for 1999 Infiniti Q45

We have 8 Items In-stock. Select your vehicle's Submodel to continue.

Magnaflow California Legal Semi-Universal Catalytic Converter

  • 50-State/California Legal
  • Semi-universal design – cut out your old catalytic converter and weld in the new one
  • Stainless Steel Construction
  • Legendary Magnaflow quality, power, and sound
  • Ceramic, honeycomb catalyst designed for maximum flow and surface area

When you want the best, you want Magnaflow!  These semi-universal 50-State Legal catalytic converters have a catalyst specifically designed for your vehicle – just cut out your old catalytic converter and weld in the new one.  Engineered to cut emissions and improve performance.

Magnaflow Catalytic Converter, Magnaflow 50-State Semi-Universal, Rear, Passenger Side, 50-State Legal
$164.56 List Price $212.96 Save $48.40 Availability: In Stock
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  • SKU#: M66441305
  • Product Fit: Minor Modifications
  • Quantity Sold: Sold Individually
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Catalyst Substrate Material: Ceramic honeycomb
  • Dimensions: 13 in. overall length
  • EO Number: D-193-96
  • Notes: Inlet/Outlet Size : 2.25in. I.D.
  • Warranty: Magnaflow 5 year / 50,000 Mile Warranty
see more Fits the following 1999 Infiniti Q45 submodels:
  • 8 Cyl 4.1L | Base, T
Magnaflow Catalytic Converter, Magnaflow 50-State Semi-Universal, Front, Driver Or Passenger Side, 50-State Legal
$180.64 List Price $233.77 Save $53.13 Availability: In Stock
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  • SKU#: M66444105
  • Product Fit: Minor Modifications
  • Quantity Sold: Sold Individually
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Catalyst Substrate Material: Ceramic honeycomb
  • Dimensions: 13 in. overall length
  • EO Number: D-193-96
  • Notes: Inlet/Outlet Size : 2.25in. I.D.
  • Warranty: Magnaflow 5 year / 50,000 Mile Warranty
see more Fits the following 1999 Infiniti Q45 submodels:
  • 8 Cyl 4.1L | Base, T
Magnaflow Catalytic Converter, Magnaflow 50-State Semi-Universal, Front, Driver Or Passenger Side, 50-State Legal
$180.64 List Price $233.77 Save $53.13 Availability: In Stock
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  • SKU#: M66444106
  • Product Fit: Minor Modifications
  • Quantity Sold: Sold Individually
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Catalyst Substrate Material: Ceramic honeycomb
  • Dimensions: 13 in. overall length
  • EO Number: D-193-96
  • Notes: Inlet/Outlet Size : 2.5in. I.D.
  • Warranty: Magnaflow 5 year / 50,000 Mile Warranty
see more Fits the following 1999 Infiniti Q45 submodels:
  • 8 Cyl 4.1L | Base, T

Davico 49-state legal - no CA shipments Catalytic Converter

Davico Catalytic Converter

When it concerns choosing a solid brand name for your engine/exhaust system's catalytic converter, turn to Davico. Davico's line of original equipment quality replacement catalytic converter is specifically designed to work like the original unit that came installed on your motor vehicle as it was newly driven out from the manufacturing facility, consequently bestowing it with excellent fit and solid overall operation. So that they can reach original equipment quality, each and every Davico OE Replacement Catalytic Converter is crafted within strict standard.

Routine vehicular monitoring is needed for secure or more comfortable ride. Defective parts can either lessen the ride quality or impair the efficiency of your vehicle, leading to any of the following: inefficient gas mileage, inferior efficiency, or greater vulnerability to abrupt motor vehicle or hardware breakdown. Select Davico 49-State Legal (No CA) OE Replacement Catalytic Converter to fix your engine/exhaust system to its optimum shape.

Davico Catalytic Converter, Davico Standard, Passenger Side, 49-State Legal - No CA Shipments
$339.57 List Price $706.60 Save $367.03 Availability: In Stock
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  • SKU#: DAV18069
  • Product Fit: Direct Fit
  • Quantity Sold: Assembly
  • Tube Material: Aluminized Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Dimensions: 42.5 in. overall length
  • Includes: Gasket(s)
  • Warranty: 2-year or 25,000-mile Davico limited warranty on catalyst emission properties and 5-year or 50,000-mile limited warranty on tube, shell and welds
see more Fits the following 1999 Infiniti Q45 submodels:
  • 8 Cyl 4.1L | Base, T
Davico Catalytic Converter, Davico Exact Fit, Passenger Side, 49-State Legal - No CA Shipments
$429.81 List Price $507.18 Save $77.37 Availability: In Stock
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  • SKU#: DAV48069
  • Product Fit: Direct Fit
  • Quantity Sold: Assembly
  • Anticipated Ship Out Time: 1-2 Business Days
  • Warranty: 2-year or 25,000-mile Davico limited warranty on catalyst emission properties and 5-year or 50,000-mile limited warranty on tube, shell and welds
Fits the following 1999 Infiniti Q45 submodels:
  • 8 Cyl 4.1L | Base, T

Benchmark 49-State Legal (No CA) OE Replacement Catalytic Converter

Benchmark catalytic converters are considered to be the industry's standard replacement catalytic converter. They are the recognized leading catalytic converters in terms of fitment and durability. These converters feature perfect fit and repeatability and their performance results are continually monitored by Benchmark's internal emissions laboratory to insure quality loadings which eliminate OBDII issues caused by many universal catalysts.

Notes:

  • 49-state legal; Not for sale or use in California; Cannot be shipped to California addresses

Benchmark Catalytic Converter, Driver Side, 49-State Legal - No CA Shipments, Direct Fit
$380.00 List Price $1,140.00 Save $760.00 Availability: In Stock
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  • SKU#: BEN4514D
  • Quantity Sold: Sold Individually
  • Tube Material: Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Warranty: 5-year or 50,000-mile Benchmark limited warranty
Fits the following 1999 Infiniti Q45 submodels:
  • 8 Cyl 4.1L | Base, T
Benchmark Catalytic Converter, Passenger Side, 49-State Legal - No CA Shipments, Direct Fit
$380.00 List Price $1,140.00 Save $760.00 Availability: In Stock
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  • SKU#: BEN4514P
  • Quantity Sold: Sold Individually
  • Tube Material: Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Warranty: 5-year or 50,000-mile Benchmark limited warranty
Fits the following 1999 Infiniti Q45 submodels:
  • 8 Cyl 4.1L | Base, T