HomeExhaust > Catalytic ConverterMagnaFlow 444311 Catalytic Converter - Front Left
Part #: 444311

MagnaFlow 444311 Catalytic Converter - Front Left

Direct-Fit CALIFORNIA OBDII CONVERTERS, Front Left
⚙️ 5 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Direct-Fit CALIFORNIA OBDII CONVERTERS, Front Left
🚗Fitment: INFINITI and Nissan, I35 and Maxima
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of MagnaFlow Direct-Fit Catalytic Converter 444311

The MagnaFlow Direct-Fit CALIFORNIA OBDII CONVERTERS catalytic converter 444311 is designed specifically for Nissan Maxima and Infiniti I35 models. This direct-fit converter ensures a precise replacement with stainless steel construction and bolt-on inlet and outlet connections for straightforward installation.

  • Specific fit for Nissan Maxima and Infiniti I35
  • Stainless steel body and tube material for durability
  • Bolt-on inlet and outlet for direct-fit installation
  • Ceramic substrate for effective emissions control
  • Includes mounting hardware and inlet gasket
  • Overall length of 8.375 inches with 4-inch main piping diameter
  • Oxygen sensor located post converter for accurate monitoring

Product Line: Direct-Fit CALIFORNIA OBDII CONVERTERS

The Direct-Fit CALIFORNIA OBDII CONVERTERS line by MagnaFlow is engineered to meet California emissions standards while providing a direct replacement solution. This product line focuses on specific vehicle fitments, ensuring compliance with OBDII requirements and simplifying installation without the need for modifications.

Detailed Product Description

MagnaFlow part number 444311 is a regular grade catalytic converter constructed with stainless steel for both the body and tubing, offering resistance to corrosion and heat. The ceramic substrate inside efficiently reduces harmful emissions, meeting regulatory standards. The converter features bolt-on inlet and outlet connections, allowing for a direct-fit installation on Nissan Maxima and Infiniti I35 vehicles. The oxygen sensor is positioned post converter to maintain accurate emissions monitoring. This unit comes with mounting hardware and an inlet gasket to facilitate installation, though inlet mounting hardware and clamps are not included.

Common Applications and Issues Addressed

  • Replacement of a faulty or clogged catalytic converter on Nissan Maxima and Infiniti I35
  • Restoring proper emissions control to pass California OBDII inspections
  • Resolving check engine light issues related to catalytic converter efficiency
  • Improving exhaust flow with a direct-fit stainless steel converter
  • Maintaining compliance with state emissions regulations

Installation Notes and Tips

  • Designed for direct bolt-on installation; no welding required
  • Verify oxygen sensor location post converter before installation
  • Use included mounting hardware and inlet gasket for secure fit
  • Inspect exhaust system for leaks after installation
  • Professional installation recommended for best results

Quality Assurance and Warranty

MagnaFlow catalytic converters are manufactured to meet strict quality standards with durable stainless steel construction and reliable ceramic substrates. While specific warranty details for part number 444311 are not provided here, MagnaFlow products typically come with a limited warranty against defects in materials and workmanship. Consult MagnaFlow documentation or authorized dealers for exact warranty terms.

BrandMagnaFlow
Part Number444311
PositionDirect-Fit CALIFORNIA OBDII CONVERTERS, Front Left
Mounting Hardware IncludedYes
Universal Or Specific FitSpecific
Grade TypeRegular
Tube MaterialStainless steel
Inlet TypeBolt-on
Outlet TypeBolt-on
Heat Shield AttachedNo
Body MaterialStainless steel
Substrate MaterialCeramic
Inlet Gasket IncludedYes
Inlet Mounting Hardware IncludedNo
Overall Length8.375
Air Tube Count0
Air Tube AdaptableNo
Clamp IncludedNo
Converter Quantity1
FinishStainless steel
Hangers IncludedNo
Heat Shield MaterialNone
Main Piping Diameter4
Oxygen Sensor LocationPost converter
TypeDirect-fit

This part fits 5 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2004INFINITII353.5LV6Front LeftCertification Level : LEV1 LEV; CARB Executive Order D-193-96; Engine Family Number 4NSXV03.5N7A; Direct-Fit CALIFORNIA OBDII CONVERTERS
2003INFINITII353.5LV6Front LeftCertification Level : LEV1 LEV; CARB Executive Order D-193-96; Engine Family Number 3NSXV03.5C7A; Direct-Fit CALIFORNIA OBDII CONVERTERS
2003NissanMaxima3.5LV6Front LeftCertification Level : LEV1 LEV; CARB Executive Order D-193-96; Engine Family Number 3NSXV03.5C7A; Direct-Fit CALIFORNIA OBDII CONVERTERS
2002INFINITII353.5LV6Front LeftCertification Level : LEV1 LEV; CARB Executive Order D-193-96; Engine Family Number 2NSXV03.5C6A; Direct-Fit CALIFORNIA OBDII CONVERTERS
2002NissanMaxima3.5LV6Front LeftCertification Level : LEV1 LEV; CARB Executive Order D-193-96; Engine Family Number 2NSXV03.5C6A; Direct-Fit CALIFORNIA OBDII CONVERTERS

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

B08A1-5Y700B08A15Y700

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.