HomeExhaust > Catalytic ConverterAP Exhaust 911015 Catalytic Converter - Front Left or Left
Part #: 911015

AP Exhaust 911015 Catalytic Converter - Front Left or Left

4NSXT03.5M7A, Left and Front Left
⚙️ 18 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦4NSXT03.5M7A, Left and Front Left
🚗Fitment: INFINITI and Nissan, Pathfinder and QX4
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Overview of AP Exhaust Catalytic Converter 911015

The AP Exhaust catalytic converter part number 911015 is designed specifically for INFINITI and Nissan vehicles, including the Pathfinder and QX4 models. This direct-fit, carb compliant converter ensures proper emission control while maintaining vehicle performance.

  • Constructed with durable stainless steel body material
  • Features a ceramic substrate for efficient catalytic conversion
  • Includes one inlet and one outlet gasket for secure sealing
  • Inlet type: 6 bolt welded flange; outlet type: 3 bolt welded flange
  • Overall length of 9.75 inches for precise fitment
  • Complies with Executive Order D-280-101 for emissions standards
  • Designed without O2 sensor ports for specific vehicle applications

About the TNS3.328G2EK Product Line

The TNS3.328G2EK product line by AP Exhaust focuses on carb compliant direct-fit catalytic converters tailored for select Nissan and INFINITI models. This line emphasizes exact fitment and emission compliance, providing a reliable replacement option that meets regulatory requirements without the need for additional modifications.

Detailed Product Description

This AP Exhaust catalytic converter 911015 is engineered with a stainless steel body to resist corrosion and withstand high temperatures. The ceramic substrate inside facilitates effective conversion of harmful exhaust gases into less harmful emissions. The converter’s inlet and outlet flanges are welded with 6 bolt and 3 bolt configurations respectively, ensuring a secure and leak-free connection to the exhaust system. With an overall length of 9.75 inches, it is designed to fit directly into the exhaust system of Nissan Pathfinder and INFINITI QX4 models without requiring additional hardware or modifications.

Common Applications and Problem Solving

  • Replacement for clogged or damaged catalytic converters in Nissan Pathfinder and INFINITI QX4
  • Restores proper emission control to pass state and federal inspections
  • Eliminates exhaust leaks caused by worn or broken converter flanges
  • Helps reduce engine performance issues related to faulty catalytic converters
  • Supports compliance with Executive Order D-280-101 emission standards

Installation Notes and Tips

This catalytic converter is a direct-fit replacement designed for easy installation on compatible Nissan and INFINITI models. It includes one inlet and one outlet gasket to ensure proper sealing. Note that no installation hardware is included, so existing bolts and fasteners should be reused or replaced as needed. Proper torque specifications should be followed to avoid exhaust leaks. Since this converter does not have O2 sensor ports, ensure compatibility with your vehicle’s sensor configuration before installation.

Quality Assurance and Warranty

Manufactured by Airtek, Inc., this catalytic converter meets Executive Order D-280-101, ensuring compliance with emissions regulations. The stainless steel construction and ceramic substrate provide durability and long service life. Warranty details should be confirmed with the manufacturer or distributor, as they may vary by region and application.

BrandAP Exhaust
Part Number911015
Position4NSXT03.5M7A, Left and Front Left
Body MaterialStainless steel
Executive OrderD-280-101
Inlet Gasket Qty1
Inlet HardwareNone
Inlet Type A6 bolt welded flange
Issued CompanyAirtek, inc.
O2 Sensor PortsNone
Outlet Gasket Qty1
Outlet HardwareNone
Outlet Type A3 bolt welded flange
Overall Length (IN)9.75
Substrate MaterialCeramic
TypeCarb compliant direct-fit

This part fits 18 vehicles. Search below:

YearMakeModelDrive TypeLitersCylindersPositionNotes
2004NissanPathfinder3.5LV6Front LeftDirect Fit - California; 4NSXT03.5M7A; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 4NSXT03.5M7A; 4NSXT03.5M7A
2003INFINITIQX43.5LV6Front LeftDirect Fit - California; 3NSXT03.5C7A; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 3NSXT03.5C7A; 3NSXT03.5C7A
2003NissanPathfinder3.5LV6Front LeftDirect Fit - California; 3NSXT03.5C7A; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 3NSXT03.5C7A; 3NSXT03.5C7A
2002INFINITIQX43.5LV6Front LeftDirect Fit - California; 2NSXT03.5C7A; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 2NSXT03.5C7A; 2NSXT03.5C7A
2002NissanPathfinder3.5LV6Front LeftDirect Fit - California; 2NSXT03.5C7A; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 2NSXT03.5C7A; 2NSXT03.5C7A
2001INFINITIQX43.5LV6Front LeftDirect Fit - California; 1NSXT03.5C7A; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 1NSXT03.5C7A; 1NSXT03.5C7A
2001INFINITIQX43.5LV6Front LeftDirect Fit - California; 1NSXT03.5C9A; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 1NSXT03.5C9A; 1NSXT03.5C9A
2001NissanPathfinder3.5LV6Front LeftDirect Fit - California; 1NSXT03.5C7A; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 1NSXT03.5C7A; 1NSXT03.5C7A
2001NissanPathfinder3.5LV6Front LeftDirect Fit - California; 1NSXT03.5C9A; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 1NSXT03.5C9A; 1NSXT03.5C9A
2000INFINITIQX43.3LV6Front LeftDirect Fit - California; YNSXT03.325A; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; YNSXT03.325A; YNSXT03.325A
2000NissanPathfinder3.3LV6Front LeftDirect Fit - California; YNSXT03.325A; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; YNSXT03.325A; YNSXT03.325A
1999INFINITIQX43.3LV6Front LeftDirect Fit - California; XNSXT03.335B; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; XNSXT03.335B; XNSXT03.335B
1999NissanPathfinder3.3LV6Front LeftDirect Fit - California; XNSXT03.335B; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; XNSXT03.335B; XNSXT03.335B
1998INFINITIQX44WD3.3LV6Front LeftDirect Fit - California; WNSXT03.335A; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; WNSXT03.335A; WNSXT03.335A
1998NissanPathfinder3.3LV6Front LeftDirect Fit - California; WNSXT03.335A; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; WNSXT03.335A; WNSXT03.335A
1997INFINITIQX43.3LV6LeftDirect Fit - California; VNS3.328GKEK; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; VNS3.328GKEK; VNS3.328GKEK
1997NissanPathfinder3.3LV6LeftDirect Fit - California; VNS3.328G2EK; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; VNS3.328G2EK; VNS3.328G2EK
1996NissanPathfinder3.3LV6LeftDirect Fit - California; TNS3.328G2EK; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; TNS3.328G2EK; TNS3.328G2EK

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