HomeExhaust > Catalytic ConverterAP Exhaust 912083 Catalytic Converter
Part #: 912083

AP Exhaust 912083 Catalytic Converter

6GMXT04.3181
⚙️ 55 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦6GMXT04.3181
🚗Fitment: Chevrolet and GMC, Sierra 1500, Sierra 2500, Silverado 1500, Silverado 2500, Suburban 1500, Tahoe, Yukon, and Yukon XL 1500
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Overview of AP Exhaust Catalytic Converter 912083

The AP Exhaust catalytic converter part number 912083 is designed for direct-fit replacement on select Chevrolet and GMC trucks and SUVs. Engineered with a stainless steel body and ceramic substrate, this carb-compliant converter supports emissions control while maintaining vehicle performance.

  • Constructed from durable stainless steel body material
  • Carb compliant direct-fit catalytic converter
  • Equipped with four O2 sensor ports for precise emissions monitoring
  • Overall length of 50.50 inches for exact fitment
  • Includes inlet and outlet gaskets for sealing
  • Inlet types: 3 bolt loose flange with spherical flare and 3 bolt welded flange
  • Outlet type: 2 bolt welded flange
  • Meets Executive Order D-280-101 standards
  • Compatible with Chevrolet and GMC full-size trucks and SUVs

About the XGMXA04.8184 Product Line

The AP Exhaust XGMXA04.8184 product line focuses on catalytic converters that provide direct-fit replacements meeting strict emissions regulations. This line emphasizes quality materials such as stainless steel construction and ceramic substrates to ensure durability and compliance. The 912083 catalytic converter is part of this line, offering a reliable solution for emissions control on Chevrolet and GMC vehicles.

Detailed Product Description

This catalytic converter features a stainless steel body designed to resist corrosion and withstand high temperatures. The ceramic substrate inside facilitates efficient conversion of harmful exhaust gases. With four O2 sensor ports, it supports accurate oxygen sensor readings critical for engine management systems. The inlet and outlet flange designs ensure a secure fit on compatible vehicles, including Chevrolet Silverado 1500 and 2500, GMC Sierra 1500 and 2500, Suburban 1500, Tahoe, Yukon, and Yukon XL 1500 models. The part number 912083 corresponds to a carb-compliant direct-fit converter that meets Executive Order D-280-101, ensuring regulatory compliance.

Common Applications and Issues Addressed

  • Replacement for damaged or clogged catalytic converters
  • Restores proper emissions control to pass state inspections
  • Resolves check engine light issues related to catalytic converter failure
  • Improves exhaust flow and reduces harmful emissions
  • Maintains engine performance and fuel efficiency

Installation Notes and Tips

This catalytic converter is designed as a direct-fit replacement, matching OEM specifications for a straightforward installation. It includes one inlet gasket and one outlet gasket but does not include installation hardware. The inlet flange options include a 3 bolt loose flange with spherical flare and a 3 bolt welded flange, while the outlet uses a 2 bolt welded flange. Ensure compatibility with your specific Chevrolet or GMC model before installation. Professional installation is recommended to verify proper sealing and sensor connections.

Quality Assurance and Compliance

The AP Exhaust catalytic converter 912083 complies with Executive Order D-280-101, confirming it meets emissions standards for the specified vehicle applications. Constructed with high-quality stainless steel and ceramic substrate materials, this part is built for durability and long-term performance. While no specific warranty information is provided, AP Exhaust products typically adhere to industry quality standards.

BrandAP Exhaust
Part Number912083
Position6GMXT04.3181
Body MaterialStainless steel
Executive OrderD-280-101
Inlet Gasket1
Inlet HardwareNone
Inlet Type A3 bolt loose flange w/spherical flare
Inlet Type B3 bolt welded flange
Issued CompanyAirtek, inc.
O2 Sensor Ports4
Outlet Gasket1
Outlet HardwareNone
Outlet Type A2 bolt welded flange
Overall Length (IN)50.50
Substrate MaterialCeramic
TypeCarb compliant direct-fit

This part fits 55 vehicles. Search below:

YearMakeModelDrive TypeLitersCylindersPositionNotes
2006ChevroletSilverado 15004.3LV6N/ADirect Fit - California; 6GMXT04.3181; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 6GMXT04.3181; 6GMXT04.3181
2006GMCSierra 15004.3LV6N/ADirect Fit - California; 6GMXT04.3181; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 6GMXT04.3181; 6GMXT04.3181
2005ChevroletSilverado 15004.3LV6N/ADirect Fit - California; 5GMXT04.3184; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 5GMXT04.3184; 5GMXT04.3184
2005ChevroletSilverado 15004.8LV8N/ADirect Fit - California; 5GMXT05.3170; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 5GMXT05.3170; 5GMXT05.3170
2005ChevroletSilverado 15005.3LV8N/ADirect Fit - California; 5GMXT05.3177; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 5GMXT05.3177; 5GMXT05.3177
2005ChevroletTahoe5.3LV8N/ADirect Fit - California; 5GMXT05.3177; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 5GMXT05.3177; 5GMXT05.3177
2005GMCSierra 15004.3LV6N/ADirect Fit - California; 5GMXT04.3184; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 5GMXT04.3184; 5GMXT04.3184
2005GMCSierra 15004.8LV8N/ADirect Fit - California; 5GMXT05.3170; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 5GMXT05.3170; 5GMXT05.3170
2005GMCSierra 15005.3LV8N/ADirect Fit - California; 5GMXT05.3177; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 5GMXT05.3177; 5GMXT05.3177
2004ChevroletSilverado 15004.3LV6N/ADirect Fit - California; 4GMXT04.3184; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 4GMXT04.3184; 4GMXT04.3184
2004ChevroletSilverado 15004.8LV8N/ADirect Fit - California; 4GMXT05.3170; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 4GMXT05.3170; 4GMXT05.3170
2004GMCSierra 15004.3LV6N/ADirect Fit - California; 4GMXT04.3184; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 4GMXT04.3184; 4GMXT04.3184
2004GMCSierra 15004.8LV8N/ADirect Fit - California; 4GMXT05.3170; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 4GMXT05.3170; 4GMXT05.3170
2003ChevroletSilverado 15004.3LV6N/ADirect Fit - California; 3GMXT04.3184; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 3GMXT04.3184; 3GMXT04.3184
2003ChevroletSilverado 15004.8LV8N/ADirect Fit - California; 3GMXT05.3184; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 3GMXT05.3184; 3GMXT05.3184
2003ChevroletSilverado 15004.8LV8N/ADirect Fit - California; 3GMXT05.3183; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 3GMXT05.3183; 3GMXT05.3183
2003ChevroletTahoe4.8LV8N/ADirect Fit - California; 3GMXT05.3184; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 3GMXT05.3184; 3GMXT05.3184
2003GMCSierra 15004.3LV6N/ADirect Fit - California; 3GMXT04.3184; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 3GMXT04.3184; 3GMXT04.3184
2003GMCSierra 15004.8LV8N/ADirect Fit - California; 3GMXT05.3183; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 3GMXT05.3183; 3GMXT05.3183
2003GMCYukon4.8LV8N/ADirect Fit - California; 3GMXT05.3184; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 3GMXT05.3184; 3GMXT05.3184
2001ChevroletSilverado 15004.3LV6N/ADirect Fit - California; 1GMXA04.3190; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 1GMXA04.3190; 1GMXA04.3190
2001ChevroletSilverado 15004.8LV8N/ADirect Fit - California; 1GMXA05.3183; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 1GMXA05.3183; 1GMXA05.3183
2001ChevroletSilverado 15004.8LV8N/ADirect Fit - California; 1GMXA05.3184; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 1GMXA05.3184; 1GMXA05.3184
2001ChevroletSilverado 15005.3LV8N/ADirect Fit - California; 1GMXA05.3184; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 1GMXA05.3184; 1GMXA05.3184
2001ChevroletSilverado 15005.3LV8N/ADirect Fit - California; 1GMXA05.3183; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 1GMXA05.3183; 1GMXA05.3183
2001ChevroletTahoe4.8LV8N/ADirect Fit - California; 1GMXA05.3184; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 1GMXA05.3184; 1GMXA05.3184
2001ChevroletTahoe5.3LV8N/ADirect Fit - California; 1GMXA05.3184; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 1GMXA05.3184; 1GMXA05.3184
2001GMCSierra 15004.3LV6N/ADirect Fit - California; 1GMXA04.3190; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 1GMXA04.3190; 1GMXA04.3190
2001GMCSierra 15004.8LV8N/ADirect Fit - California; 1GMXA05.3184; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 1GMXA05.3184; 1GMXA05.3184
2001GMCSierra 15004.8LV8N/ADirect Fit - California; 1GMXA05.3183; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 1GMXA05.3183; 1GMXA05.3183
2001GMCSierra 15005.3LV8N/ADirect Fit - California; 1GMXA05.3183; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 1GMXA05.3183; 1GMXA05.3183
2001GMCSierra 15005.3LV8N/ADirect Fit - California; 1GMXA05.3184; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 1GMXA05.3184; 1GMXA05.3184
2001GMCYukon4.8LV8N/ADirect Fit - California; 1GMXA05.3184; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 1GMXA05.3184; 1GMXA05.3184
2001GMCYukon5.3LV8N/ADirect Fit - California; 1GMXA05.3184; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; 1GMXA05.3184; 1GMXA05.3184
2000ChevroletSilverado 15004.3LV6N/ADirect Fit - California; YGMXT04.3184; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; YGMXT04.3184; YGMXT04.3184
2000ChevroletSilverado 15004.3LV6N/ADirect Fit - California; YGMXA04.3190; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; YGMXA04.3190; YGMXA04.3190
2000ChevroletSilverado 15004.8LV8N/ADirect Fit - California; YGMXA05.3183; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; YGMXA05.3183; YGMXA05.3183
2000ChevroletSilverado 15004.8LV8N/ADirect Fit - California; YGMXT05.3181; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; YGMXT05.3181; YGMXT05.3181
2000ChevroletSilverado 15005.3LV8N/ADirect Fit - California; YGMXT05.3181; With Flat Spot; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; YGMXT05.3181; YGMXT05.3181
2000ChevroletSilverado 15005.3LV8N/ADirect Fit - California; YGMXA05.3183; With Flat Spot; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; YGMXA05.3183; YGMXA05.3183
2000ChevroletSilverado 2500RWD5.3LV8N/ADirect Fit - California; YGMXA05.3183; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; YGMXA05.3183; YGMXA05.3183
2000ChevroletSilverado 2500RWD5.3LV8N/ADirect Fit - California; YGMXT05.3181; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; YGMXT05.3181; YGMXT05.3181
2000ChevroletSuburban 15005.3LV8N/ADirect Fit - California; YGMXA05.3184; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; YGMXA05.3184; YGMXA05.3184
2000ChevroletTahoe5.3LV8N/ADirect Fit - California; YGMXA05.3184; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; YGMXA05.3184; YGMXA05.3184
2000GMCSierra 15004.3LV6N/ADirect Fit - California; YGMXA04.3190; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; YGMXA04.3190; YGMXA04.3190
2000GMCSierra 15004.3LV6N/ADirect Fit - California; YGMXT04.3184; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; YGMXT04.3184; YGMXT04.3184
2000GMCSierra 15004.8LV8N/ADirect Fit - California; YGMXT05.3181; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; YGMXT05.3181; YGMXT05.3181
2000GMCSierra 15004.8LV8N/ADirect Fit - California; YGMXA05.3183; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; YGMXA05.3183; YGMXA05.3183
2000GMCSierra 15005.3LV8N/ADirect Fit - California; YGMXA05.3183; With Flat Spot; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; YGMXA05.3183; YGMXA05.3183
2000GMCSierra 15005.3LV8N/ADirect Fit - California; YGMXT05.3181; With Flat Spot; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; YGMXT05.3181; YGMXT05.3181
2000GMCSierra 2500RWD5.3LV8N/ADirect Fit - California; YGMXA05.3183; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; YGMXA05.3183; YGMXA05.3183
2000GMCSierra 25005.3LV8N/ADirect Fit - California; YGMXT05.3181; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; YGMXT05.3181; YGMXT05.3181
2000GMCYukon XL 15005.3LV8N/ADirect Fit - California; YGMXA05.3184; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; YGMXA05.3184; YGMXA05.3184
1999ChevroletSilverado 15004.8LV8N/ADirect Fit - California; XGMXA04.8184; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; XGMXA04.8184; XGMXA04.8184
1999ChevroletSilverado 25005.3LV8N/ADirect Fit - California; XGMXA05.3185; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-280-101; XGMXA05.3185; XGMXA05.3185

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