HomeExhaust > Catalytic ConverterMagnaFlow 5451446 Catalytic Converter - Rear
Part #: 5451446

MagnaFlow 5451446 Catalytic Converter - Rear

Direct-Fit CALIFORNIA OBDII CONVERTERS, Rear
⚙️ 7 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Direct-Fit CALIFORNIA OBDII CONVERTERS, Rear
🚗Fitment: Buick, GMC, and Saturn, Acadia, Enclave, and Outlook
🔄Easy Returns — Return within 60 days for a full refund
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Overview of MagnaFlow Direct-Fit Catalytic Converter 5451446

The MagnaFlow Direct-Fit CALIFORNIA OBDII CONVERTERS catalytic converter 5451446 is engineered specifically for select Buick, GMC, and Saturn models. Designed to meet California emissions standards, this converter offers a direct-fit solution for the Buick Enclave, GMC Acadia, and Saturn Outlook, ensuring compatibility and reliable performance.

  • Specific fit for Buick Enclave, GMC Acadia, and Saturn Outlook
  • Constructed with durable stainless steel body and tube material
  • Ceramic substrate for effective catalytic conversion
  • Bolt-on inlet and outlet for straightforward installation
  • Includes mounting hardware and gasket for secure fitment
  • Overall length of 12.5 inches with 2-inch main piping diameter
  • Direct-fit design compatible with California OBDII emissions systems

Product Line: Direct-Fit CALIFORNIA OBDII CONVERTERS

The Direct-Fit CALIFORNIA OBDII CONVERTERS line by MagnaFlow is tailored to meet stringent California emissions requirements while providing a direct replacement for factory catalytic converters. This product line focuses on precise fitment and compliance, making it suitable for vehicles requiring OBDII-compliant converters without modifications. Part number 5451446 is part of this line, ensuring it meets regulatory standards for the specified Buick, GMC, and Saturn models.

Detailed Product Description

This MagnaFlow catalytic converter features a stainless steel body and tube construction, providing corrosion resistance and durability under high-temperature conditions. The ceramic substrate efficiently facilitates the conversion of harmful exhaust gases into less harmful emissions. With a bolt-on inlet and outlet design, the converter allows for a straightforward installation process without the need for cutting or welding. The 12.5-inch overall length and 2-inch main piping diameter are designed to match factory specifications for a seamless fit.

Common Applications and Issues Addressed

  • Replacement for failing or clogged catalytic converters on Buick Enclave, GMC Acadia, and Saturn Outlook
  • Restores proper emissions control to meet California OBDII standards
  • Resolves check engine light issues related to catalytic converter efficiency
  • Improves exhaust flow and reduces harmful emissions
  • Ensures compliance with state emissions inspections

Installation Notes and Tips

The MagnaFlow 5451446 catalytic converter is designed for direct bolt-on installation, matching factory inlet and outlet connections. It includes mounting hardware and a gasket to facilitate a secure and leak-free fit. No additional clamps or hangers are included, so verify existing hardware compatibility before installation. Professional installation is recommended to ensure proper torque specifications and to avoid exhaust leaks.

Quality Assurance and Warranty

MagnaFlow catalytic converters are manufactured to meet or exceed OEM standards for durability and emissions performance. This part is constructed with high-grade stainless steel and a ceramic substrate to ensure long service life. While specific warranty details are not provided here, MagnaFlow typically offers limited warranties on their catalytic converters covering defects in materials and workmanship.

BrandMagnaFlow
Part Number5451446
PositionDirect-Fit CALIFORNIA OBDII CONVERTERS, Rear
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
Overall Length12.5
Air Tube Count0
Sensor Port Count0
Air Tube AdaptableNo
Clamp IncludedNo
Converter Quantity1
FinishStainless steel
Gasket IncludedYes
Hangers IncludedNo
Heat Shield MaterialNone
Main Piping Diameter2
Oxygen Sensor LocationNone
TypeDirect-fit

This part fits 7 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
2008BuickEnclave3.6LV6RearCertification Level : LEV2 LEV; CARB Executive Order D-193-143; Engine Family Number 8GMXT03.6151; Direct-Fit CALIFORNIA OBDII CONVERTERS
2008GMCAcadia3.6LV6RearCertification Level : LEV2 LEV; CARB Executive Order D-193-143; Engine Family Number 8GMXT03.6151; Direct-Fit CALIFORNIA OBDII CONVERTERS
2008SaturnOutlookXE3.6LV6RearCertification Level : LEV2 LEV; CARB Executive Order D-193-143; Engine Family Number 8GMXT03.6151; Direct-Fit CALIFORNIA OBDII CONVERTERS
2008SaturnOutlookXR3.6LV6RearCertification Level : LEV2 LEV; CARB Executive Order D-193-143; Engine Family Number 8GMXT03.6151; Direct-Fit CALIFORNIA OBDII CONVERTERS
2007GMCAcadia3.6LV6RearCertification Level : LEV2 LEV; CARB Executive Order D-193-143; Engine Family Number 7GMXT03.6151; Direct-Fit CALIFORNIA OBDII CONVERTERS
2007SaturnOutlook3.6LV6RearCertification Level : LEV2 LEV; Dual Exhaust; CARB Executive Order D-193-143; Engine Family Number 7GMXT03.6151; Direct-Fit CALIFORNIA OBDII CONVERTERS
2007SaturnOutlook3.6LV6RearCertification Level : LEV2 LEV; Single Exhaust; CARB Executive Order D-193-143; Engine Family Number 7GMXT03.6151; Direct-Fit CALIFORNIA OBDII CONVERTERS

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