Bosal 079-3171 Catalytic Converter - Left

Federal/EPA Direct-Fit Catalytic Converter

Bosal BRExhaust Federal Direct-Fit Premium Load OBDII Catalytic Converter 079-3171 is built for 2011-2012 Dodge Durango and 2011-2012 Jeep Grand Cherokee left-side applications. It combines stainless steel construction with a ceramic substrate to support emissions control and reliable OBDII operation.

This direct-fit catalytic converter is engineered for bolt-on replacement, with no cutting, welding, or fabrication required. The Federal/EPA compliant design is intended for vehicles in states that follow Federal OBDII EPA standards, making it a practical replacement for a failing left catalytic converter on the Dodge Durango or Jeep Grand Cherokee.

• Direct-fit replacement for easier installation
• Stainless steel body and finish for corrosion resistance
• Ceramic substrate material
• Federal/EPA compliant design for OBDII emissions systems
• Inlet attachment: bolt-on
• Outlet attachment: clamp-on
• Oxygen sensor locations: pre-converter and midbed
• 2.5 in. main piping diameter
• Overall length: 39 in.

BRExhaust Premium Load Series Details

The BRExhaust Premium Load line focuses on direct-fit exhaust replacement parts engineered around OE-style installation and emissions performance. Part number 079-3171 follows that approach with a stainless steel construction and a configuration matched to the vehicle’s left-side exhaust layout. For buyers searching for a 2011-2012 Dodge Durango left catalytic converter or a 2011-2012 Jeep Grand Cherokee left catalytic converter, this unit provides a direct replacement path.

Common Problems This Part Addresses

• Check engine light triggered by catalytic converter efficiency faults
• Failed emissions inspection related to converter performance
• Restricted exhaust flow from a deteriorated converter
• Corrosion damage in the original exhaust assembly
• Need for a direct-fit replacement on the left side

Installation Notes

Compatible With 2011-2012 Dodge Durango, left, and 2011-2012 Jeep Grand Cherokee, left. Verify oxygen sensor placement, pipe diameter, and mounting style before installation. This direct-fit design uses bolt-on inlet and clamp-on outlet connections, which helps simplify replacement compared with universal converters. Part number 079-3171 should be matched to the vehicle’s emissions configuration before purchase.

Quality Assurance

Bosal manufactures this BRExhaust catalytic converter with stainless steel construction and a ceramic substrate to support long service life and consistent emissions control. The Federal/EPA compliant design is built for OBDII-equipped vehicles that require a direct-fit catalytic converter replacement.