Catalytic Converter for Dodge Grand Caravan (2011-2016) 3.6L Left

Direct-Fit Left-Side Catalytic Converter for 2011-2016 Dodge Grand Caravan (RT)

What it Does: The catalytic converter replaces the depleted or damaged driver-side exhaust catalyst on the 2011-2016 Grand Caravan to eliminate catalyst efficiency codes and restore factory emissions control.

The Stock Dodge Grand Caravan RT Catalyst Degradation

Over extended duty cycles, factory catalytic converters on the Dodge RT chassis suffer from thermal fatigue, substrate washcoat sintering, and matrix fouling. In the 3.6L Pentastar V6, extended exposure to unburned hydrocarbons and oil vapor gradually contaminates the precious metal washcoat (platinum, palladium, rhodium). This catalytic washcoat depletion severely compromises the unit's oxygen storage capacity, triggering persistent P0420 or P0430 diagnostic trouble codes, generating rotten-egg sulfur odors, and elevating exhaust backpressure that restricts engine volumetric efficiency.

The Engineering Solution

Engineered to resolve catalyst degradation on the 3.6L Pentastar, this left-hand replacement converter features a robust 409 stainless steel outer casing designed to resist corrosion and thermal shock. Internally, a durable ceramic monolith substrate features an optimized flow-cell density that maintains critical exhaust gas dwell time for efficient hydrocarbon oxidation without restricting cylinder evacuation. Direct-location pre- and post-catalyst oxygen sensor bungs provide unskewed voltage feedback directly to the powertrain control module (PCM), preventing check engine lights and restoring factory closed-loop stoichiometry. This replacement unit directly cross-references OEM part number 42113.

What's Included

• 1 x Left-Hand (Driver Side) Catalytic Converter

Technical Specifications

Compatibility

• 2011-2016 Dodge Grand Caravan 3.6L V6 (Left-Hand / Driver Side)

Frequently Asked Questions & Fitment Warnings

Does this fit the RT Grand Caravan?

Yes, this is a direct fit for the 2011-2016 Dodge Grand Caravan equipped with the 3.6L Pentastar V6 engine. 48-state legal; not available for sale or shipment to California, Colorado, New York, or Maine.

Do I need to weld this catalytic converter during installation?

Yes, this converter features a weld-on connection type and requires cutting and professional MIG or TIG welding into the factory exhaust pipe runner.

The Dodge RT Platform Standard

Engineered for high-mileage dependability, this converter maintains strict flow geometry to support daily fleet utility, keeping your exhaust system sealed, efficient, and emissions compliant.