Catalytic Converter for Dodge Ram 1500 (2006-2007) 3.7L 4.7L Left & Right

Direct-Fit Y-Pipe Catalytic Converter for 2006-2007 Dodge Ram 1500 (DR)

What it Does: The direct-fit catalytic converter assembly replaces degraded factory emissions plumbing on the 2006-2007 Dodge Ram 1500 to clear diagnostic trouble codes, restore exhaust scavenging, and maintain legal tailpipe emissions levels.

The Stock Dodge Ram 1500 Catalyst Degradation & Exhaust Backpressure

On aging third-generation DR platform trucks, the factory catalytic converter assembly is prone to structural washcoat erosion, thermal sintering, and internal ceramic core fracture. Prolonged thermal cycles and unburned hydrocarbons degrade the substrate, causing catalyst breakdown and chronic P0420/P0430 DTCs. Simultaneously, factory Y-pipe merge junctions suffer from internal carbon buildup and thermal stress cracking along OEM seam welds, choking exhaust flow and sapping low-end torque on Chrysler PowerTech powerplants.

The Engineering Solution

Engineered as a bolt-on replacement, this unit features a robust 409 stainless steel outer casing mated to high-efficiency ceramic honeycomb monolith substrates washcoated with precious-metal catalyst loadings. Mandrel-bent Y-pipe runners optimize downstream velocity while reducing parasitic backpressure. Factory-located oxygen sensor bungs and heavy-duty, robotic TIG-welded flanges interface directly with OEM exhaust manifolds and intermediate pipes, eliminating the need for cutting or custom fabrication while withstanding the severe vibration of heavy hauling.

Technical Specifications

Compatibility

• 2006-2007 Dodge Ram 1500 3.7L V6 (PowerTech)
• 2006-2007 Dodge Ram 1500 4.7L V8 (PowerTech)
• Left and Right assembly; excludes 5.7L HEMI V8 models

Frequently Asked Questions

Does this fit the DR Ram 1500?

Yes, this is a direct fit for the 2006-2007 Dodge Ram 1500 equipped with the 3.7L V6 (EKG) or 4.7L V8 (EVA) engine.

Is this unit legal for road use in California or CARB-compliant states?

No, this assembly is EPA 46-state legal and cannot be sold, shipped, or installed on vehicles registered in California, Colorado, New York, or Maine.

The Dodge Truck Durability Standard

Built to handle continuous high-duty-cycle operating temperatures under heavy towing and payload stress, this converter assembly restores critical low-end scavenging and structural durability on your Ram truck.