Two catalytic converters, one on each bank of the engine.
Across the 2006 Charger lineup, whether equipped with the 3.5-liter V6 or the 5.7-liter Hemi V8, the exhaust-emissions setup typically uses a two-catalytic-converter layout. Each bank of the V contributes a catalyst, positioned near the exhaust manifolds before joining the rest of the exhaust system.
Exhaust layout and engine options
3.5L V6 models
For most Chargers with the 3.5-liter V6, the standard emission system employs two catalytic converters—one on each bank of the engine. The arrangement is designed to efficiently reduce pollutants before the exhaust continues through the rest of the exhaust path.
5.7L Hemi V8 models
In Charger versions powered by the 5.7-liter Hemi V8, the typical setup also relies on two catalytic converters—again, one on each bank. This configuration helps meet emissions requirements while maintaining the vehicle’s performance characteristics.
Maintenance and diagnostic considerations
When diagnosing exhaust or emissions issues, count on two catalytic converters as the standard baseline for a 2006 Charger. Symptoms of a failing cat can include reduced engine power, poor acceleration, a visible exhaust leak near the cat area, a rise in backpressure, a check engine light with related codes, or a distinctive rotten-egg smell. Replacements or repairs should use components that meet the vehicle’s emission specifications, and duties like inspection and certification may vary by region.
Summary
In short, a 2006 Dodge Charger usually has two catalytic converters—one per bank of the engine—across its common V6 and V8 configurations. For exact specifications on a particular vehicle, verify the VIN, consult the owner’s manual, or inspect the exhaust system directly.