Catalytic Converter for Hyundai Tucson (2005-2009) 2.7L

Direct-Fit Rear Catalytic Converter for 2005-2009 Hyundai Tucson

What it Does: Replaces the deteriorated rear emissions unit to restore proper exhaust velocity, clear catalyst efficiency codes, and maintain closed-loop fuel management.

The Stock Tucson Flow Restriction and Thermal Degradation

Over extended duty cycles, the factory ceramic substrate on the JM chassis experiences thermal sintering and carbon washcoat contamination. Unburnt hydrocarbons from high-mileage Delta V6 valve train wear lead to accelerated core fouling, elevated exhaust backpressure, and recurring P0420 diagnostic trouble codes. Furthermore, factory mild steel exhaust flanges suffer from galvanic corrosion and road-brine oxidation, resulting in post-manifold exhaust leaks and unmetered oxygen sensor skew.

The Engineering Solution

Constructed with a heavy-gauge 409 stainless steel outer casing, this direct-fit rear converter resists external rust-through and structural fatigue. Internally, a dense ceramic monolith substrate features a balanced washcoat of noble catalysts (platinum, palladium, and rhodium) to efficiently oxidize carbon monoxide and unburnt hydrocarbons into benign emissions without restricting mass exhaust flow. Laser-cut, direct-bolt flanges match stock hangers precisely, eliminating cutting and custom fabrication.

Technical Specifications

Compatibility

• 2005 Hyundai Tucson 2.7L V6 (All Trims)
• 2006 Hyundai Tucson 2.7L V6 (All Trims)
• 2007 Hyundai Tucson 2.7L V6 (All Trims)
• 2008 Hyundai Tucson 2.7L V6 (All Trims)
• 2009 Hyundai Tucson 2.7L V6 (All Trims)

The Hyundai Commuter Standard

Engineered to maintain strict OBD-II compliance, this replacement catalytic assembly preserves factory backpressure curves, ensuring your JM crossover passes emissions testing without triggering downstream check-engine warnings.