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Catalytic Converter for Ford Mustang (2005-2010) 4.0L Rear



Prix normal $207.95
Prix promotionnel $207.95 Prix normal
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Direct-Fit Rear Catalytic Converter for 2005-2010 Ford Mustang (S197)

What it Does: The rear catalytic converter assembly replaces degraded or clogged downstream catalyst units on the 2005-2010 Mustang to restore exhaust velocity, eliminate catalyst efficiency trouble codes, and ensure legal tailpipe emissions.

The Stock Ford Mustang Catalyst Substrate Deterioration

Factory catalytic converters on the S197 platform face severe thermal cycling and carbon contamination over extended mileage. On the 4.0L Cologne V6, continuous heat soak degrades the internal washcoat, causing precious metal sintering and internal ceramic matrix breakdown. As the stock substrate breaks or melts, it generates excessive exhaust backpressure, restricts scavenging dynamics, chokes top-end horsepower, and triggers downstream P0420/P0430 diagnostic trouble codes across the PCM.

The Engineering Solution

This direct-replacement rear assembly resolves exhaust restriction using a durable aluminized steel outer casing that provides robust corrosion resistance and high structural rigidity against road debris. Inside, an advanced ceramic honeycomb monolith coated with active catalytic washcoat materials maximizes surface area contact to effectively oxidize hydrocarbons and carbon monoxide without choking laminar exhaust gas velocity. The assembly features precision OE-spec mounting flanges and integrated O2 sensor bungs, eliminating the need for cutting or custom fabrication while directly bolting up to stock hanger locations.

Technical Specifications

Fitment 2005-2010 Ford Mustang
Engine / Chassis 4.0L Cologne V6 / S197
Stock Output 210 hp / 240 lb-ft
Replaces OEM Part # 30542, 19327, 20697, 4321

Compatibility

  • 2005 Ford Mustang Base 4.0L V6 - Rear
  • 2006 Ford Mustang Base 4.0L V6 - Rear
  • 2007 Ford Mustang Base 4.0L V6 - Rear
  • 2008 Ford Mustang Base 4.0L V6 - Rear
  • 2009 Ford Mustang Base 4.0L V6 - Rear
  • 2010 Ford Mustang Base 4.0L V6 - Rear

Frequently Asked Questions

Does this fit the S197 Mustang?

Yes, this is a direct fit for the 2005-2010 Ford Mustang equipped with the 4.0L Cologne V6 engine in the rear position.

Will this unit clear downstream catalyst efficiency DTCs like P0420 and P0430?

Yes, providing upstream air-fuel ratios and sensors are operating normally, this unit restores proper catalytic conversion rates to extinguish emissions check engine lights.

The Ford Mustang Muscle Caliber

Engineered to withstand aggressive exhaust temperatures and dynamic engine loads, this catalytic converter maintains optimal backpressure balance to preserve the factory torque band and aggressive exhaust cadence of your V6 Mustang.




Ajustement

Faire

Ford

Cylindrée

  • 4.0L

Année

  • 2005
  • 2006
  • 2007
  • 2008
  • 2009
  • 2010

Garantie

Tous nos produits sont couverts par notre garantie à vie limitée . Nous garantissons leur qualité. [ Voir conditions ]

Catalytic Converter for Ford Mustang (2005-2010) 4.0L Rear

$207.95