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Catalytic Converter for Chevrolet Impala (2014-2019) 3.6L Front



Precio regular $96.95
Precio de oferta $96.95 Precio regular
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Direct-Fit Front Catalytic Converter for 2014-2019 Chevrolet Impala (Epsilon II)

What it Does: The Front Catalytic Converter replaces failed OEM emissions equipment on the 2014-2019 Chevrolet Impala to clear P0420/P0430 diagnostic trouble codes, restore exhaust velocity, and maintain proper factory air-fuel trims.

The Stock Chevrolet Impala Thermal Fatigue Failure

Factory manifold-mounted converters on the 3.6L LFX engine endure severe thermal stress due to direct exposure to cylinder head exhaust pulses. Over extended duty cycles, high exhaust gas temperatures and carbon accumulation degrade the OEM ceramic substrate, causing washcoat sintering, internal matrix collapse, and structural cracking along factory welds. This degradation induces restrictive exhaust backpressure, degrades fuel economy, and triggers persistent catalytic converter efficiency DTCs.

The Engineering Solution

Constructed with a heavy-gauge stainless steel outer casing and durable ceramic honeycomb substrate, this direct-fit front assembly restores exhaust flow dynamics and stoichiometric scrubbing efficiency. The internal monolith is loaded with an EPA-compliant catalytic washcoat to neutralize NOx, CO, and unburnt hydrocarbons. Precision-machined mating flanges and direct-fit O2 sensor bungs eliminate the need for custom fabrication or pipe modification, ensuring an exact bolt-on seal against the Epsilon II subframe and exhaust routing.

Technical Specifications

Fitment 2014-2019 Chevrolet Impala
Engine / Chassis LFX 3.6L V6 / Epsilon II
Stock Output 305 hp / 264 lb-ft
Replaces OEM Part # FCE048

Compatibility

  • 2014-2019 Chevrolet Impala LS 3.6L V6 (Front / Radiator Side)
  • 2014-2019 Chevrolet Impala LT 3.6L V6 (Front / Radiator Side)
  • 2014-2019 Chevrolet Impala LTZ / Premier 3.6L V6 (Front / Radiator Side)

Frequently Asked Questions

Does this fit the Epsilon II Impala?

Yes, this is a direct fit for the 2014-2019 Chevrolet Impala equipped with the LFX 3.6L V6 engine in the front manifold position.

Will this clear the check engine light without custom tuning?

Yes, this unit restores OEM catalyst efficiency parameters to resolve OBD-II catalytic efficiency fault codes without ECM recalibration.

The Chevrolet Reliability Standard

Designed to maintain powertrain longevity and compliance, this assembly ensures reliable exhaust gas scavenging, correct oxygen sensor feedback, and steady daily driving performance.




Mueble

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Chevrolet

Tamaño del motor

  • 3.6L

Año

  • 2014
  • 2015
  • 2016
  • 2017
  • 2018
  • 2019

Garantía

Todos los productos están respaldados por nuestra garantía limitada de por vida. Confiamos en nuestra calidad. [Ver términos y condiciones]

Catalytic Converter for Chevrolet Impala (2014-2019) 3.6L Front

$96.95