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Catalytic Converter for Subaru Forester (2011-2016) 2.5L Front



Prix normal $149.95
Prix promotionnel $149.95 Prix normal
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Direct-Fit Front Catalytic Converter Manifold for 2011-2016 Subaru Forester (SH / SJ)

What it Does: The Front Catalytic Converter replaces the degraded factory manifold assembly on the 2011-2016 Subaru Forester to restore proper exhaust velocity and eliminate P0420 catalyst efficiency trouble codes.

The Stock Subaru Forester Catalyst Degradation

On the naturally aspirated FB25 boxer engine, the factory exhaust manifold-integrated converter is subjected to extreme thermal cycles due to its immediate proximity to horizontal cylinder exhaust ports. Over high mileage, thermal shock degrades the internal washcoat, and oil-consumption blow-by common to aging horizontally opposed engines coats the ceramic substrate. This triggers persistent P0420 fault codes, chokes low-end torque, and causes restrictive exhaust backpressure.

The Engineering Solution

This front manifold converter is engineered with high-grade tubular stainless steel piping and precision CNC-machined thick flanges that prevent thermal warping at the head ports. Internally, a dense, high-flow ceramic substrate washcoated with precious catalytic metals ensures rapid light-off times and thorough hydrocarbon conversion without restricting boxer exhaust scavenging. Built as an exact match to OEM units 44620AD160 and 44620AD16B, it installs directly to the factory downpipe and cylinder heads without cutting or custom fabrication.

Technical Specifications

Fitment 2011-2016 Subaru Forester 2.5L
Engine / Chassis FB25 2.5L H4 / SH, SJ
Stock Output 170 hp / 174 lb-ft
Replaces OEM Part # 44620AD160, 44620AD16B, 16689

Compatibility

  • 2011-2013 Subaru Forester 2.5X, Premium, Limited, Touring (SH Chassis, 2.5L Naturally Aspirated)
  • 2014-2016 Subaru Forester 2.5i, Premium, Limited, Touring (SJ Chassis, 2.5L Naturally Aspirated)
  • Front Position; Excludes 2.0XT Turbo models. EPA 48-state compliant (cannot ship to CA, NY, CO, or ME).

Frequently Asked Questions

Does this fit the SH and SJ Chassis Forester?

Yes, this is a direct fit for the 2011-2016 Subaru Forester equipped with the FB25 naturally aspirated 2.5L engine.

Will this unit clear my P0420 catalytic efficiency code?

Yes, replacing a contaminated or fractured factory core with this functional ceramic catalytic unit resolves catalyst efficiency faults when installed with functioning oxygen sensors.

The Subaru Boxer Caliber

Engineered to endure the intense thermal load and low-frequency pulses characteristic of Subaru boxer platforms, this manifold unit restores factory flow dynamics, clean tailpipe emissions, and responsive daily throttle response.




Ajustement

Faire

Subaru

Cylindrée

  • 2.5L

Année

  • 2011
  • 2012
  • 2013
  • 2014
  • 2015
  • 2016

Garantie

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

Catalytic Converter for Subaru Forester (2011-2016) 2.5L Front

$149.95