Walker
CalCat

Walker 84496 Catalytic Converter - Rear

Brand Walker 84496
Position Rear
Mounting Hardware Included No
Universal Or Specific Fit Specific
Grade Type Regular
Body Shape Round
Body Height 4
Body Height 4.000
Body Length 8
Body Length 8.000
Body Width 4
Body Width 4.000
Inlet Quantity 1
Body Material Stainless steel
Outlet Quantity 1
California Air Resources Board (CARB) Certified Yes
Substrate Material Ceramic
Overall Length 59.29
Overall Length 59.290
Air Tube No
Air Tube Count No
Converter Quantity 1
Inlet 1 Type 3 bolt welded flange
Inlet Type 3 bolt welded flange
Max Year Covered 2012
Min Year Covered 2010
Most Popular Make / Model Subaru outback
Most Popular Year 2011
Outlet 1 Type 2 bolt welded flange
Outlet Type 2 bolt welded flange
Oxygen Sensor Location No port location
Product Grade Economy
Product line CalCat
Fits Subaru · 9 vehicles

CARB certified. Built to meet California emissions standards with assured compliance.

Direct-fit design. Delivers a precise OE-style fit for easier installation.

Stainless steel body. Resists corrosion while the ceramic substrate supports efficient conversion.

$482.94Free shipping
In stock · usually ships same day before 1pm CST
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Step 2 — Quantity
Order total $482.94
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Walker CalCat 84496 Rear Catalytic Converter

Walker CalCat 84496 is a direct-fit catalytic converter built for CARB-compliant replacement on select Subaru Legacy and Subaru Outback applications. It is engineered for a precise OE-style fit and is designed, tested, and validated to meet California Air Resources Board standards.

Key Features

  • Direct-fit catalytic converter for specific Subaru applications
  • CARB certified for use in California and other CARB-regulated states
  • Stainless steel body with a ceramic substrate
  • Round body design with 3-bolt welded flange inlet and 2-bolt welded flange outlet
  • Rear position fitment for 2010-2012 Subaru Legacy and Subaru Outback
  • Walker CalCat line focuses on OE-style replacement fitment for OBDII and non-OBD vehicles

Product Details

Walker CalCat 84496 is a rear catalytic converter for 2010-2012 Subaru Legacy and 2010-2012 Subaru Outback models listed in the fitment data. This part number is built with a stainless steel body, ceramic substrate, and specific-fit dimensions to match the original exhaust layout. The Walker CalCat product line is intended for emissions-related replacement work where CARB compliance and direct-fit installation are required. Part number 84496 is also referenced for Subaru Outback and Legacy rear converter applications in the 2010-2012 range.

This part cross-references Walker (e.g., 84496) for the same application.

Common Problems It Can Address

  • Failed emissions inspection due to a worn or inefficient rear catalytic converter
  • Check engine light concerns related to catalyst efficiency codes
  • Exhaust leakage at the converter connection points
  • Corrosion or internal substrate breakdown in the original converter
  • Replacement needs after damage from age, heat, or road exposure

Installation Notes

Fits 2012 Subaru Legacy, rear. Fits 2012 Subaru Outback, rear. Fits 2011 Subaru Legacy, rear. Fits 2011 Subaru Outback, rear. Fits 2010 Subaru Legacy, rear. Fits 2010 Subaru Outback, rear.

Exhaust gasket is recommended for installation. Additional parts needed to complete installation are listed as 31383 and 31639 in the fitment notes. Verify engine family number and CARB Executive Order details before installation, and confirm the exhaust flange style matches the vehicle.

Quality Assurance

Walker states that CalCat converters are designed, tested, and validated for CARB compliance and OE-style fitment. This part is CARB certified and built for regulated replacement use on the listed Subaru Legacy and Subaru Outback rear applications.

This part fits 9 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelTransmissionLitersCylindersPositionNotes
2012SubaruLegacy2.5LH4RearCARB Executive Order D-182-73; Engine Family Number (EFN) CFJXJ02.5MXG; Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Additional part(s) needed to complete installation - 31383 and 31639; Direct Fit Type; CalCat
2012SubaruLegacy2.5LH4RearCARB Executive Order D-182-73; Engine Family Number (EFN) CFJXJ02.5PHL; Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Additional part(s) needed to complete installation - 31383 and 31639; Direct Fit Type; CalCat
2012SubaruOutbackManual2.5LH4RearCARB Executive Order D-182-73; Engine Family Number (EFN) CFJXJ02.5MXG; Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Additional part(s) needed to complete installation - 31383 and 31639; Direct Fit Type; CalCat
2011SubaruLegacy2.5LH4RearCARB Executive Order D-182-73; Engine Family Number (EFN) BFJXJ02.5PHL; Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Additional part(s) needed to complete installation - 31383 and 31639; Direct Fit Type; CalCat
2011SubaruLegacy2.5LH4RearCARB Executive Order D-182-73; Engine Family Number (EFN) BFJXJ02.5MXG; Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Additional part(s) needed to complete installation - 31383 and 31639; Direct Fit Type; CalCat
2011SubaruOutbackManual2.5LH4RearCARB Executive Order D-182-73; Engine Family Number (EFN) BFJXJ02.5MXG; Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Additional part(s) needed to complete installation - 31383 and 31639; Direct Fit Type; CalCat
2010SubaruLegacy2.5LH4RearCARB Executive Order D-182-73; Engine Family Number (EFN) AFJXJ02.5MXG; Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Additional part(s) needed to complete installation - 31383 and 31639; Direct Fit Type; CalCat
2010SubaruLegacy2.5LH4RearCARB Executive Order D-182-73; Engine Family Number (EFN) AFJXJ02.5PHL; Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Additional part(s) needed to complete installation - 31383 and 31639; Direct Fit Type; CalCat
2010SubaruOutbackManual2.5LH4RearCARB Executive Order D-182-73; Engine Family Number (EFN) AFJXJ02.5MXG; Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Additional part(s) needed to complete installation - 31383 and 31639; Direct Fit Type; CalCat