HomeExhaust > Catalytic ConverterWalker 84224 Catalytic Converter - Rear
Part #: 84224

Walker 84224 Catalytic Converter - Rear

CalCat, Rear
⚙️ 11 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦CalCat, Rear
🚗Fitment: Buick and Chevrolet, Encore and Trax
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Overview of Walker CalCat Catalytic Converter 84224

The Walker CalCat Catalytic Converter 84224 is designed specifically for select Buick and Chevrolet models, including the Buick Encore and Chevrolet Trax from 2013 to 2016. This catalytic converter meets California Air Resources Board (CARB) certification standards, ensuring compliance with emissions regulations.

  • Specific fit for Buick Encore and Chevrolet Trax (2013-2016)
  • CARB certified for California emissions compliance
  • Stainless steel body with ceramic substrate for durability and efficiency
  • 2 bolt welded flange inlet and pipe connection outlet
  • Body dimensions: 8" length, 4.02" width and height
  • Overall length of 18.5" for precise fitment

Product Features and Specifications

The Walker CalCat 84224 catalytic converter features a round stainless steel body constructed for regular grade applications. It includes a ceramic substrate designed to reduce harmful emissions effectively. The inlet is a 2 bolt welded flange type, while the outlet uses a pipe connection with an outside diameter of 2.375 inches. This converter has one inlet and one outlet, with an overall length of 18.5 inches, body length of 8 inches, and body width and height of approximately 4.02 inches. It is engineered for specific fitment, not universal, ensuring proper installation and performance on compatible vehicles.

About the Walker CalCat Product Line

The CalCat line by Walker focuses on catalytic converters that meet stringent emissions standards, including CARB certification. These converters are designed to provide reliable emissions control for specific vehicle applications, such as the Buick Encore and Chevrolet Trax models covered by part number 84224. The CalCat series emphasizes compliance and durability with stainless steel construction and ceramic substrates.

Common Applications and Problem Solving

  • Replacement for faulty or damaged catalytic converters on Buick Encore and Chevrolet Trax (2013-2016)
  • Helps resolve check engine light issues related to emissions
  • Restores proper exhaust flow and reduces harmful emissions
  • Ensures compliance with California emissions regulations
  • Addresses failed emissions tests due to converter inefficiency

Installation Notes and Tips

This catalytic converter is designed for specific fitment and requires a 2 bolt welded flange connection at the inlet and a pipe connection at the outlet. Installation should be performed by a qualified technician familiar with exhaust system components. Note that mounting hardware is not included, so existing hardware or new fasteners may be necessary. Proper alignment and secure fastening are essential to prevent exhaust leaks and ensure optimal performance.

Quality Assurance and Warranty

The Walker CalCat 84224 catalytic converter is manufactured with stainless steel and a ceramic substrate to provide durability and effective emissions control. It is CARB certified, meeting California Air Resources Board standards for emissions compliance. Warranty details should be confirmed with the manufacturer or distributor, as they may vary by region and application.

BrandWalker
Part Number84224
PositionCalCat, Rear
Mounting Hardware IncludedNo
Universal Or Specific FitSpecific
Grade TypeRegular
Body ShapeRound
Inlet Type2 bolt welded flange
Outlet TypePipe connection
Body Height4.02
Body Height4.020
Body Length8
Body Length8.000
Body Width4.02
Body Width4.020
Inlet Quantity1
Body MaterialStainless steel
Outlet Quantity1
California Air Resources Board (CARB) CertifiedYes
Substrate MaterialCeramic
Overall Length18.5
Overall Length18.500
Air TubeNo
Air Tube CountNo
Converter Quantity1
Inlet 1 Type2 bolt welded flange
Inlet Type2 bolt welded flange
Max Year Covered2016
Min Year Covered2013
Most Popular Make / ModelBuick encore
Most Popular Year2016
Outlet 1 Outside Diameter2.375
Outlet 1 TypePipe connection

This part fits 11 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2018BuickEncore1.4LL4RearCalCat
2018ChevroletTrax1.4LL4RearCalCat
2017BuickEncore1.4LL4RearCARB Executive Order D-182-72; Engine Family Number (EFN) HGMXV01.4099; Must Be Used with 31307; 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; Direct Fit Type; CalCat
2017BuickEncore1.4LL4RearCARB Executive Order D-182-72; Engine Family Number (EFN) HGMXV01.4099; 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: 31307; Direct Fit Type; CalCat
2017ChevroletTrax1.4LL4RearCARB Executive Order D-182-72; Engine Family Number (EFN) HGMXV01.4099; 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: 31307; Direct Fit Type; CalCat
2016BuickEncore1.4LL4RearCARB Executive Order D-182-72; Engine Family Number (EFN) GGMXV01.4099; 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: 31307; Direct Fit Type; CalCat
2016ChevroletTrax1.4LL4RearCARB Executive Order D-182-72; Engine Family Number (EFN) GGMXV01.4099; 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: 31307; Direct Fit Type; CalCat
2015BuickEncore1.4LL4RearCARB Executive Order D-182-72; Engine Family Number (EFN) FGMXV01.4099; 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: 31307; Direct Fit Type; CalCat
2015ChevroletTrax1.4LL4RearCARB Executive Order D-182-72; Engine Family Number (EFN) FGMXV01.4099; 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: 31307; Direct Fit Type; CalCat
2014BuickEncore1.4LL4RearCARB Executive Order D-182-72; Engine Family Number (EFN) EGMXV01.4099; 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: 31307; Direct Fit Type; CalCat
2013BuickEncore1.4LL4RearCARB Executive Order D-182-72; Engine Family Number (EFN) DGMXV01.4099; 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: 31307; Direct Fit Type; CalCat

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

551092

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.