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WalkerPart #: 84353
Walker 84353 Catalytic Converter - Front
⚙️ 7 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$1,028.03Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
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✅ In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
📦CalCat, Front
🚗Fitment: Mazda, 3 and 5
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
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Walker 84353 Catalytic Converter - Front
| Brand | Walker |
| Part Number | 84353 |
| Position | CalCat, Front |
| Mounting Hardware Included | Yes |
| Universal Or Specific Fit | Specific |
| Grade Type | Regular |
| Body Shape | Round |
| Body Height | 4 |
| Body Height | 4.000 |
| Body Length | 4 |
| Body Length | 4.000 |
| 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 | 35 |
| Overall Length | 35.000 |
| Air Tube | No |
| Air Tube Count | No |
| Converter Quantity | 1 |
| Inlet 1 Type | 6 bolt welded flange |
| Inlet Type | 6 bolt welded flange |
| Max Year Covered | 2010 |
| Min Year Covered | 2010 |
| Most Popular Make / Model | Mazda 5 |
| Most Popular Year | 2010 |
| Outlet 1 Type | 2 bolt welded flange |
| Outlet Type | 2 bolt welded flange |
| Oxygen Sensor Location | Pre and post catalyst |
| Product Grade | Economy |
This part fits 7 vehicles. Search below:
| Year | Make | Model | Body Type | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2010 | Mazda | 5 | 2.3L | L4 | Front | CARB Executive Order D-182-73; Engine Family Number (EFN) ATKXV02.35AA; 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: 31540; Direct Fit Type; CalCat | |
| 2009 | Mazda | 3 | Hatchback | 2.3L | L4 | N/A | Engine Family Number (EFN) 9TKXV02.35NM; Not legal for sale or use in California. Legal for sale in other CARB-compliant states for use on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Additional Part(s) Needed To Complete Installation: 31540; Direct Fit Type; CARB Executive Order D-182-73; CalCat Colorado |
| 2008 | Mazda | 3 | 2.3L | L4 | N/A | Engine Family Number (EFN) 8TKXV02.35NM; Not legal for sale or use in California. Legal for sale in other CARB-compliant states for use on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Additional Part(s) Needed To Complete Installation: 31540; Direct Fit Type; CARB Executive Order D-182-73; CalCat Colorado | |
| 2007 | Mazda | 3 | 2.3L | L4 | N/A | Engine Family Number (EFN) 7TKXV02.35NM; Not legal for sale or use in California. Legal for sale in other CARB-compliant states for use on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Additional Part(s) Needed To Complete Installation: 31540; Direct Fit Type; CARB Executive Order D-182-73; CalCat Colorado | |
| 2006 | Mazda | 3 | 2.3L | L4 | N/A | Engine Family Number (EFN) 6TKXV02.35NM; Not legal for sale or use in California. Legal for sale in other CARB-compliant states for use on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Additional Part(s) Needed To Complete Installation: 31540; Direct Fit Type; CARB Executive Order D-182-73; CalCat Colorado | |
| 2005 | Mazda | 3 | 2.3L | L4 | N/A | Engine Family Number (EFN) 5TKXV02.35NM; Not legal for sale or use in California. Legal for sale in other CARB-compliant states for use on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Additional Part(s) Needed To Complete Installation: 31540; Direct Fit Type; CARB Executive Order D-182-73; CalCat Colorado | |
| 2004 | Mazda | 3 | 2.3L | L4 | N/A | Engine Family Number (EFN) 4TKXV02.3CJA; Not legal for sale or use in California. Legal for sale in other CARB-compliant states for use on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Additional Part(s) Needed To Complete Installation: 31540; Direct Fit Type; CARB Executive Order D-182-73; CalCat Colorado |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.