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OE Quality
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WalkerPart #: 83686
Walker 83686 Catalytic Converter - Front
⚙️ 6 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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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, CX-7
🔄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 83686 Catalytic Converter - Front
| Brand | Walker |
| Part Number | 83686 |
| Position | CalCat, Front |
| Mounting Hardware Included | No |
| Universal Or Specific Fit | Specific |
| Grade Type | Regular |
| Body Shape | Round |
| Inlet Type | 5 bolt welded flange |
| Outlet Type | 2 bolt welded flange |
| Body Height | 4.02 |
| Body Height | 4.020 |
| Body Length | 4.75 |
| Body Length | 4.750 |
| Body Width | 4.02 |
| Body Width | 4.020 |
| Inlet Quantity | 1 |
| Body Material | Stainless steel |
| Outlet Quantity | 1 |
| California Air Resources Board (CARB) Certified | Yes |
| Substrate Material | Ceramic |
| Overall Length | 14.25 |
| Overall Length | 14.250 |
| Air Tube | No |
| Air Tube Count | No |
| Converter Quantity | 1 |
| Inlet 1 Type | 5 bolt welded flange |
| Inlet Type | 5 bolt welded flange |
| Max Year Covered | 2012 |
| Min Year Covered | 2007 |
| Most Popular Make / Model | Mazda cx-7 |
| Most Popular Year | 2011 |
| Outlet 1 Outside Diameter | 2.5 |
| Outlet 1 Outside Diameter | 2.500 |
This part fits 6 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2012 | Mazda | CX-7 | 2.3L | L4 | Front | CARB Executive Order D-182-71; Engine Family Number (EFN) CTKXT02.35AA; 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.; Additional part(s) needed to complete installation - 31732 and 31630; Direct Fit Type; CalCat |
| 2011 | Mazda | CX-7 | 2.3L | L4 | Front | CARB Executive Order D-182-71; Engine Family Number (EFN) BTKXT02.35AA; 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.; Additional part(s) needed to complete installation - 31732 and 31630; Direct Fit Type; CalCat |
| 2010 | Mazda | CX-7 | 2.3L | L4 | Front | CARB Executive Order D-182-71; Engine Family Number (EFN) ATKXT02.35AA; 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.; Additional part(s) needed to complete installation - 31732 and 31630; Direct Fit Type; CalCat |
| 2009 | Mazda | CX-7 | 2.3L | L4 | Front | CARB Executive Order D-182-71; Engine Family Number (EFN) 9TKXT02.35AA; 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.; Additional part(s) needed to complete installation - 31732 and 31630; Direct Fit Type; CalCat |
| 2008 | Mazda | CX-7 | 2.3L | L4 | Front | CARB Executive Order D-182-71; Engine Family Number (EFN) 8TKXT02.35DA; 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.; Additional part(s) needed to complete installation - 31732 and 31630; Direct Fit Type; CalCat |
| 2007 | Mazda | CX-7 | 2.3L | L4 | Front | CARB Executive Order D-182-71; Engine Family Number (EFN) 7TKXT02.35DB; 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.; Additional part(s) needed to complete installation - 31732 and 31630; 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:
5481312
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.