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DormanPart #: 679-342
Dorman 679-342 Catalytic Converter
⚙️ 14 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$717.26Free 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.
🔥
✅ In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet and GMC, Canyon and Colorado
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? Click here for all Catalytic Converter options
Dorman 679-342 Catalytic Converter
| Brand | Dorman |
| Part Number | 679-342 |
| Material | Acero inoxidable |
| Material | Stainless steel |
| Inlet Outside Diameter | 5 |
| Outlet Outside Diameter | 5 |
| Clamps Included | Oui |
| Clamps Included | Sí |
| Clamps Included | Yes |
| Finish | Natural |
| Mounting Hardware Included | Oui |
| Mounting Hardware Included | Sí |
| Mounting Hardware Included | Yes |
| Universal Or Specific Fit | Específico |
| Universal Or Specific Fit | Specific |
| Grade Type | Reemplazo estándar |
| Grade Type | Standard replacement |
| Tube Material | Acero inoxidable |
| Tube Material | Stainless steel |
| Hangers Included | No |
| Hangers Included | Non |
| Body Shape | Redondo |
| Body Shape | Round |
| Inlet Type | Embridado |
| Inlet Type | Flanged |
| Outlet Type | Embridado |
| Outlet Type | Flanged |
| Inlet Inside Diameter | 2 |
| Body Height | 8.5 |
| Body Length | 4 |
| Body Width | 3 |
| Heat Shield Attached | No |
This part fits 14 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2021 | Chevrolet | Colorado | 2.5L | L4 | N/A | CARB Compliant: No |
| 2021 | GMC | Canyon | 2.5L | L4 | N/A | CARB Compliant: No |
| 2020 | Chevrolet | Colorado | 2.5L | L4 | N/A | CARB Compliant: No |
| 2020 | GMC | Canyon | 2.5L | L4 | N/A | CARB Compliant: No |
| 2019 | Chevrolet | Colorado | 2.5L | L4 | N/A | CARB Compliant: No |
| 2019 | GMC | Canyon | 2.5L | L4 | N/A | CARB Compliant: No |
| 2018 | Chevrolet | Colorado | 2.5L | L4 | N/A | CARB Compliant: No |
| 2018 | GMC | Canyon | 2.5L | L4 | N/A | CARB Compliant: No |
| 2017 | Chevrolet | Colorado | 2.5L | L4 | N/A | CARB Compliant: No |
| 2017 | GMC | Canyon | 2.5L | L4 | N/A | CARB Compliant: No |
| 2016 | Chevrolet | Colorado | 2.5L | L4 | N/A | CARB Compliant: No |
| 2016 | GMC | Canyon | 2.5L | L4 | N/A | CARB Compliant: No |
| 2015 | Chevrolet | Colorado | 2.5L | L4 | N/A | CARB Compliant: No |
| 2015 | GMC | Canyon | 2.5L | L4 | N/A | CARB Compliant: No |
* 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:
12642270194202272520394650622526085459644252
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.