MagnaFlow CARB-Grade California-compliant direct-fit catalytic converter (5491966) for the 2007-2008 Hummer H3 and Chevrolet Colorado 3.7L. Spun-body 409 stainless construction with mandrel-bent tubing and a single laser-fusion weld replicates the OE design for smooth flow and a leak-resistant seal; installs with no cutting or welding, and includes gaskets. CARB compliant and legal for use in California and CARB states.
| Type | Direct-fit catalytic converter |
| Grade | CARB (California Grade) |
| Material | 409 stainless steel (spun body) |
| Hardware | Gaskets included |
| Emissions | CARB compliant; legal in California and CARB states |
| Part Number | 5491966 |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2007 | Chevrolet | Colorado | LS |
| 2007 | Chevrolet | Colorado | LT |
| 2007 | Chevrolet | Colorado | WT |
| 2007 | GMC | Canyon | SLE |
| 2007 | GMC | Canyon | SLT |
| 2007 | GMC | Canyon | WT |
| 2008 | Hummer | H3 | Adventure |
| 2007-2008 | Hummer | H3 | Base |
| 2008 | Hummer | H3 | Luxury |
| 2007-2008 | Hummer | H3 | X |
| 2007 | Isuzu | i-370 | LS |
Shipping: In-stock orders placed before 3 PM EST ship the same day, and everything else ships within 24 hours. Standard, expedited, and overnight options are available at checkout. Backordered items ship as soon as we get them back in stock. Contact us for lead times. See the full Shipping Policy.
Returns: 30-day returns on new, unused items in original packaging. See the full Refund Policy.
