MagnaFlow CARB-Grade direct-fit catalytic converter (551143) for the 2008-2013 Infiniti G37 and 2007-2008 Infiniti G35 3.7L (also fits related Infiniti and Nissan 350Z/370Z applications — see chart). Spun-body mandrel-bent 409 stainless tubing with a single laser-fusion weld replicates the OE design for smooth flow and a leak-resistant seal; installs with no cutting or welding, gaskets and hardware included. Meets California Air Resources Board requirements — legal in California and CARB-restricted states.
| Type | Direct-fit catalytic converter |
| Grade | CARB Grade |
| Material | 409 stainless steel (spun body) |
| Hardware | Gaskets and hardware included |
| Emissions | CARB compliant (CA legal) |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2010 | INFINITI | EX35 | Base |
| 2010 | INFINITI | EX35 | Journey |
| 2013 | INFINITI | EX37 | Base |
| 2013 | INFINITI | EX37 | Journey |
| 2007-2008 | INFINITI | G35 | Base |
| 2007-2008 | INFINITI | G35 | Journey |
| 2007-2008 | INFINITI | G35 | Sport |
| 2007-2008 | INFINITI | G35 | X |
| 2008-2013 | INFINITI | G37 | Base |
| 2011-2013 | INFINITI | G37 | IPL |
| 2008-2013 | INFINITI | G37 | Journey |
| 2008-2013 | INFINITI | G37 | Sport |
| 2009-2013 | INFINITI | G37 | X |
| 2011-2013 | INFINITI | M37 | Base |
| 2011-2013 | INFINITI | M37 | X |
| 2015 | INFINITI | Q40 | Base |
| 2014-2015 | INFINITI | Q50 | Base |
| 2014-2015 | INFINITI | Q50 | Premium |
| 2014-2015 | INFINITI | Q50 | Sport |
| 2014-2015 | INFINITI | Q60 | Base |
| 2014-2015 | INFINITI | Q60 | IPL |
| 2014-2015 | INFINITI | Q60 | Journey |
| 2014-2015 | INFINITI | Q60 | S |
| 2015 | INFINITI | Q60 | S Limited |
| 2014-2015 | INFINITI | Q70 | 3.7 |
| 2015 | INFINITI | Q70L | 3.7 |
| 2014-2015 | INFINITI | QX50 | Base |
| 2014-2015 | INFINITI | QX50 | Journey |
| 2007-2008 | Nissan | 350Z | Base |
| 2007-2009 | Nissan | 350Z | Enthusiast |
| 2007-2009 | Nissan | 350Z | Grand Touring |
| 2007-2008 | Nissan | 350Z | Nismo |
| 2007-2009 | Nissan | 350Z | Touring |
| 2010 | Nissan | 370Z | 40th Anniversary Edition |
| 2009-2018 | Nissan | 370Z | Base |
| 2018 | Nissan | 370Z | Heritage Edition |
| 2009-2017 | Nissan | 370Z | Nismo |
| 2015-2018 | Nissan | 370Z | Nismo Tech |
| 2015-2018 | Nissan | 370Z | Sport |
| 2015-2018 | Nissan | 370Z | Sport Tech |
| 2009-2018 | Nissan | 370Z | Touring |
| 2015-2018 | Nissan | 370Z | Touring Sport |
