Fast Intentions Resonated High Flow Cats “RHFCs” – Nissan 370z / Infiniti G37 & Q60 Coupe (08-15)




  • Direct OEM replacement; no cutting or welding required.
  • 2.5″(G37 & Q60 Coupe/370z) mandrel bent T-304 stainless steel tubing.The catalytic converter is a 300 cell metallic core incased within a spun stainless steel shell.
  • 49 state OBD II compliant.
  • 8″ perforated core resonator constructed of T-304 stainless steel with a 2.5″ inside core and a 3.5″ outside case.
  • J-Bend style O2 sensor anti fouler to ensure CEL (Check Engine Light) stays off.
  • 3/8″ thick mild steel flanges. All flanges are bright nickel plated to eliminate potential corrosion.
  • All flanges are welded on the inside, sanded down and port-n-polished for a smooth exhaust flow. This process greatly reduces exhaust turbulence at the flange connection points.
  • (Optional) Extra wideband bungs can be welded in either one pipe or both pipes for an additional charge. A wideband bung is generally used for an Air/Fuel ratio reading on the dyno or an Air/Fuel wideband gauge within the vehicle.
  • All gaskets and hardware included.
  • Built in the USA.


  • Refining the factory exhaust note by increasing depth and volume.
  • Reduction in EGT (Exhaust Gas Temperature.)
  • Weight: 15 lbs. (7 lbs. lighter than the factory catalytic converters.)


  • This product is hand built (in house) to order with a standard lead time of 2-7 weeks. Once your order is placed, you will receive a confirmation shipping window. Note: The lead time may fluctuate based on order volume.
  • Customers outside the continental U.S. are subject to additional shipping charges.
  • Image(s) shown may not reflect actual product.

Additional information

Vehicle Year

2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020


370z, G Coupe(08-14), Q60 Coupe(15-16)


6MT (Manual), 5AT (Automatic) 2008, 7AT (Automatic) 2009+


Rear Wheel Drive, All Wheel Drive

California Shipment:

No, Yes


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