ARK Performance R-Spec Hi-Flow Cats - Infiniti G35 & Nissan 350Z (VQ35DE)

Save 30%
$ 859.00
$ 601.30
SKU HC1100-0030
You'll earn OG Points with this product!

(Click to Pre-Qualify)


The ARK R-Spec Hi-Flow Cats are race spec designed free flowing catalytic converters to increase your horsepower and torque. Each Hi-Flow Cat is constructed with polished SUS304 stainless steel, thicker piping, and two O2 bungs. These Hi-Flow Cats utilize our Helmholtz style reservoir chamber technology to maintain smooth flow, a deeper tone with reduced drone, hiss, and rasp. ARK R-Spec Hi-Flow Cats are the perfect combination with any exhaust system you may have. transmission.



  • All Bolt-on System 
  • SUS304 Stainless Steel Construction 
  • Fully Polished Finish 
  • CNC Machined Flanges 
  • High Flow Catalytic Converters 
  • ARK Signature Helmholtz Chamber 
  • Dyno Proven HP and TQ!



  • The R-Spec Hi-Flow Cats are recommended for off road use only. These only fit RWD models that are manual. 
  • Modification from a muffler shop required for 2003-2006 Infiniti G35 Sedan AWD.


Vehicle Application

  • 2003-2008 Nissan 350Z
  • 2003-2007 Infiniti G35 Coupe RWD
  • 2003-2006 Infiniti G35 Sedan RWD


Engine Application

  • VQ35DE
  • VQ35DE Revup


      You recently viewed

      Clear recently viewed