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!
2003-2007 Infiniti G35 Coupe
The R-Spec Hi-Flow Cats are recommended for off road use only. These only fit RWD models that are manual