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.
- All Bolt-on System
- SUS304 Stainless Steel Construction
- Fully Polished Finish
- CNC Machined Flanges
- High Flow Catalytic Converters
- ARK Signature Helmholtz Chamber
Items Included: High Flow Catalytic Converters, installation guide.
Note: The R-Spec Hi-Flow Cats are recommended for off road use only. These only fit RWD models that are manual transmission.
- Nissan 370Z w/Manual Transmission 09-13