Unlock maximum horsepower and a raw, aggressive exhaust note on your VQ37VHR engine with the ISR Performance Stainless Steel Non Resonated Test Pipes (P/N: IS-TP-Z34). Available at Straight Six Imports, these test pipes are the ultimate catalytic converter delete for the Nissan 370Z and Infiniti G37/Q60.

By replacing the restrictive factory catalytic converters, the ISR Test Pipes offer a straight-through, 2.5-inch pipingdesign to dramatically improve exhaust flow. This reduction in back pressure translates directly into significant horsepower and torque gains, especially when paired with an aftermarket Y-pipe and cat-back exhaust system.

Constructed from high-quality stainless steel, these pipes are mandrel-bent for optimal flow and precision-engineered for a direct bolt-on fitment using stock flange locations. Get ready to transform the sound and performance of your Z34 or G37.

Key Features & Specifications:

• Part Number: IS-TP-Z34

• Application: Nissan 370Z (Z34) & Infiniti G37 / Q60 (V36/V37)

• Engine Fitment: VQ37VHR (3.7L)

• Design: Non Resonated Test Pipes (Cat Delete)

• Piping Diameter: 2.5-inch Stainless Steel

• Construction: Mandrel-bent, High-Quality Stainless Steel

• Benefits: Maximum HP/TQ gains, improved exhaust flow, deep aggressive sound.

• Installation: Direct bolt-on replacement for catalytic converters.