STILLEN 2009-2011 Nissan 370Z [Z34] Supercharger - Tuner Kit [Polished] - 407770TP

The STILLEN Polished Supercharger Tuner Kit (407770TP) provides substantial horsepower and torque gains for the 2009–2011 Nissan 370Z Z34 while keeping the kit fully drivable and street-ready. Designed for enthusiasts with tuning experience, this kit includes all hardware, the Vortech V-3 supercharger in polished finish, and the air/water intercooler, leaving tuning up to your shop or personal setup.

Expect a typical output of 380–450 WHP, depending on supporting modifications. The kit delivers a major increase in torque, improved heat management, and linear, usable power for both street and track applications. The front-mounted compact heat exchanger and redesigned intake manifold ensure airflow is maximized and engine temperatures are well-managed.

Ideal for daily drivers, canyon runs, and track days, this kit allows you to retain near-stock fuel economy at low RPM, fits under the factory hood, and complements the aggressive performance of the 370Z Z34.

Key Features & Benefits

• Tuner kit – no tuning included
• Polished Vortech V-3 centrifugal supercharger
• Integrated air-to-water intercooler
• Significant torque and acceleration gains
• Typical output: ~380–450 WHP
• Stock-like MPG at low RPM cruising
• Fits under factory hood – no replacement required
• Front-mounted compact heat exchanger for optimal cooling
• Redesigned intake manifold for increased airflow and torque
• Quiet, sealed supercharger design with future upgrade potential
• Installation: ~12 hours for competent shops
• Available 3-year/36,000-mile powertrain warranty

Fine Print

Individual results will vary depending on baseline engine condition, dyno type, temperature, elevation, fuel, and other factors. Typical results are around 400 WHP at under 500’ elevation and below 75°F. Average output ranges from 380–450 WHP depending on modifications, fuel used, engine health/age, and environmental conditions.

Fitment

Fits the following vehicles:

• 2009-2011 Nissan 370Z (Z34)
• Engine: VQ37VHR 3.7L V6
• Chassis Code: Z34

Notes:

• Tuner Kit Only – no tuning included
• Polished Vortech V-3 centrifugal supercharger
• Air/Water intercooler system
• Tuner cable not included – ideal for owners with existing cable or tuning solution
• Fits under stock hood – no hood replacement required
• Typical installation: ~12 hours
• Not CARB exempt – not for California use