For Nissan 350Z [Z33] (2007-2009)
Part Number: 402842
Product Features
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Twin Mandrel-Bent Polished Aluminum Intake Tubes:
- Provides a smooth airflow path with reduced restrictions for improved engine performance.
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High-Quality STILLEN Washable Oiled Filters:
- Designed with an integral velocity stack for efficient airflow and easy maintenance.
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Polyurethane Heat Shields:
- Protects against hot air intake for consistent performance in all conditions.
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Increased Throttle Performance & Horsepower:
- Gain +6 WHP and +5 WTQ at the wheels.*
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CARB Exempt:
- 50-State Legal with E.O. # D-436-22, ensuring emissions compliance for 2007-2009 Nissan 350Z (3.5L V6).
Benefits
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Enhanced Acceleration and Response:
- Improved power delivery across the entire rev range.
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Optimized Efficiency:
- Larger and more efficient filters enhance fuel economy and overall airflow.
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Consistent Performance:
- Fully enclosed filters ensure only cold air is drawn into the engine, avoiding hot under-hood air.
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Show-Quality Finish:
- Polished aluminum tubes and custom urethane heat shields enhance the engine bay’s appearance.
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Simple Installation:
- Easily installed with basic tools; suitable for driveway DIY projects.
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Impressive Engine Tone:
- Produces a mild tone during cruising and a more aggressive note under acceleration.
Why Choose STILLEN Gen 2?
The STILLEN Gen 2 Long Tube Dual Air Intake replaces the restrictive factory airboxes with a performance-focused design that enhances engine airflow. Dual cone oiled filters, combined with mandrel-bent aluminum tubes, provide a significant performance boost while delivering an attractive, polished finish.
This system is fully emissions-compliant and legal in all 50 states, making it a perfect upgrade for drivers who want better performance without compromising compliance.
Performance Details
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Power Gains:
- Dyno-proven +6 WHP and +5 WTQ at the wheels.*
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Cold Air Path Design:
- Filters positioned behind the grille ensure cooler air intake, improving efficiency and performance.
Installation Notes
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Ease of Installation:
- Designed for a simple, bolt-on installation process.
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Customizable Appearance:
- Heat shields can be painted to match the vehicle's color scheme or left in their natural black finish.
Summary
The STILLEN Gen 2 Long Tube Dual Air Intake Kit is a high-performance upgrade for 2007-2009 Nissan 350Z (Z33) models. Featuring polished aluminum tubes, washable oiled filters, and molded heat shields, this intake is engineered to deliver measurable power gains, improved throttle response, and a striking under-hood appearance. With 50-state legality and emissions compliance, this intake system is the ultimate balance of performance, style, and practicality.
*Performance results may vary depending on environmental conditions and vehicle configuration.