Table of Contents
The 70Z VQ37VHR engine is known for its performance potential, and with the right modifications, you can unlock even more power. In this article, we will explore the best brands for headers, pulley kits, and ECU tuning that can help you maximize the performance of your 70Z VQ37VHR.
Understanding the VQ37VHR Engine
The VQ37VHR is a 3.7-liter V6 engine that powers several Nissan and Infiniti models. It is known for its smooth power delivery and impressive performance. However, enthusiasts often seek to enhance its capabilities further through modifications.
Essential Mods for the VQ37VHR
When it comes to modifying the VQ37VHR, several key components can significantly improve performance. Here are the most popular modifications:
- Headers
- Pulley Kits
- ECU Tuning
Headers
Upgrading the headers is one of the most effective ways to increase horsepower and torque. Headers improve exhaust flow, allowing the engine to breathe better. Here are some of the top brands to consider:
- Stillen: Known for their high-quality stainless steel headers, Stillen offers a great balance of performance and durability.
- Motordyne: Their headers are designed for maximum flow and performance, making them a favorite among enthusiasts.
- Fast Intentions: Offers long-tube headers that significantly improve exhaust flow and power output.
Pulley Kits
Pulley kits help reduce rotational mass, allowing the engine to rev more freely and efficiently. This can lead to noticeable gains in horsepower. Here are some reputable brands:
- JWT (Jim Wolf Technology): Offers lightweight pulleys that enhance throttle response and overall engine performance.
- Stillen: Their pulley kits are well-engineered to provide performance gains without sacrificing reliability.
- SP Engineering: Known for their performance-focused pulley kits that are designed to maximize power.
ECU Tuning
ECU tuning is crucial for optimizing the performance of your VQ37VHR after modifications. A proper tune can unlock additional horsepower and ensure that the engine runs efficiently. Consider these brands:
- UpRev: Specializes in custom tuning for Nissan engines, providing tailored maps for your specific modifications.
- ECUtek: Offers advanced tuning solutions that allow for extensive customization and performance enhancements.
- Stillen: Also provides ECU tuning services that can complement their hardware upgrades for optimal performance.
Combining Mods for Maximum Performance
To achieve the best results, it’s essential to combine these modifications strategically. For example, installing headers along with a pulley kit and ECU tune can lead to significant performance improvements. Here’s how to effectively combine these mods:
- Start with headers to improve exhaust flow.
- Add a pulley kit to enhance engine responsiveness.
- Finish with ECU tuning to optimize the entire system.
Conclusion
Modifying your 70Z VQ37VHR can lead to impressive performance gains. By investing in quality headers, pulley kits, and ECU tuning from reputable brands, you can unlock the full potential of your engine. Remember to consider how each modification works together to achieve the best results.