The Hummer H2 is a beast, no doubt. But even beasts need a little love and attention to stay at their peak. Whether you’re looking to boost performance, enhance its rugged look, or just make it more comfortable for those long drives, there are plenty of upgrades to consider. I’ve spent countless hours wrenching on my own H2, trying different mods to see what truly makes a difference. So, let’s get into some of the best upgrades you can make to your Hummer H2 to make it even more awesome.
Product Overview / Quick Summary
- Rough Country 3″ Lift Kit: Improves off-road capability and provides a more aggressive stance.
- DiabloSport Predator 2 Tuner: Optimizes engine performance for better power and fuel efficiency.
- Smittybilt XRC Gen2 Front Bumper: Enhances protection and adds a rugged look with winch capability.
- ARB On-Board High Performance Air Compressor: Perfect for airing up tires after off-road adventures.
- Kenwood Excelon DNX997XR Navigation Receiver: Modernizes the interior with advanced navigation and entertainment features.
Top 5 Best Hummer H2 Upgrades
Rough Country 3″ Lift Kit
This lift kit not only enhances the appearance of your Hummer H2, giving it a more imposing stance, but it also significantly improves its off-road capabilities. By increasing ground clearance, you’ll be able to tackle rougher terrain with ease. It’s a pretty straightforward install, and the difference it makes is immediately noticeable.
Pros:
- ✅ Increased ground clearance for better off-road performance
- ✅ Aggressive and enhanced vehicle appearance
- ✅ Relatively easy installation for experienced DIYers
Cons:
- ❌ May require new shocks for optimal ride quality
- ❌ Can slightly affect fuel economy
- ❌ Might require recalibration of the speedometer
Verdict: A solid choice for Hummer H2 owners looking to improve both the look and off-road capabilities of their vehicle. If you’re serious about hitting the trails, this lift kit is a worthwhile investment.
DiabloSport Predator 2 Tuner
The DiabloSport Predator 2 Tuner is a game-changer when it comes to unlocking your Hummer H2’s hidden potential. This tuner allows you to optimize your engine’s performance, resulting in increased horsepower, torque, and even improved fuel efficiency. I remember the first time I used a tuner on my H2; the throttle response was instantly more responsive, and it felt like I had a completely new engine under the hood.
Pros:
- ✅ Noticeable gains in horsepower and torque
- ✅ Improved throttle response and overall drivability
- ✅ Potential for increased fuel efficiency
Cons:
- ❌ Requires understanding of engine tuning principles
- ❌ Can void your vehicle’s warranty if not used correctly
- ❌ May require premium fuel for optimal performance
Verdict: If you’re looking to maximize your Hummer H2’s performance and don’t mind getting your hands dirty with some engine tuning, the DiabloSport Predator 2 Tuner is an excellent choice. Just be sure to do your research and understand the risks involved.
Smittybilt XRC Gen2 Front Bumper
The Smittybilt XRC Gen2 Front Bumper isn’t just about adding a rugged, aggressive look to your Hummer H2; it’s also about providing enhanced protection and functionality. This bumper is built to withstand tough conditions and features a winch mount, allowing you to easily install a winch for those sticky situations. Plus, it just looks awesome.
Pros:
- ✅ Provides superior protection to the front of your vehicle
- ✅ Adds a rugged and aggressive aesthetic
- ✅ Integrated winch mount for added functionality
Cons:
- ❌ Can be heavy, potentially affecting fuel economy
- ❌ May require additional lighting or accessories
- ❌ Installation can be challenging and may require professional assistance
Verdict: For Hummer H2 owners who prioritize protection, functionality, and a rugged appearance, the Smittybilt XRC Gen2 Front Bumper is a top-notch choice. It’s a worthwhile investment for those who frequently venture off-road or simply want added peace of mind.
ARB On-Board High Performance Air Compressor
If you’re an avid off-roader, the ARB On-Board High Performance Air Compressor is a must-have upgrade for your Hummer H2. This compressor allows you to quickly and easily air up your tires after tackling tough terrain, ensuring optimal performance and tire life. I can’t tell you how many times this compressor has saved me when I was out on the trails. It’s a real lifesaver.
Pros:
- ✅ Convenient and reliable way to air up tires on the go
- ✅ Compact and easy to install
- ✅ Durable construction for long-lasting performance
Cons:
- ❌ Can be a bit noisy during operation
- ❌ Requires a dedicated power source
- ❌ Initial investment can be a bit pricey
Verdict: An essential upgrade for serious off-roaders who want to maintain optimal tire pressure and performance while on the trails. The ARB compressor is a reliable and convenient tool that will pay for itself over time.
Kenwood Excelon DNX997XR Navigation Receiver
Modernize your Hummer H2’s interior with the Kenwood Excelon DNX997XR Navigation Receiver. This advanced receiver features a large touchscreen display, built-in navigation, Apple CarPlay, Android Auto, and a host of other features that will enhance your driving experience. It’s like bringing your H2 into the 21st century.
Pros:
- ✅ Large, user-friendly touchscreen display
- ✅ Advanced navigation features
- ✅ Seamless integration with Apple CarPlay and Android Auto
Cons:
- ❌ Can be expensive compared to other receivers
- ❌ Installation may require professional assistance
- ❌ Some features may require additional accessories
Verdict: If you’re looking to upgrade your Hummer H2’s infotainment system and enjoy modern features like navigation, smartphone integration, and a high-quality display, the Kenwood Excelon DNX997XR Navigation Receiver is an excellent choice. It’s a worthwhile investment for those who spend a lot of time in their vehicle.
Buying Guide
Choosing the right upgrades for your Hummer H2 can be overwhelming, but here are a few tips to keep in mind:
- Consider your needs: What are you hoping to achieve with your upgrades? Are you looking to improve off-road performance, enhance the appearance of your vehicle, or simply add more comfort and convenience?
- Do your research: Read reviews, compare prices, and talk to other Hummer H2 owners to get their recommendations.
- Set a budget: Upgrades can be expensive, so it’s important to set a budget and stick to it.
- Installation: Some upgrades are easy to install yourself, while others may require professional assistance. Be sure to factor in installation costs when making your decision.
- Warranty: Check the warranty on any upgrades you’re considering, and be aware that some upgrades may void your vehicle’s warranty.
FAQs
Q: Will a lift kit affect my Hummer H2’s fuel economy?
A: Yes, a lift kit can slightly decrease your fuel economy due to the increased ride height and potentially larger tires.
Q: Can I install a front bumper myself?
A: While it’s possible to install a front bumper yourself, it can be a challenging process, especially if you don’t have experience working on vehicles. Professional installation is often recommended.
Q: Will a tuner void my Hummer H2’s warranty?
A: Yes, using a tuner can void your vehicle’s warranty if the manufacturer determines that the tuner caused damage to the engine or other components.
Q: How often should I air up my tires after off-roading?
A: You should air up your tires as soon as possible after off-roading to ensure optimal on-road performance and tire life.
Conclusion
Upgrading your Hummer H2 is a fantastic way to personalize your ride and enhance its capabilities. Whether you’re focused on off-road performance, aesthetics, or modern convenience, there are plenty of options to choose from. Just remember to do your research, set a budget, and consider your needs before making any decisions. With the right upgrades, your Hummer H2 will be even more of a head-turner and a joy to drive.
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