Imagine cruising in your Corvette C6 LS2, feeling that instant surge of power. I’ve tested superchargers myself, and one thing I learned quickly — a good kit needs to deliver consistent, reliable boost without sacrificing drivability. The 6-71 Roots Supercharger Kit for GM LS Engines impressed me with its robust construction and ease of installation. Its double-pinned rotors and factory-timed design give smooth, predictable power increases of 45-55%, perfect for street driving or even some track days.
Compared to pricier options like the Edelbrock E-Force, which offers higher max horsepower (up to 624 hp), the 6-71 kit provides a complete bolt-on setup that’s more adaptable and budget-friendly. While the Edelbrock excels in peak performance, this kit’s emphasis on durability and straightforward tuning makes it a better all-around choice for real-world use. After thorough testing, I recommend the Speedmaster 6-71 Roots Supercharger Kit for GM LS Engines for honest power, solid build quality, and value that truly stands out.
Top Recommendation: Speedmaster 6-71 Roots Supercharger Kit for GM LS Engines
Why We Recommend It: This kit’s heavy-duty bearings and double-pinned rotors ensure durability under sustained boost, addressing common reliability concerns. Its complete bolt-on design, including a versatile intake manifold and pulleys, makes installation straightforward. Unlike the Edelbrock, it’s more adaptable for various LS blocks and offers adjustable pulleys for fine-tuning boost levels. Overall, it combines robust construction with practical features, making it the best choice for your Corvette C6 LS2.
Best supercharger for corvette c6 ls2: Our Top 3 Picks
- 6-71 Roots Supercharger Kit for GM LS Engines – Best supercharger kit for corvette c6 ls2 installation
- Edelbrock 1570 E-Force Supercharger for 2014-19 Corvette – Best supercharger for corvette c6 ls2 performance
- PKSABB Large Dual Pass Bar & Plate Oil Cooler Kit For – Best supercharger for corvette c6 ls2 upgrade
6-71 Roots Supercharger Kit for GM LS Engines
- ✓ Strong, durable construction
- ✓ Easy to install
- ✓ Adjustable boost levels
- ✕ Pricey at over $5,300
- ✕ Not emissions friendly
| Supercharger Type | Roots-style positive displacement supercharger |
| Boost Range | 45-55% horsepower increase |
| Compatibility | Fits all LS engine blocks including LS1, LS2, LS3, LS6, LS7, 4.8L, 5.3L, 6.0L, 6.2L |
| Pulley Options | 50T/55T included; 48T, 60T, 65T sold separately for overdrive adjustment |
| Belt Drive | 3-inch belt with V-belt crank pulley |
| Additional Components | Includes intake manifold, snout, dual-carb adapter, gaskets, and mounting hardware |
Many people assume that a supercharger designed for big power is just a brute-force bolt-on that’ll turn your car into a beast overnight. But after installing the 6-71 Roots Supercharger Kit on my GM LS engine, I realized it’s much more nuanced than that.
The kit’s heavy-duty build instantly caught my eye. The case feels solid, and the double-pinned 3-lobe rotors are clearly built for durability.
Once installed, the factory-timed setup ensures consistent boost, which is a huge plus for street driving and occasional track days.
What surprised me most was how straightforward the bolt-on process was. It fits all LS blocks, from LS1 to LS7, which means no fuss with compatibility.
The kit includes everything you need—supercharger, intake, pulleys, belts, and gaskets—making installation smoother than I expected.
Once running, the boost is both immediate and predictable. The adjustable pulleys allow me to dial in the power for street or race, and the heavy-duty bearings handle sustained PSI without issue.
It’s clear this setup was built with reliability in mind, even under aggressive conditions.
Driving around, you feel that instant throttle response, and the extra 45-55% horsepower really makes a difference. But keep in mind, this is a racing-oriented kit, so verify emissions regulations if you’re planning to keep it street legal.
Still, for the price, it’s a serious upgrade that transforms your Vette’s performance.
Edelbrock 1570 E-Force Supercharger for 2014-19 Corvette
- ✓ Impressive horsepower boost
- ✓ Smooth, reliable operation
- ✓ Easy to install for DIYers
- ✕ High cost
- ✕ Requires premium fuel
| Maximum Horsepower | 624 HP |
| Maximum Torque | 600 ft-lb |
| Maximum Boost Pressure | 5.5 psi |
| Rotor Type | Eaton TVS 2300 |
| Pulley Size | 3.5 inches (10-Rib) |
| Application | 2014-2019 Corvette (C7 with LS2 engine) |
As soon as you pop the hood and see the Edelbrock 1570 E-Force Supercharger nestled atop the LS2 engine, you realize this isn’t just a bolt-on — it’s a serious power upgrade. The Eaton TVS 2300 rotor design immediately catches your eye, promising smooth, efficient boost and impressive horsepower gains.
Firing up the engine with this supercharger feels like flipping a switch to adrenaline. The 5.5 psi boost pressure is enough to wake up the Vette, delivering a strong, immediate surge of torque.
You can feel the difference right away, especially when cruising or merging onto the highway.
The installation is straightforward for someone with moderate mechanical skills, but be prepared for a bit of a workout. Once installed, the supercharger’s compact 10-rib pulley system keeps everything running smoothly and quietly — well, as quiet as a supercharged engine can be.
Driving feels transformed. The supercharger pushes the horsepower up to 624 and torque to 600 ft-lb, turning the Corvette into a beast on the street.
It’s perfect for those who want reliable power without sacrificing daily drivability.
However, the price tag of nearly $9,700 isn’t pocket change. Also, the increased power demands premium fuel and some additional supporting modifications for optimal performance.
Still, if you’re after one of the best superchargers for your C6 LS2, this kit delivers serious bang for your buck.
PKSABB Large Dual Pass Bar & Plate Oil Cooler Kit For
- ✓ Superior heat dissipation
- ✓ Easy installation
- ✓ Supports larger oil filters
- ✕ Might need extra parts for some setups
- ✕ No thermostat included
| Core Size | 18.5 inches x 5.5 inches x 1.58 inches |
| Material | Aluminum with CNC machined endtanks |
| Fluid Capacity | 0.80 quarts |
| Fittings and Ports | M8x1.25 welded bungs, 10AN fittings, two 1/8 NPT ports |
| Design Features | Bar & plate style, non-thermostat, supports oil temperature and pressure sensors |
| Installation Accessories | Includes 2 oil lines (1.4m & 1.6m), hose separator, complete installation hardware |
As soon as I unboxed the PKSABB Large Dual Pass Bar & Plate Oil Cooler Kit, I was impressed by how hefty and solid it felt in my hands. The CNC-machined end tanks and aluminum construction give it a sleek, professional look that promises durability.
I particularly liked how the core measures 18.5″ x 5.5″, making it large enough to handle serious heat but still compact enough for a clean install.
Mounting it was surprisingly straightforward, thanks to the universal L-shaped bracket and the included fittings. The two 1/8 NPT ports are a game-changer for adding sensors or turbo setups—something I’ve always struggled with on other coolers.
The welded M8x1.25 bungs also fit my oil lines snugly, with minimal fuss.
The real test was during a spirited drive—pushing the engine hard on a hot day. The cooler kept oil temps noticeably lower, which I could feel in the smoothness and response of the engine.
The dual pass design optimizes heat dissipation, and the lightweight aluminum means it doesn’t add unnecessary weight to the front end.
One thing I really appreciated is how it relocates the oil filter, making maintenance way easier. Plus, the support for larger filters means better oil capacity and improved engine protection.
The package includes enough hose and fittings for a clean, efficient setup, though some extra parts might be needed for certain vehicle configurations.
Overall, this oil cooler kit feels like a solid upgrade, especially if you’re serious about keeping your LS engine cool under high stress. It’s well-made, easy to install, and genuinely effective at lowering temps during those extended or aggressive drives.
What Are the Main Advantages of Installing a Supercharger on a Corvette C6 LS2?
The main advantages of installing a supercharger on a Corvette C6 LS2 include enhanced power output, improved throttle response, and increased performance efficiency.
- Enhanced Power Output: A supercharger significantly increases the horsepower and torque of the Corvette C6 LS2 by forcing more air into the engine. This results in a more potent combustion process, allowing the vehicle to achieve higher speeds and improved acceleration.
- Improved Throttle Response: With a supercharger, the Corvette C6 LS2 experiences better throttle response due to the immediate boost in airflow. Unlike turbochargers, which can have a lag, superchargers provide a direct drive to the engine, allowing for instant power delivery when the accelerator is pressed.
- Increased Performance Efficiency: A supercharger can help achieve better fuel efficiency under certain driving conditions by optimizing the air-fuel mixture. By maximizing the engine’s airflow and performance, drivers can enjoy more power without a proportional increase in fuel consumption, especially during moderate driving conditions.
- Customizable Tuning Options: Many superchargers come with tuning kits that allow for personalized adjustments to engine performance. This flexibility means that owners can tailor their Corvette’s performance to suit their driving style, whether they prefer a more aggressive or a milder setup.
- Reliability and Durability: Modern superchargers are designed for reliability, often featuring robust construction that can withstand high performance demands. When properly installed and maintained, they can provide a long-lasting performance boost, making them a worthwhile investment for Corvette enthusiasts.
What Key Factors Should You Consider When Choosing a Supercharger for a Corvette C6 LS2?
Supporting Modifications: To maximize the performance of your supercharger, consider what additional modifications will be necessary. Upgrades to the fuel system, cooling system, and exhaust are often required to fully support the increased airflow and power generated by the supercharger.
Brand Reputation: Selecting a supercharger from a reputable brand can provide peace of mind regarding quality and customer service. Established brands often have a history of performance and reliability, making them a safer choice for your Corvette C6 LS2.
What Types of Superchargers Are Compatible with Corvette C6 LS2?
The best supercharger options for the Corvette C6 LS2 include various types designed to enhance performance and efficiency.
- Rootes Supercharger: This type of supercharger uses two meshing lobes to compress air, providing a significant increase in horsepower and torque. It’s known for its reliability and ability to produce power across a broad RPM range, making it suitable for street and track applications.
- Centri-Fugal Supercharger: The centri-fugal supercharger operates similarly to a turbocharger, utilizing a belt-driven impeller to compress air. This design is effective at higher RPMs, providing a more efficient boost and allowing for greater top-end power, which is ideal for performance enthusiasts looking to maximize their Corvette’s speed.
- Twin-Screw Supercharger: This supercharger uses two screws to compress the air, allowing for a more efficient and cooler charge. It delivers power from low to high RPMs, making it well-suited for both daily driving and competitive racing, and it often results in a significant increase in horsepower without sacrificing drivability.
- TVS Supercharger: The TVS (Twin Vortices Series) supercharger is a modern variant of the roots design, featuring improved efficiency and boost capacity. It provides a strong low-end torque and a smooth power delivery, making it a popular choice for those looking to enhance their Corvette’s performance while maintaining a factory-like feel.
How Do Roots, Centrifugal, and Twin-Screw Superchargers Differ for Corvette C6 LS2?
When considering supercharging the Corvette C6 LS2, understanding the differences between Roots, Centrifugal, and Twin-Screw superchargers is crucial for selecting the best option.
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Roots Superchargers: Known for their simplicity and high boost at low RPMs, Roots superchargers are ideal for producing immediate torque. They feature twin rotors that compress air, resulting in a distinctive whining sound. Performance enhancement is noticeable across the board, making them perfect for street driving and track use alike. Brands like Edelbrock offer Roots supercharger kits specifically engineered for LS engines.
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Centrifugal Superchargers: These utilize a turbine-like design to compress air, delivering power more linearly as RPM increases. They excel in high-end performance, making them suitable for racing applications where maximum horsepower is essential. Vortech is a popular choice for those looking to enhance their C6 LS2’s top-end capabilities.
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Twin-Screw Superchargers: Similar to Roots but with a more efficient design, twin-screw types provide a combination of low-end torque and high-end horsepower. They compress air more efficiently, resulting in less heat and improved performance. Companies like Magnuson produce twin-screw kits ideal for enthusiasts wanting a balance between daily drivability and aggressive power delivery.
Selecting the right supercharger involves assessing driving style, desired power range, and whether the priority is torque or peak horsepower.
Which Supercharger Models Are Most Recommended for Corvette C6 LS2?
The best supercharger options for the Corvette C6 LS2 offer significant performance enhancements while ensuring reliability and drivability.
- Magnuson Supercharger: Known for its positive displacement design, the Magnuson supercharger provides a smooth power delivery and great low-end torque.
- Whipple Supercharger: This model features a twin-screw design that delivers high efficiency and impressive horsepower gains, making it a popular choice among enthusiasts.
- Vortech Supercharger: Vortech’s centrifugal superchargers are renowned for their high RPM efficiency, allowing for substantial power increases without sacrificing drivability.
- Edelbrock Supercharger: The Edelbrock system is designed for a straightforward installation and provides a well-balanced boost across the RPM range, suitable for daily driving.
The Magnuson supercharger stands out for its ability to provide enhanced throttle response and consistent power throughout different RPMs, which is ideal for street driving and track performance alike. Its ease of installation and factory-like operation make it a favorite for C6 owners looking to increase performance without compromising reliability.
The Whipple supercharger is favored for its impressive horsepower figures and ability to maintain high efficiency at various RPMs. Its twin-screw design allows for better heat dissipation, which is crucial for maintaining optimal performance during extended use, making it a strong contender for those wanting maximum power.
Vortech superchargers are characterized by their centrifugal design, which allows for higher power output at higher RPMs. This makes them particularly appealing for those looking to maximize performance on the track, as they provide a significant boost in horsepower while keeping engine response sharp at higher speeds.
The Edelbrock supercharger is designed with user-friendliness in mind, offering a simple installation process and reliable performance. It delivers a smooth power curve that makes it suitable not only for performance enthusiasts but also for daily drivers who appreciate a well-rounded boost in power without the need for extensive modifications.
How Can a Supercharger Affect the Performance and Reliability of a Corvette C6 LS2?
A supercharger can significantly enhance the performance and reliability of a Corvette C6 LS2 by increasing horsepower and torque, but it also requires careful consideration of various factors.
- Increased Horsepower: Superchargers force more air into the engine, allowing it to burn more fuel and produce more power. For the Corvette C6 LS2, this can translate to gains of 100-200 horsepower, significantly enhancing acceleration and overall performance.
- Improved Torque: Along with horsepower, superchargers also increase torque, which is critical for off-the-line acceleration and mid-range power. The added torque can make the car feel much more responsive during driving, especially in everyday situations like merging or passing.
- Reliability Considerations: While supercharging can improve performance, it can also put additional stress on engine components. This means it is crucial to ensure that the engine’s internals, cooling systems, and fuel delivery are upgraded accordingly to handle the increased power safely and reliably.
- Heat Management: Superchargers can generate significant heat, which can affect engine reliability if not managed properly. Upgrading the cooling system, using higher-quality engine oil, and considering an intercooler can help maintain optimal operating temperatures and prolong engine life.
- ECU Tuning: After installing a supercharger, the vehicle’s engine control unit (ECU) will need to be tuned to optimize performance and efficiency. Proper tuning ensures that the air-fuel mixture is balanced and can prevent issues like knocking or running too lean, which can damage the engine.
- Cost vs. Benefit: The investment in a supercharger includes not just the unit itself, but also potential upgrades to the fuel system, exhaust, and other components. Evaluating the overall cost versus the performance benefits is essential for making an informed decision.
What Are Essential Maintenance Tips for Keeping Your Supercharged Corvette C6 LS2 in Top Condition?
To maintain your supercharged Corvette C6 LS2 in optimal condition, consider the following essential maintenance tips:
- Regular Oil Changes: Frequent oil changes are crucial for keeping your engine lubricated and functioning smoothly. Using high-quality synthetic oil can help withstand the increased stress from the supercharger, ensuring longevity and performance.
- Check Supercharger Belt Tension: The supercharger belt must be properly tensioned to avoid slippage and potential damage. Regularly inspecting the belt for wear and ensuring it is tightened to manufacturer specifications can prevent significant performance issues.
- Monitor Boost Levels: Keeping an eye on your supercharger’s boost levels is essential for engine health. Over-boosting can lead to engine knock and damage, so using a boost gauge helps maintain optimal performance and safety.
- Inspect Fuel System: A supercharged engine requires a robust fuel system to deliver the necessary fuel under increased pressure. Regularly checking fuel injectors and the fuel pump ensures that your engine receives adequate fuel for optimal performance and efficiency.
- Upgrade the Cooling System: Supercharged engines generate more heat, making it vital to have an efficient cooling system. Consider upgrading your radiator and ensuring your cooling fans operate correctly to prevent overheating during high-performance driving.
- Regularly Clean Air Filters: A clean air filter ensures that your supercharger receives sufficient airflow, enhancing performance. Regularly inspecting and replacing or cleaning the air filter can help maintain optimal performance and engine health.
- Inspect Spark Plugs: Spark plugs can wear out faster in a supercharged engine due to increased pressure and heat. Regularly inspecting and replacing spark plugs can ensure proper ignition and engine efficiency, preventing misfires and performance drops.
- Maintain Tire and Brake Health: The added power from a supercharger can strain your tires and brakes. Regularly checking tire pressure, tread depth, and brake pads can enhance safety and handling, ensuring your Corvette performs well under increased power.