Let's dive deep into the world of Honda S2000 performance tuning and modifications. If you're an S2000 enthusiast, you know that this car is a legend. It's renowned for its high-revving engine, precise handling, and overall fun-to-drive factor. However, like any great car, there's always room for improvement. Whether you're looking to boost horsepower, enhance handling, or simply personalize your ride, this comprehensive guide will cover everything you need to know about upgrading your Honda S2000.

Engine Tuning for the Honda S2000

When it comes to engine tuning, the Honda S2000's F20C or F22C engine is a masterpiece. Known for its impressive specific output, these engines respond well to various modifications. Let's explore some popular options for increasing power and improving engine performance.

Cold Air Intake

A cold air intake is one of the first modifications many S2000 owners consider. By replacing the stock airbox with an aftermarket intake, you can increase the amount of cool air entering the engine. Cooler air is denser, which means more oxygen for combustion, resulting in a slight horsepower increase. Brands like AEM, Injen, and K&N offer intakes specifically designed for the S2000. It's important to choose a reputable brand and ensure proper installation to avoid any negative impacts on engine performance. A well-designed cold air intake can also improve throttle response and give your S2000 a more aggressive sound. Remember that while gains may not be massive, this is often a foundational mod for further enhancements.

Exhaust Systems

The exhaust system plays a crucial role in engine performance. Upgrading to an aftermarket exhaust can significantly improve exhaust flow, reducing backpressure and freeing up horsepower. Cat-back exhausts are a popular choice, replacing everything from the catalytic converter back. For more aggressive gains, you might consider a full exhaust system, including headers. Brands like Tanabe, HKS, and GReddy offer high-quality exhaust systems for the S2000. When selecting an exhaust, consider the sound level and tone you prefer. Some exhausts are louder than others, so it's important to find one that suits your taste and local regulations. Also, ensure the exhaust is made from high-quality materials like stainless steel to resist corrosion and ensure longevity.

ECU Tuning

ECU tuning is where you can really unlock the potential of your S2000's engine. An aftermarket ECU or a reflash of the stock ECU allows you to optimize various engine parameters, such as fuel delivery, ignition timing, and VTEC engagement. Hondata and AEM are popular choices for ECU tuning on the S2000. A professional tuner can fine-tune your ECU to maximize performance based on your specific modifications. This can result in significant horsepower and torque gains, as well as improved throttle response and overall drivability. Keep in mind that ECU tuning should be done by experienced professionals to avoid damaging your engine.

Forced Induction: Superchargers and Turbochargers

For the ultimate power boost, consider forced induction. Superchargers and turbochargers can dramatically increase horsepower and torque. Superchargers provide instant boost and linear power delivery, while turbochargers offer higher peak power but may have some lag. Kraftwerks and Vortech are well-known brands for supercharger kits on the S2000. Turbo kits are available from various manufacturers, but require more extensive modifications and tuning. Forced induction is a significant investment, and it's crucial to ensure proper installation and tuning to maintain engine reliability. It's highly recommended to have a professional install and tune any forced induction system.

Suspension and Handling Upgrades

The Honda S2000 is already a well-handling car, but there's always room for improvement. Upgrading the suspension can enhance handling, reduce body roll, and improve overall driving dynamics. Here are some popular suspension upgrades for the S2000.

Coilovers

Coilovers are a popular choice for S2000 owners looking to improve handling and adjust ride height. They replace the stock shocks and springs with adjustable units, allowing you to fine-tune the suspension to your liking. Brands like KW, Bilstein, and Tein offer high-quality coilovers for the S2000. When choosing coilovers, consider the spring rates and damping adjustability. Stiffer spring rates will provide better handling but may sacrifice some ride comfort. Adjustable damping allows you to fine-tune the suspension for different driving conditions.

Sway Bars

Sway bars, also known as anti-roll bars, reduce body roll during cornering. Upgrading to aftermarket sway bars can significantly improve handling and stability. Stiffer sway bars will further reduce body roll, resulting in flatter cornering. Comptech and Eibach are popular brands for sway bars on the S2000. When installing sway bars, it's important to ensure proper end-link geometry to avoid binding. Adjustable sway bars allow you to fine-tune the handling balance of the car.

Bushings

Replacing the stock rubber bushings with polyurethane or spherical bushings can improve suspension response and reduce play in the suspension. Polyurethane bushings are stiffer than rubber bushings, providing more direct feedback and improved handling. Spherical bushings offer even greater precision but may transmit more noise and vibration. Energy Suspension and Hardrace are reputable brands for bushings. When replacing bushings, it's important to use the correct tools and techniques to avoid damaging the suspension components. Properly installed bushings can make a noticeable difference in handling and steering response.

Strut Tower Bars

Strut tower bars connect the strut towers, reducing chassis flex and improving handling. They are a relatively simple and inexpensive modification that can provide noticeable benefits. Cusco and Tanabe offer strut tower bars for the S2000. While strut tower bars won't provide massive gains, they can improve steering feel and overall chassis rigidity. They are particularly effective when combined with other suspension upgrades.

Brake Upgrades

Upgrading the brakes is essential for improving stopping power and safety, especially if you've increased engine performance. Here are some popular brake upgrades for the Honda S2000.

Brake Pads

Upgrading to performance brake pads is a simple and effective way to improve braking performance. Performance brake pads offer higher friction coefficients, resulting in shorter stopping distances and improved fade resistance. Hawk, EBC, and Carbotech are popular brands for brake pads. When choosing brake pads, consider your driving style and the intended use of the car. For street use, a pad with good cold bite and low dust is desirable. For track use, a pad with high-temperature fade resistance is essential.

Brake Rotors

Upgrading to slotted or drilled brake rotors can improve braking performance by increasing cooling and reducing brake fade. Slotted rotors help to vent hot gases and debris away from the brake pads, while drilled rotors provide additional cooling. However, drilled rotors may be more prone to cracking under extreme conditions. Brembo and StopTech offer high-quality brake rotors for the S2000. When selecting rotors, consider the overall quality and construction. High-quality rotors will provide better performance and last longer.

Stainless Steel Brake Lines

Stainless steel brake lines replace the stock rubber brake lines, providing a firmer pedal feel and improved braking response. Rubber brake lines can expand under pressure, resulting in a spongy pedal feel. Stainless steel lines eliminate this expansion, providing more direct feedback and improved modulation. Goodridge and StopTech are reputable brands for stainless steel brake lines. Installing stainless steel brake lines is a relatively simple upgrade that can make a noticeable difference in braking performance. They are a worthwhile investment for any S2000 owner.

Big Brake Kits

For the ultimate in braking performance, consider a big brake kit. Big brake kits include larger rotors, calipers, and pads, providing significantly increased stopping power and improved fade resistance. Brembo, Wilwood, and AP Racing offer big brake kits for the S2000. Big brake kits are a significant investment, but they offer the best possible braking performance. They are particularly beneficial for track use or for owners who frequently drive aggressively.

Aesthetic Modifications

While performance is key, many S2000 owners also want to personalize the appearance of their car. Here are some popular aesthetic modifications for the Honda S2000.

Wheels and Tires

Upgrading the wheels and tires can dramatically change the look of your S2000. Lightweight wheels can improve handling and acceleration, while wider tires can provide more grip. Enkei, Volk Racing, and Work Wheels are popular brands for aftermarket wheels. Michelin, Bridgestone, and Yokohama offer high-performance tires. When choosing wheels and tires, consider the size, offset, and weight. Proper fitment is essential to avoid rubbing or other issues. A well-chosen set of wheels and tires can enhance both the appearance and performance of your S2000.

Body Kits

Body kits can give your S2000 a more aggressive and unique look. Body kits typically include front and rear bumpers, side skirts, and a rear spoiler. Mugen, Voltex, and ASM offer high-quality body kits for the S2000. When installing a body kit, ensure proper fitment and alignment. A poorly installed body kit can detract from the appearance of the car. It's often best to have a professional install a body kit to ensure a perfect fit.

Spoilers and Wings

Spoilers and wings can add a sporty touch to your S2000. Spoilers are typically mounted on the trunk lid and provide subtle aerodynamic benefits, while wings are larger and more aggressive, offering greater downforce. APR Performance and Spoon Sports offer spoilers and wings for the S2000. When choosing a spoiler or wing, consider the overall style of the car and the desired level of aggression. A well-chosen spoiler or wing can enhance the appearance and performance of your S2000.

Interior Upgrades

Interior upgrades can improve comfort, style, and functionality. Popular interior upgrades include aftermarket seats, steering wheels, shift knobs, and gauges. Recaro, Sparco, and Bride offer high-quality seats. Momo and Nardi offer stylish steering wheels. When choosing interior upgrades, consider the overall design and comfort. A well-designed interior can enhance the driving experience.

Conclusion

The Honda S2000 is a fantastic car with tremendous potential for modification. Whether you're looking to boost horsepower, enhance handling, or personalize the appearance of your ride, there are countless options available. By carefully planning your modifications and choosing high-quality parts, you can transform your S2000 into the ultimate driving machine. Always prioritize safety and reliability when making modifications, and consult with experienced professionals when needed. With the right upgrades, your Honda S2000 will continue to provide years of driving pleasure.