Three simple upgrades set the scene for serious mods down the road. Tuners start with modified air intakes, pair these with performance exhausts, and add subtle but consistent improvements by throwing in a throttle controller. Combined, these additions will transform any car and help increase power and torque numbers. Tuners then turn to balancing all metrics with an ECU tune and extras like harmonic balancers, or upgrading the fuelling, ignition and cooling system for a rounded power upgrade. 

Performance Exhaust System

It’s all in  the name. A performance exhaust not only helps the engine with improved airflow and power gains, but is also better built, and will outlast any stock exhaust. The combo of wider and straighter tubing, improved materials, seamless joints and more attention to detail also brings in a host of other benefits: 

• Improved airflow – stock exhaust piping averages 2″ in most vehicles, regardless of displacement or power output. This snakes its way from the manifold and the undercarriage in multiple points, creating a restrictive path that slows spent gases on their way out. By going with wider diameters, and straighter layouts with few or no restrictions, a performance exhaust relieves the engine from built-up backpressure (spent gases lingering in the piping) and improves exhaust velocity. This increases engine efficiency with more frequent and cleaner combustion cycles.  
• Power and torque gains – faster gas removal means engines can take their next breath. Performance systems add anywhere between 5 to 10 percent more power and torque across a wider rev range. The vehicle not only feels livelier, with improved throttle response kicking in earlier, but can also help with higher redlines. A major contribution here are the revised header pipes designs for improved exhaust scavenging, or the vacuum and pulsating effect created in wider piping to push spent combustion gases out faster. 
• Better sound – stock systems are regulated by noise and emissions regulations. These are largely to blame for the non-existent or tamed sound coming out of the tips, even in cars carrying a “performance” label. Faster airflow and fewer restrictive parts like straight tubes or cat-deletes, and unique resonator and muffler pairings add more substance and volume, with a deeper, throatier exhaust note. 
• Better build for improved longevity – aftermarket exhausts swap the crush-bent mild steel for mandrel-formed stainless steel. This better handles higher temperatures and increased pressure, while also being more resistant to impact and rusting. There’s also a lower chance of deformities or ruptures, further improving airflow. A nice touch are the seamless welds, and eye-catching tips. 
• Modular designs and customisation options – car owners can change specific parts along the tubing, mix and match different parts, or go with pre-assembled “complete” systems with varied performance gains and prices.  The modular, bolt-on designs also means quicker and easier installation. 

Choose axle-back, cat-back or header/turbo completes, ensure engine and vehicle compatibility with the right diameters and inlet/outlet locations, and look for established manufacturers that also offer defined warranties and installation in the end price. 

Air Intakes 

This is the collection of piping and filters that deliver outside air into the engine. Stock intakes are where car makers have cut corners, with narrow-diameter (plastic) piping and low-quality paper filters. These don’t help air volumes or get rid of atmospheric pollutant like dirt or water the way aftermarket intakes do. 

Choose between more complex and costlier cold air intakes, with piping pushed further out near the bumper or the hood vents and away from hot engine parts. Or short-ram systems that include straighter and wider intake pipes set closer to the throttle bodies or carbs. Both benefit from larger high-flow cone or dome cotton gauze filters that remove dirt, dust, moisture and debris. Compared to the stock intake, both aftermarket types push more air in for combustion for bigger bangs, and cold-air types also provide denser, oxygen-rich air for cleaner and more efficient burns. 

Performance benefits are the snappier throttle response, improved engine efficiency with lower temperatures for the rated power output, improved airflow at defined volumes and angle for cleaner combustion and higher fuel efficiency. Like performance exhausts, the wider tubing and fewer restrictions boost engine sound, with more body and burble. The bespoke filters also remove more outside contaminants, reducing engine wear while also aiding airflow. 

Throttle Controllers 

This is the cheapest performance mod on the list. And the easiest to install. Throttle controllers are small electronic devices that manipulate the voltage sent from sensors lining the acceleration pedal and throttle body, essentially changing how the car reacts when you put the foot down. Stock vehicle electronics have an inbuilt delay in reaction times (measured in milliseconds) to prevent jolting. However, that disconnect can be frustrating with the pedal floored and nothing happening, especially when accelerating or overtaking. 

Controllers can be set to different modes to get the most out of different driving conditions, with performance and off-roading settings that help get traction down, improve turbo spooling with less delay and bring a more enjoying ride. The choice to change settings in incremental steps also means more versatility across a range of different vehicles. Cars are faster to accelerate, use less fuel than usual doing so, and remove default throttle delay for instant engine response. 

Summing Up

Aftermarket air intakes, a well-built performance exhaust system and a throttle controller are among the cheapest yet most effective performance modifications in any vehicle. Intakes and exhausts will need more work to get right, but deliver on every count. More air in and out of the engine and at faster speeds improves combustion efficiency, raises power numbers, reduces engine stress and belts out a deep sound for a more thrilling ride. Pair parts depending on your engine, budget and expectations and throw in a throttle controller for added kicks.

The post 3 Subtle and Simple Ways to Upgrade Your Car to Improve Performance appeared first on Ways To.

Aftermarket exhaust systems not only offer a significant boost in power and efficiency but also contribute to the overall driving experience. Let’s explore the various ways aftermarket exhaust systems can improve car performance, providing insights into why this modification is a favourite among car enthusiasts.

1. Increased Horsepower and Torque

One of the most direct benefits of installing an aftermarket exhaust system is the increase in horsepower and torque. Factory exhaust systems are often restrictive, designed to minimize noise and meet emission standards, which can limit the engine’s ability to expel exhaust gases efficiently. Aftermarket exhaust systems, on the other hand, are engineered to reduce these restrictions, allowing the engine to breathe more freely.

By optimizing the flow of exhaust gases, these systems enable the engine to perform more efficiently. This improved exhaust flow reduces backpressure, which is the resistance against the flow of exhaust gases exiting the engine. With less backpressure, the engine can operate more effectively, resulting in a noticeable increase in both horsepower and torque. This means better acceleration, quicker response times, and an overall more powerful driving experience.

2. Improved Fuel Efficiency

In addition to boosting power, aftermarket exhaust systems can also enhance a vehicle’s fuel efficiency. When the engine is able to expel exhaust gases more efficiently, it doesn’t have to work as hard to push out these gases. This leads to a more efficient combustion process, as the engine can intake and burn fuel more effectively.

The result is that your engine uses less fuel to produce the same amount of power, leading to improved fuel efficiency. This is particularly beneficial for drivers who are looking to get more out of each gallon of fuel without sacrificing performance. Over time, the savings on fuel can offset the initial cost of the aftermarket exhaust system, making it a wise investment for both performance and economy.

3. Enhanced Exhaust Sound

While performance gains are often the primary reason for upgrading to an aftermarket exhaust system, many car enthusiasts are equally drawn to the enhanced exhaust sound that these systems provide. The sound of a car’s exhaust is more than just noise; it’s an expression of the vehicle’s power and personality.

Factory exhaust systems are designed to be as quiet as possible, often muting the engine’s natural sound in favor of a more subdued and universally acceptable tone. Aftermarket exhaust systems, however, are designed to let the engine’s true voice be heard. Whether you prefer a deep, throaty growl or a high-pitched roar, there’s an aftermarket exhaust system to suit every taste.

This auditory feedback not only enhances the driving experience but also gives your car a more aggressive and distinctive presence on the road. For many, the sound of a finely tuned exhaust system is one of the most satisfying aspects of driving a high-performance vehicle.

4. Reduced Weight

Another advantage of aftermarket exhaust systems is their potential to reduce the overall weight of your vehicle. Factory exhaust systems are often made from heavy, cost-effective materials like steel. While durable, these materials add unnecessary weight to the vehicle, which can negatively impact performance.

Aftermarket exhaust systems, particularly those made from lightweight materials like stainless steel, titanium, or even carbon fiber, can significantly reduce the weight of the exhaust system. This weight reduction not only improves acceleration and handling but also contributes to better fuel efficiency, as the engine has less mass to move.

Moreover, a lighter vehicle generally means better braking performance and more responsive steering, further enhancing the overall driving experience. For those focused on optimizing every aspect of their vehicle’s performance, reducing weight is a crucial step, and an aftermarket exhaust system is one of the easiest ways to achieve this.

5. Customization and Flexibility

One of the great appeals of aftermarket exhaust systems is the level of customization they offer. Unlike factory systems, which are designed to be one-size-fits-all, aftermarket systems can be tailored to meet the specific needs and preferences of the driver.

Whether you’re looking for a complete exhaust system overhaul or just a simple modification like a new muffler or exhaust tip, aftermarket options provide a wide range of choices. This flexibility allows car enthusiasts to fine-tune their vehicle’s performance characteristics, sound, and appearance to match their exact vision.

For instance, some aftermarket exhaust systems are designed to optimize performance at specific RPM ranges, catering to drivers who want more power at high speeds or better torque at low speeds. Others might focus on achieving the perfect exhaust note or on maximizing the visual appeal with polished tips and unique designs. This level of customization makes aftermarket exhaust systems a popular choice for those who take pride in personalizing their vehicles.

6. Long-Term Durability and Quality

In many cases, aftermarket exhaust systems are constructed with higher-quality materials and craftsmanship compared to factory systems. This results in not only improved performance but also greater durability and longevity. High-end materials like stainless steel and titanium are resistant to rust and corrosion, ensuring that the exhaust system remains in top condition for years to come.

Furthermore, many aftermarket manufacturers offer warranties that exceed those provided by the original equipment manufacturer (OEM), giving car owners peace of mind that their investment is protected. For those who view their vehicle as a long-term project, the durability and quality of an aftermarket exhaust system make it a worthwhile upgrade.

Conclusion

Aftermarket exhaust systems offer a range of benefits that go beyond mere aesthetics. From increasing horsepower and torque to improving fuel efficiency, enhancing sound, reducing weight, and offering customization, these systems can significantly boost your vehicle’s performance. 

Whether you’re a car enthusiast looking to optimize your ride for the track or simply want to enjoy a more dynamic driving experience on the road, an aftermarket exhaust system is a powerful upgrade that delivers on multiple fronts. Investing in a quality aftermarket exhaust system is more than just a modification—it’s a way to unlock your car’s full potential and truly make it your own.

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