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How much HP will I gain from a cold air intake?


Installing a cold air intake is one of the most popular modifications car enthusiasts make to improve their vehicle's performance. But how much horsepower (HP) can you realistically expect to gain from this upgrade? At Kevin's Autos, with years of experience in car maintenance and repair, we’re here to break it down for you.


What Does a Cold Air Intake Do?


A cold air intake system replaces your car's factory air intake system, allowing cooler, denser air to flow into the engine. Cooler air contains more oxygen, which helps the engine burn fuel more efficiently, resulting in improved performance. Additionally, cold air intakes often feature smoother tubing and high-performance air filters, which reduce air resistance and further enhance airflow.


How Much Horsepower Can You Expect?


The horsepower gain from a cold air intake depends on several factors, including your vehicle's make and model, the quality of the intake system, and whether other performance modifications have been made. On average, you can expect the following:



  • Typical Gains: Most vehicles see an increase of 5 to 20 horsepower after installing a cold air intake.

  • High-Performance Vehicles: Cars with larger engines or additional modifications (like a performance exhaust system) may experience even greater gains, sometimes up to 25 horsepower.

  • Minimal Gains: In some cases, especially with smaller engines or poorly designed intakes, the increase may be negligible.


Factors That Influence Horsepower Gains


Several factors can affect how much horsepower you gain from a cold air intake:



  • Engine Size: Larger engines tend to benefit more from increased airflow.

  • Quality of the Intake: High-quality systems with optimized designs will deliver better results than cheaper, poorly engineered options.

  • Additional Modifications: Pairing a cold air intake with other upgrades, such as a performance exhaust or ECU tuning, can amplify the horsepower gains.

  • Driving Conditions: Gains are more noticeable at higher RPMs, where the engine demands more air.


Is It Worth It?


For many drivers, the modest horsepower boost from a cold air intake is worth the investment, especially when combined with other performance upgrades. Beyond horsepower, you may also notice improved throttle response and a more aggressive engine sound, which can enhance your driving experience.


Final Thoughts


While a cold air intake won't turn your car into a race car overnight, it’s a cost-effective way to improve performance and efficiency. If you're considering this upgrade, make sure to choose a high-quality system and consult with a trusted auto service provider like Kevin's Autos to ensure proper installation and compatibility with your vehicle.


Have questions about cold air intakes or other performance upgrades? Contact us at Kevin's Autos, and we’ll be happy to help you get the most out of your car!


Frequently Asked Questions

What to do after installing a cold air intake?


Usually, you only need to tune your vehicle once after installing a cold air intake, provided there are no further modifications to your car. The tune optimizes your vehicle's ECU settings to work in harmony with the new intake system.



What does stage 1 tune mean?


Stage 1. Stage 1 tends to be a series of modifications that can be fitted on their own to a standard car. This would include remaps that don't require any additional hardware, intake and exhaust upgrades that leave the original catalytic converters in place.



Does a cold air intake waste more gas?


But if you say both engines are putting out exactly the same power, then the cold air engine is going to close the throttle plate a little more to keep the power down. This slightly more closed throttle will result in more pumping losses and slightly less fuel economy.



How much boost does a cold air intake add?


More oxygen means the fuel burns hotter and faster, ensuring a more complete combustion event. And that means more power with less fuel. A cold air intake can drastically reduce the inlet air temperature for your engine and boost horsepower by 5 to 9 percent.



How can I add 100 horsepower to my car?


How to Increase Your Car's Horsepower

  1. Swap in a Performance Air Filter. Performance air filters are designed to increases air flow through your engine.
  2. Install a Performance Exhaust System.
  3. Install Performance Throttle Bod(ies)
  4. Implement Forced Induction.
  5. Remap your Car's ECU.
  6. Use High Octane Fuel.



What are the negatives of a cold air intake?


The cold air intake does typically get denser air than the stock intake. However, since it is longer and more requires more complex routing, it is often more expensive. This increased complexity also leads to a more difficult and time-consuming installation.



Is it worth putting a cold air intake?


Cold air intakes is good for your car, as long as it is correctly installed. Colder air is more dense, meaning the mixture entering your engine will be richer in oxygen, which will increase your performance (although minor numbers).



Do you need a tune after cold air intake?


You absolutely do not need a tune for a cold air intake. And to be honest, you're not going to gain much performance with a intake (even if you pair it with a tune), but as you mentioned, you want it for sound, so it sounds like you already acknowledge that.



How much HP does cold air intake add?


5-20 horsepower
Cold Air Intakes are said to improve your vehicle's performance by 5-20 horsepower. This number will vary depending on the make and model of your vehicle. While this isn't enough power to put you back in your seat, it will give your car or truck a little pep in its step.



What are the disadvantages of a cold air intake?


The cold air intake does typically get denser air than the stock intake. However, since it is longer and more requires more complex routing, it is often more expensive. This increased complexity also leads to a more difficult and time-consuming installation.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.