How to Get 70 More Horsepower for Your 2015 Challenger SXT

The 2015 Challenger SXT, a coveted muscle car known for it’s impressive performance, can be taken to new heights by adding an additional 70 horsepower. Increasing the horsepower of this vehicle not only enhances it’s overall power, but also gives drivers an exhilarating and commanding driving experience. Several modifications and upgrades can be implemented to achieve this substantial boost in horsepower. By carefully selecting high-performance parts, such as an aftermarket air intake system, an upgraded exhaust system, a performance chip, and a recalibrated engine tune, owners of the 2015 Challenger SXT can unlock it’s true potential. These enhancements, when combined, provide a significant increase in output, delivering unparalleled acceleration and thrills on the open road. So, let’s delve into the world of performance upgrades and discover how to transform your 2015 Challenger SXT into an even more formidable, high-powered machine.

How Much Horsepower Can You Get Out of a V6 Challenger?

This engine is equipped with a high-flow intake and exhaust system, allowing for optimal performance. With it’s eight-speed automatic transmission, the Challenger SXT and GT can accelerate from 0 to 60 mph in just over 6 seconds.

For those looking for even more power, the Challenger R/T model boasts a larger 5.7-liter V8 engine, delivering a whopping 375 horsepower and 410 lb-ft of torque. This engine comes paired with a six-speed manual transmission or an optional eight-speed automatic transmission. With this setup, the R/T can go from 0 to 60 mph in around 5.1 seconds.

But the power doesn’t stop there. The Challenger R/T Scat Pack takes things up a notch with it’s 6.4-liter V8 engine, producing an impressive 485 horsepower and 475 lb-ft of torque. This beast of an engine provides exhilarating acceleration and can launch the R/T Scat Pack from 0 to 60 mph in just over 4 seconds.

Drivers seeking even more brute force can opt for the Challenger SRT Hellcat, equipped with a monstrous supercharged 6.2-liter V8 engine. This engine cranks out an astonishing 717 horsepower and 656 lb-ft of torque, making it one of the most powerful engines in it’s class. The Hellcat can go from 0 to 60 mph in a mind-boggling 3.6 seconds.

The Dodge Challenger offers a range of horsepower options, starting from 305 horsepower in the base V6 models and going all the way up to a mind-blowing 797 horsepower in the Hellcat Redeye. Whether youre looking for a powerful daily driver or a track-ready performance machine, the Challenger has a horsepower rating to suit your needs.

Analyzing the Impact of Weight Reduction on the Overall Horsepower-to-Weight Ratio and Performance of the V6 Challenger

  • Introduction to weight reduction and it’s impact
  • Understanding the V6 Challenger’s horsepower-to-weight ratio
  • The importance of horsepower-to-weight ratio for performance
  • Benefits of weight reduction on the V6 Challenger
  • Improved acceleration and responsiveness
  • Enhanced handling and maneuverability
  • Fuel efficiency gains
  • Potential drawbacks and considerations
  • Choosing the right weight reduction methods
  • Conclusion and final thoughts on the topic

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With the rise of car enthusiasts seeking to enhance their driving experience, many Challenger owners wonder if they can upgrade their vehicles. Fortunately, one popular modification that can unleash the true potential of your Challenger is an Electronic Control Unit (ECU) upgrade or tune. By tweaking the default emission and engine settings, this tune opens the door to a world of improved performance and customizable configurations. If you’ve ever dreamed of fine-tuning your Challenger’s driving dynamics, read on to find out more about this incredible upgrade.

Can I Upgrade My Challenger?

If youre a proud owner of a Challenger and find yourself wondering, “Can I upgrade my Challenger?” the answer is, yes, you certainly can! One popular option to enhance your Challengers performance is through an Electronic Control Unit (ECU) upgrade or tune. This upgrade modifies the default emission and engine settings of your vehicle, providing you with the ability to have more user-defined configurations.

This modification allows you to experience a noticeable improvement in various aspects of your vehicles performance, such as horsepower, torque, and fuel efficiency. With a more finely tuned ECU, you can expect your Challenger to deliver a thrilling and exhilarating driving experience like never before.

Different tuning options allow you to have greater control over factors like throttle response, shift points, and even the exhaust sound. You can tailor your Challenger to suit your specific preferences and make it truly unique.

It’s important to note that an ECU upgrade or tune should be performed by a skilled and experienced professional to ensure optimal results. They’ll be able to assess your vehicles current condition, understand your specific requirements, and fine-tune the ECU settings accordingly. This way, you can be confident in receiving a safe and reliable upgrade that maximizes your Challengers performance capabilities while staying within legal limits.

Consult with a professional to ensure a safe and personalized upgrade that aligns with your desired outcomes. Get ready to take your Challenger to new heights!

Other Performance Upgrades for the Challenger, Such as Aftermarket Exhaust Systems, Cold Air Intakes, and Supercharger Kits.

There are various performance enhancements available for the Challenger, including aftermarket exhaust systems, cold air intakes, and supercharger kits. These aftermarket modifications can enhance the vehicle’s overall performance and provide a more exhilarating driving experience. Upgrading the exhaust system allows for better airflow and increased horsepower, while cold air intakes introduce cooler air to the engine, resulting in improved combustion and power output. Supercharger kits, on the other hand, boost the engine’s performance significantly by forcing more air into the combustion chamber. These upgrades are popular among car enthusiasts who want to take their Challenger’s performance to the next level.

Source: 8 Modifications Dodge Challenger Owners Should Consider …

If you’re a proud owner of a Dodge Challenger and want to take your driving experience to the next level, there are plenty of ways to add more horsepower to your car. From a crate engine to a performance air intake, these modifications will surely enhance the speed and power of your Challenger. Let’s explore 10 ways you can make your Dodge Challenger even faster.

How Can I Add More Horsepower to My Challenger?

If youre a Dodge Challenger owner looking for ways to boost your cars performance, youre in luck. There are several modifications you can make to increase the horsepower and overall speed of your vehicle. One option is to consider installing a crate engine, which is a high-performance engine specifically designed for increased power. This type of upgrade can significantly enhance your Challengers acceleration and top speed.

Another modification to consider is a new exhaust system. By replacing your factory exhaust with a high-performance aftermarket system, you can improve both the horsepower and torque of your car. A well-designed exhaust system will also give your Challenger a more aggressive and throaty sound.

One area often overlooked when it comes to performance upgrades is the camshaft. Upgrading to a performance camshaft can greatly increase the power output of your Challengers engine. It works by optimizing the valve timing, allowing more air into the cylinders, and providing additional horsepower.

Another component that can be upgraded to boost your Challengers performance is the driveshaft. By installing a lightweight, high-strength driveshaft, you can reduce rotational mass and improve the transfer of power from the engine to the wheels. This will lead to quicker acceleration and better overall performance.

If youre looking for a significant increase in horsepower, installing a supercharger is a great option. A supercharger forces more air into the engine, resulting in higher combustion and more power output.

Lastly, consider upgrading the sway bar kit. By replacing the stock sway bars with a high-performance kit, you can improve the handling and stability of your Challenger. This will allow you to take corners at higher speeds and enhance your overall driving experience.

Upgrading the Air Intake System

Upgrading the air intake system involves making modifications to the way air enters the engine for combustion. This can include replacing the stock air filter with a higher-flowing performance filter, installing an aftermarket cold air intake system, or altering the size and shape of the intake ducts and tubing. These modifications aim to improve the engine’s airflow and increase power output. By allowing more air to reach the engine, upgrading the air intake system can enhance throttle response, fuel economy, and overall engine performance.

If you’re looking to give your V6 Challenger an extra speed boost, you may consider investing in a turbo kit. Available for the 2022 Dodge Challenger, this upgrade can significantly increase your horsepower and performance. However, it’s important to note that it comes at a price. On average, a Challenger turbo kit can cost anywhere between $6,000 and $8,000. In comparison, the base model of the 2022 Challenger starts at $32,025 and already boasts a V6 engine with 303 horsepower.

Can You Boost a V6 Challenger?

If youre looking to add a bit of extra oomph to your V6 Challenger, you may be interested in exploring the option of a turbo kit. With a turbocharger, you can give your Challenger a significant speed boost, allowing you to enjoy even more thrilling rides. However, it’s important to note that this upgrade doesn’t come cheap. On average, a turbo kit for a V6 Challenger can cost you anywhere between $6,000 and $8,000.

To put this cost into perspective, lets compare it to the base model 2022 Dodge Challenger. This vehicle comes equipped with a V6 engine that produces 303 horsepower, providing a satisfying amount of power for most drivers. The starting price for the base model Challenger is $32,025, making it a more affordable option for those who’re looking for a balance between power and cost.

By forcing more air into the engine, the turbocharger allows for improved combustion and greater power output. This means that youll be able to accelerate faster and reach higher speeds, providing an exhilarating driving experience.

Exploring the Aftermarket Options for Turbocharging a V6 Challenger.

  • Upgrading the turbocharger
  • Installing an intercooler
  • Custom tuning the engine
  • Adding a high-flow exhaust system
  • Upgrading the fuel injectors
  • Installing a blow-off valve
  • Replacing the stock intake manifold
  • Adding a wastegate
  • Upgrading the transmission for higher power
  • Installing a larger throttle body
  • Upgrading the air intake system
  • Adding a water-methanol injection kit
  • Upgrading the fuel pump
  • Installing a boost controller
  • Upgrading the engine internals for increased strength
  • Adding an oil cooler
  • Installing a catch can
  • Upgrading the cooling system
  • Adding a fuel pressure regulator
  • Replacing the stock camshaft with a performance one

When it comes to upgrading the 2023 Dodge Challenger Hellcat, there are a variety of options to consider. Enhancements such as high-flow catalytic converters, mid pipes, and fuel injectors can give your Hellcat a boost in performance. Additionally, an upgraded air induction system, headers, and pulleys can further enhance it’s power and overall driving experience. Read on to discover the best upgrades available for your Dodge Challenger Hellcat.

Can I Upgrade My Challenger?

The 2023 Dodge Challenger Hellcat is a powerful and exhilarating vehicle, but for those looking to take their driving experience to the next level, certain upgrades can enhance it’s performance and capabilities. One of the top upgrades for the Challenger Hellcat is the installation of high-flow catalytic converters. These converters increase the flow of exhaust gases, allowing the engine to breathe better and generate more power. Paired with high-flow mid pipes, which further optimize exhaust flow, these upgrades can significantly enhance the Hellcats performance.

Upgraded headers offer better exhaust gas flow, reducing backpressure and increasing horsepower. Additionally, upgrading pulleys can improve supercharger performance by increasing boost levels, leading to enhanced acceleration and power delivery. These upgrades work in conjunction with the other modifications, creating a comprehensive package to elevate the driving experience of the Challenger Hellcat.

It’s advisable to consult with professionals or authorized dealers who specialize in performance upgrades for accurate guidance and assistance with the installation process.


By enhancing the engine with upgrades such as a cold air intake, performance headers, and a cat-back exhaust system, one can optimize airflow and unleash more power. Additionally, custom tuning the engine's computer can further maximize performance gains.

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