The Honda Grom is one of the most popular mini bikes in the world. With its compact size, lightweight frame, and nimble handling, it’s perfect for cruising around town or hitting the track.
However, the stock exhaust system on the Grom can be quite restrictive, limiting performance and stifling the engine’s sound.
If you’re looking to upgrade your Grom’s exhaust system, you’ve come to the right place.
Contents
1. Introduction to Honda Grom Exhaust Systems
Before we dive into the different exhaust options for the Honda Grom, let’s take a moment to understand how exhaust systems work.
The exhaust system is responsible for collecting and expelling the gases produced by the engine. The exhaust gases are then passed through a series of pipes and mufflers that help to reduce noise and emissions.
In addition to improving the sound and performance of your bike, upgrading your exhaust system can also reduce weight and increase fuel efficiency.
2. Benefits of Upgrading Your Honda Grom Exhaust
Upgrading your Grom’s exhaust system can provide a number of benefits, including:
- Improved Performance: A high-performance exhaust system can help to increase horsepower and torque, allowing your Grom to accelerate faster and reach higher speeds.
- Better Sound: A new exhaust system can give your Grom a deeper, more aggressive sound that’s sure to turn heads.
- Reduced Weight: Many aftermarket exhaust systems are lighter than the stock system, which can help to improve handling and acceleration.
- Increased Fuel Efficiency: Upgrading your exhaust system can help to reduce backpressure and improve the efficiency of your bike’s engine.
3. Top Exhaust Upgrades for Honda Grom
There are a number of different exhaust systems available for the Honda Grom, each with its own unique set of features and benefits. Here are some of the top options to consider:
3.1. Yoshimura RS-2 Exhaust System
The Yoshimura RS-2 Exhaust System is one of the most popular upgrades for the Honda Grom. Made from high-quality stainless steel and aluminum, this system is designed to provide improved performance, better sound, and reduced weight.
It features a dual-outlet design that helps to increase airflow and reduce backpressure, allowing your Grom’s engine to breathe more easily.
The RS-2 also comes with a removable dB insert that can be used to reduce noise levels if desired.
3.2. Two Brothers Racing S1R Exhaust System
The Two Brothers Racing S1R Exhaust System is another great option for Grom owners looking to upgrade their exhaust.
This system features a high-performance carbon fiber muffler and a stainless steel header pipe, which work together to provide increased horsepower and torque.
The S1R also has a unique sound that’s sure to turn heads, and it’s designed to be easy to install with no modifications required.
3.3. FMF PowerCore 4 Exhaust System
The FMF PowerCore 4 Exhaust System is a popular choice for Grom owners who want to improve their bike’s performance without breaking the bank.
This system features a durable stainless steel muffler and a high-flow header pipe that work together to increase horsepower and torque.
The PowerCore 4 also has a removable spark arrestor that can be used to make the exhaust system compliant with noise and emissions regulations.
3.4. Akrapovic Racing Line Exhaust System
The Akrapovic Racing Line Exhaust System is designed to provide maximum power gains while still being street-legal.
It features a unique crossover design that helps to improve low-end torque and mid-range power, while also giving your Grom a deep, aggressive exhaust note.
The system is made from lightweight titanium, which helps to reduce weight and improve handling.
However, this system does come with a high price tag, making it an option for those who are willing to invest in the highest quality exhaust system for their Grom.
3.5. Brock’s Performance Alien Head 2 Exhaust System
The Brock’s Performance Alien Head 2 Exhaust System is a high-performance option that’s designed to provide maximum power gains for your Grom.
It features a full stainless steel construction, with a unique alien head muffler design that helps to increase airflow and reduce back pressure.
The system also comes with a removable dB killer insert that can be used to reduce noise levels if desired. This exhaust system is a great choice for Grom owners who are looking for the ultimate in performance and sound.
4. Factors to Consider When Choosing an Exhaust System
When choosing an exhaust system for your Honda Grom, there are several factors to consider, including:
- Performance: Look for an exhaust system that’s designed to provide maximum power gains, with a focus on low-end torque and mid-range power.
- Sound: Consider the type of sound you want your Grom to have, and choose an exhaust system that provides the tone you’re looking for.
- Weight: Choose an exhaust system that’s lighter than the stock system to help improve handling and acceleration.
- Cost: Consider your budget when choosing an exhaust system, as some options can be quite expensive.
5. Conclusion
Upgrading your Honda Grom’s exhaust system is a great way to improve performance, sound, and overall riding experience.
With several top options to choose from, there’s an exhaust system available for every rider’s needs and preferences.
Whether you’re looking for maximum performance gains, a deeper exhaust tone, or a lightweight option, the exhaust systems outlined in this article are all great choices to consider.
6. Frequently Asked Questions
- Will upgrading my Grom’s exhaust system void the warranty?
It depends on the specific warranty offered by your dealer or manufacturer. Some warranties may be voided by aftermarket modifications, while others may not be affected.
- Can I install an exhaust system on my Grom myself?
While it’s possible to install an exhaust system yourself, it’s recommended to have a professional mechanic handle the installation to ensure proper fitment and safety.
- How much horsepower gain can I expect from an aftermarket exhaust system?
The amount of horsepower gain will vary depending on the specific exhaust system and your Grom’s other modifications. However, most exhaust systems can provide a noticeable increase in power.
- Do I need to remap my Grom’s ECU after installing a new exhaust system?
It’s recommended to remap your Grom’s ECU after installing a new exhaust system to ensure optimal performance and prevent any potential issues.
- What’s the difference between a slip-on and a full exhaust system?
A slip-on exhaust system replaces only the muffler section of the stock exhaust system, while a full exhaust system replaces the entire exhaust system, including the header pipes.
Full exhaust systems tend to provide greater performance gains than slip-ons, but they’re also more expensive.