Hey Subaru Forester SJ enthusiasts! Thinking about upgrading your ride with a new exhaust system? You've come to the right place. Let's dive into everything you need to know to make the best choice for your Forester.

Why Upgrade Your Exhaust System?

Before we get into the specifics, let's talk about why you might want to upgrade your exhaust system in the first place. There are several compelling reasons, ranging from performance gains to aesthetic improvements.

Enhanced Performance

One of the primary reasons people upgrade their exhaust system is to boost their vehicle's performance. A less restrictive exhaust system allows the engine to breathe more freely. This means exhaust gases can exit the engine more quickly, reducing back pressure. Less back pressure translates to more horsepower and torque, giving you that extra oomph when you need it. Enhanced performance can make your daily commute more enjoyable and improve your Forester's capabilities on off-road adventures.

Improved Fuel Efficiency

While it might seem counterintuitive, an upgraded exhaust system can sometimes improve fuel efficiency. By allowing the engine to operate more efficiently, it doesn't have to work as hard to produce the same amount of power. This can lead to slight improvements in MPG, saving you money at the pump over time. However, it's important to note that fuel efficiency gains can vary depending on the specific system and your driving habits. Improved fuel efficiency is a welcome bonus for many drivers.

Better Sound

Let's be honest, who doesn't love a good-sounding exhaust? An aftermarket exhaust system can give your Forester a deeper, more aggressive tone. Whether you prefer a subtle rumble or a throaty roar, there's an exhaust system out there that can deliver the sound you're looking for. Better sound adds character to your vehicle and makes every drive a more engaging experience.

Aesthetic Appeal

An upgraded exhaust system can also enhance the visual appeal of your Forester. Many aftermarket systems feature polished stainless steel tips that look great and add a touch of style. A shiny new exhaust system can make your Forester stand out from the crowd. Aesthetic appeal is a significant factor for those who take pride in their vehicle's appearance.

Types of Exhaust Systems for the Subaru Forester SJ

Now that you know why you might want to upgrade, let's explore the different types of exhaust systems available for the Subaru Forester SJ. There are several options to choose from, each with its own unique characteristics and benefits.

Cat-Back Systems

A cat-back exhaust system replaces everything from the catalytic converter back to the exhaust tip. This is a popular choice for many Forester owners because it offers a good balance of performance, sound, and affordability. Cat-back systems are relatively easy to install and can provide noticeable improvements in horsepower and torque. They also tend to produce a more aggressive exhaust note compared to the stock system. Cat-back systems are a great starting point for exhaust upgrades.

Axle-Back Systems

An axle-back exhaust system is a simpler and more budget-friendly option. It replaces only the components from the rear axle to the exhaust tip. While axle-back systems don't typically offer the same performance gains as cat-back systems, they can still improve the sound and appearance of your Forester. They are also very easy to install, often requiring only basic hand tools. Axle-back systems are ideal for those looking for a quick and easy upgrade.

Full Exhaust Systems

A full exhaust system, also known as a turbo-back system (for turbocharged models), replaces the entire exhaust system from the turbocharger or engine manifold all the way to the exhaust tip. This is the most comprehensive and expensive option, but it also offers the greatest potential for performance gains. Full exhaust systems are designed to maximize exhaust flow and minimize back pressure, resulting in significant increases in horsepower and torque. They also tend to produce the most aggressive exhaust note. Full exhaust systems are for those who want maximum performance.

Considerations for Choosing an Exhaust System

Choosing the right exhaust system for your Subaru Forester SJ involves several considerations. Here are some key factors to keep in mind:

Budget

Exhaust systems can range in price from a few hundred dollars to over a thousand dollars, so it's important to set a budget before you start shopping. Consider how much you're willing to spend and prioritize the features that are most important to you. Budget is a crucial factor in any upgrade decision.

Performance Goals

What are you hoping to achieve with your new exhaust system? Are you primarily interested in increasing horsepower and torque, improving fuel efficiency, or enhancing the sound of your vehicle? Your performance goals will help you narrow down your options. Performance goals should drive your selection process.

Sound Preference

Exhaust systems can vary widely in terms of sound. Some systems are designed to produce a subtle, refined tone, while others are much louder and more aggressive. Consider your personal preferences and how the sound of the exhaust will impact your daily driving experience. Sound preference is a very personal aspect of exhaust selection.

Installation

How comfortable are you with installing the exhaust system yourself? Some systems are relatively easy to install, while others may require professional installation. Consider your skill level and whether you have access to the necessary tools and equipment. Installation can be a DIY project or require professional help.

Legal Regulations

Be sure to check your local laws and regulations regarding exhaust systems. Some areas have noise restrictions or require that your vehicle pass emissions testing. Make sure the exhaust system you choose complies with all applicable laws. Legal regulations are an important consideration to avoid fines or violations.

Popular Exhaust System Brands for the Subaru Forester SJ

Several reputable brands offer high-quality exhaust systems for the Subaru Forester SJ. Here are a few of the most popular:

Invidia

Invidia is a well-known brand that produces a wide range of exhaust systems for various vehicles, including the Subaru Forester SJ. Their systems are known for their high-quality construction, excellent performance, and aggressive sound. Invidia exhaust systems are a popular choice among enthusiasts.

MagnaFlow

MagnaFlow is another popular brand that offers exhaust systems for the Subaru Forester SJ. Their systems are known for their smooth, deep sound and excellent performance. MagnaFlow systems are also CARB compliant, making them legal in California and other states with strict emissions regulations. MagnaFlow offers both performance and compliance.

Borla

Borla is a premium brand that produces high-end exhaust systems for a variety of vehicles. Their systems are known for their exceptional quality, performance, and sound. Borla systems are typically more expensive than other options, but they offer a level of refinement that is unmatched. Borla is a top-tier choice for discerning buyers.

Nameless Performance

Nameless Performance offers customizable exhaust options for the Subaru Forester SJ. They are popular among enthusiasts who want a more personalized exhaust sound and look. Nameless Performance provides unique and customizable options.

Installation Tips

If you decide to install the exhaust system yourself, here are a few tips to make the process easier:

• Gather Your Tools: Make sure you have all the necessary tools before you start, including wrenches, sockets, a ratchet, and a jack.
• Use Penetrating Oil: Apply penetrating oil to any rusty bolts or connections to make them easier to remove.
• Support the Exhaust System: Use jack stands to support the exhaust system while you're working on it.
• Follow the Instructions: Read and follow the manufacturer's instructions carefully.
• Get Help if Needed: If you're not comfortable installing the exhaust system yourself, don't hesitate to seek professional help.

Conclusion

Upgrading your exhaust system is a great way to enhance the performance, sound, and appearance of your Subaru Forester SJ. By considering your budget, performance goals, sound preferences, and installation capabilities, you can choose the perfect system for your needs. So go ahead and give your Forester the upgrade it deserves!