Single vs dual exhaust is an age-old debate when it comes to upgrading from your factory exhaust. You may already have a single exhaust and are thinking about converting to a dual exhaust system. Perhaps you may just want to keep your single exhaust setup but still upgrade to a better aftermarket exhaust for added performance benefits. Whether you are looking to update your current exhaust setup or looking at vehicles to purchase, there are pros and cons to both single and dual exhausts.

As of September 2019, California drivers can once again receive a "fix-it" ticket if their exhaust is overly loud. This is a reversal of a previous decision that went into effect in January that got rid of fix-it tickets and instead fined drivers.

If upgrading your stock exhaust is a journey, then this guide is the first step. Read through the pros and cons of the four most popular exhaust materials to ensure you get just what you’re looking for!