To remove an aftermarket exhaust pipe from a Harley Davidson motorcycle, you'll need some basic tools and follow these general steps:
Safety first: Make sure the motorcycle is on a stable surface, and if possible, use a motorcycle stand or lift to elevate the bike to a comfortable working height.
Gather the tools: You'll typically need a socket set or wrenches (size may vary depending on your specific exhaust system), Allen wrenches, penetrating oil (such as WD-40), and a rubber mallet.
Locate the attachment points: Take a look at your aftermarket exhaust system and identify the attachment points. Generally, there will be bolts or clamps securing the exhaust pipes to the engine and/or the mounting brackets.
Remove the heat shields (if applicable): Some aftermarket exhaust systems include heat shields to protect the rider from excessive heat. If your exhaust has heat shields, you may need to remove them first. They are usually held in place by clamps or screws, which can be loosened with appropriate tools.
Loosen the mounting bolts: Using the appropriate socket or wrench, loosen the bolts or nuts that secure the exhaust pipes to the engine and/or mounting brackets. Be sure to support the weight of the exhaust system as you loosen the fasteners to prevent it from falling.
Disconnect any additional components: Depending on your specific aftermarket exhaust system, there may be additional components to disconnect, such as oxygen sensors or brackets. Follow the manufacturer's instructions or consult a service manual for your specific model, if available.
Apply penetrating oil (if necessary): If the fasteners are rusted or difficult to loosen, you can spray some penetrating oil (such as WD-40) onto the bolts and let it sit for a few minutes to help loosen them. This can make the removal process easier.
Remove the exhaust system: Once all the fasteners are sufficiently loosened, carefully slide the exhaust pipes out of the mounting brackets and away from the motorcycle. Depending on the design of your exhaust system, you may need to wiggle it or gently tap it with a rubber mallet to dislodge it from any tight spots.
Inspect and clean: With the exhaust system removed, inspect the mounting points, gaskets, and any other components. Replace any damaged parts or gaskets as necessary. Also, take this opportunity to clean the areas where the exhaust pipes were attached to remove any debris or residue.
Remember, these steps provide a general overview, and the specific process may vary depending on the make, model, and design of your aftermarket exhaust system. If you're unsure or want detailed instructions, it's recommended to consult the manufacturer's documentation or a professional mechanic.