Will this bolt straight into my factory brake light location?

Yes. This unit mounts at the factory third brake light points with no modification to your Mustang's body or wiring harness. Test-fit before final installation to confirm alignment with your specific model year.

Does the LED bulb come with this assembly?

The LED array is integrated into the assembly and ships ready to install. No separate bulb purchase needed.

What's the return process if it doesn't fit or work?

Check the return policy on your order confirmation email. Most items are returnable within 30 days of purchase in original condition. Contact support with your order number if you run into fitment issues after installation.