Installation drawings can be found linked on the specific Magnum product model page.
To find installation drawings for your specific model, please select whether it is a Moose, Tube or Modular product from the top navigation.
First select your truck OEM, then your truck model, and finally your specific product.
Click the button labeled Resource Library on the right hand side of the image and you will be brought to the installation drawing link. From here you can view and download your required drawing.