You can go to
Hyundai Service and register. They have what looks like enough to get you started. Click the Shop link on the home page and enter your model. Pick your year and engine size from the dropdowns. Look in Engine Mechanical System, Intake and Exhaust System.
They don't tell you what order to tighten the bolts on the intake manifold, though. Maybe the shop manual would ... Follow the torque specs and be sure to use a torque wrench that has the correct range.
Yeef! No wonder the plugs are rated for 100K miles!