Step 5 - Fitting the Mirrors Step 4 - Fitment onto the Car Line up the Mirror again on the car using the three mentioned holes. Secure with 3 screws provided (gold in my case). Don't forget that cheeky little screw hiding under the rubber seal. Next page: Step 5 - Attach the Tweeter Surround Previous page: Step 4 - Assemble the Mirrors and Base Plates