Remove Stock Side Rocker Moldings:

1. Remove plastic strip along top of rocker. Access by opening door.
2. Remove Christmas tree fasteners along bottom of rockers at pinch weld, save for re-use.
3. Remove screws form end of rockers one in each well opening. Top edge of rockers between front wheel opening and door and rear wheel opening and door is held on with aggressive clips, you will have to get a good grip and pull upward and out from vehicle. Remove all clips from car body.

Check fit of Classic Exhaust Rockers to the Body.

Make sure two screw holes in wheel openings and holes for plastic securing strip in door opening, line up with holes in the body.
Fit front and rear spatz to car, using stock screw in wheel opening.

Remove Stock Side Rocker Moldings:

1. Open the driver side door and lower the window. Remove the door panel, speaker, kick panel and plastic trim piece along the bottom of the doorframe.

1. Open Trunk.
2. Remove four (4) "Christmas Tree" pushpins that hold plastic trim panel at striker plate and remove plastic trim.
3. Remove two (2) plastic speed nuts (phillips head) one per side, directly behind each taillight in trunk. Remove trunk panel.
4. Remove four (4) nuts per taillight housing (11 mm).
5. Unplug wiring harness (one connection per light).
6. Push grommets (one per light) with wiring harness through the sheet metal from inside to outside of trunk.
7. Remove taillight housings from vehicle.
8. With taillights on bench, remove bulbs and sockets from lights and remove harnesses completely.
9. Install bulbs in modified harnesses (make sure to wipe bulbs with isopropyl alcohol to avoid bulb burnout from hand grease).
10. Connect backup light bulbs and sockets to the lamp bodies first, then connect bulbs/sockets marked 1, then 2, and then J.

The first and most obvious reason is efficiency. You will get more power using less fuel with superior drivability with a port injected engine.