See also:

Adding equipment to or modifying your air bag-equipped vehicle
If you modify your vehicle by changing your vehicle's frame, bumper system, front end or side sheet metal or ride height, this may affect the operation of your vehicle's air bag system. ...

Antenna
Roof Antenna Your car uses a roof antenna to receive both AM and FM broadcast signals. This antenna is a removable type. To remove the antenna, turn the antenna counterclockwise. To install the ...

SIX-SPEED TRANSMISSIONS
The 2011 Elantra can be equipped with a six-speed manual (M6CF3-1) or automatic (A6GF1) transaxle with SHIFTRONIC manual control. The 2011 Hyundai Elantra is the first small car in the Hyundai lin ...