0280158028 Upgraded Fuel Injectors Fits For:-Chrysler Sebring 300 Pacifica For:-Dodge Journey Challenger Avenger Nitro Charger Magnum Stratus 2.7 3.5 4.0 2004-2010 (6 PCS)

As you can see, the o-rings are already installed on the top and bottom of each injector, so there is no need to purchase separately.

You can also put the o-rings of your original car Remove the type apron and install it on our new fuel injector.