Help Pls: What is this hose coming off the battery and what is AGM battery? - 6SpeedOnline - Porsche Forum and Luxury Car Resource
![Found it! AGM Battery with vent tube port that fits!!!! - Page 2 - EvolutionM - Mitsubishi Lancer and Lancer Evolution Community Found it! AGM Battery with vent tube port that fits!!!! - Page 2 - EvolutionM - Mitsubishi Lancer and Lancer Evolution Community](https://cimg0.ibsrv.net/gimg/www.evolutionm.net-vbulletin/660x305/img_20210210_094821_25aec98b9a45afadeb793598399a421c2bdbae6c.jpg)
Found it! AGM Battery with vent tube port that fits!!!! - Page 2 - EvolutionM - Mitsubishi Lancer and Lancer Evolution Community
![Battery venting, fitment and options for most BMWs and particularly E30's | RTS - Your Total BMW Enthusiast Battery venting, fitment and options for most BMWs and particularly E30's | RTS - Your Total BMW Enthusiast](https://www.rtsauto.com/wp-content/uploads/2013/05/Battery-venting-tube.jpg)