RE: Car Battery With Overflow Tube??
I've seen them but they are not super common. Mount the battery tightly and make sure it is not overfilled and you should be fine
2013 Passat TDI SE 51K(hers)
2002 VW Jetta TDI 175K (mine)
1995 Volvo 850 Turbo 263K (kids)
1983 Mercedes 300D 298K (diesel commuter)
1998 Volvo S70 T5 100K (fun car)