Join Date: Dec 2005
Nominated 2 Times in 20 Posts
TOTW/F/M Award(s): 18
Thanked 1,103 Times in 942 Posts
They look exactly the same as glow plugs and there are usually four of them in a square unit.They can be a nightmare to remove as they corrode into the housing usually meaning that if you need to replace them you need the unit they sit in too.
I'd rather push my Alfa than drive a BMW....
Currently in Lagdti's garage:
2004 Saab 9-5 HOT Aero and a 2001 Audi A3 1.8 Turbo