From Dieselbenz.info Wiki
|Part Number(s):||Bosch 80006|
|Part Cost:||$60 for 5|
|Best Place to buy:||Standard places|
|Cost to Have it done in a shop:||$|
|How long it may take:||1 hours|
|Special tools needed:|
These are very easy, you just basically unscrew the wire that connects them all (5mm hex I think) and then pull them and and put the new ones in.