: Which Brand Spark Plug is the best for 98 Deville?

05-10-04, 10:00 PM
I'm planing to change the spark plugs for my 98 Deville. Which brand is the best for fuel?

05-11-04, 01:09 AM
Just use the OEM AC Delco Platinum.

05-11-04, 04:15 PM
:coolgleam I spend most of my time on a board related to my truck. Very often we get a newbie saying that they put Bosch's in and it didn't run right, so I'd suggest staying away from them. I agree, use AC Platinums.