Bosch+4 sparkplugs
#2
I did with in a week they carboned up so bad I took them back for a refund. Went with the motorcraft plat. And runs like a charm. No luck with them in mine.
------------------
1997 F-150 XL Flareside 4.2L, Bright Red, Auto 3.08, K&N Air Filter, Air Box Modification, Glass Pack Muffler single in dual out, Superchip, Diehard Security Battery, Cragar Rims, Tail Light Modification
------------------
1997 F-150 XL Flareside 4.2L, Bright Red, Auto 3.08, K&N Air Filter, Air Box Modification, Glass Pack Muffler single in dual out, Superchip, Diehard Security Battery, Cragar Rims, Tail Light Modification