Bosch Platinum +4 Spark Plugs
| Manufacturer | Bosch |
| Part | Platinum +4 Spark Plugs |
| Description | These spark plugs have a pure platinum electrode and a four ground electrode design, resulting in the most efficient combustion and a longer performance life. |
Celica Fitment
| Years | 1999 1998 1997 1996 1995 1994 |
| Types | AT200 ST202 ST203 ST204 ST205 |
| Body Styles | Convertible Coupe Hatchback |
| Transmissions | Auto Manual |
Owners' Thoughts
didn't make much gain that i could notice but had read that these were good
Paid $26 from Autozone.
Smoother idle but performance didn't improve.
Paid $28 from Performance shop.
Paid $28 from Autozone.
Its a good plug, worth the money
Paid $26 from Autozone.
Didnt notice much of anything. But plugs are plugs and theses are pretty good.
Paid $40 from AutoZone.
spke719
Paid $18 from napa auto parts.