Bosch Platinum +4 Spark Plugs
| Bosch | |
| Platinum +4 Spark Plugs | |
| 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. |
Owners' Thoughts
didn't make much gain that i could notice but had read that these were good
Smoother idle but performance didn't improve.
Its a good plug, worth the money
Didnt notice much of anything. But plugs are plugs and theses are pretty good.
Celica Fitment
| 1999 1998 1997 1996 1995 1994 |
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| AT200 ST202 ST203 ST204 ST205 |
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| Convertible Coupe Hatchback |
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| Auto Manual |