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#1425 Nov 7, 9:28pm
Joined: Aug 2002
Posts: 101
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Joined: Aug 2002
Posts: 101
ok maybe someone can help me, i've heard performance spark plaugs can add up to 8HP and drastically help with pick up on acceleration, what kind would i need to get? which are best? is there a noticable difference? and how much? thanks

Joined: Oct 2002
Posts: 184
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Joined: Oct 2002
Posts: 184
they say that iridium spark plugs work. im kinda curious as to if they really do add hp. but you can find them on ebaymotors.com


*2003 Black GT-S 6speed* TRD body kit, HID upgrade, clear corners, Matrix XRS shift knob, 02 tails, trd exhaust, AEM gen 2 CAI, TWM short shifter.

Joined: Nov 2002
Posts: 4
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Joined: Nov 2002
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Iridium spark plugs are what we already have in our stock engine (7th gen).

Joined: Sep 2002
Posts: 13
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i heard platinum ones help??

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2003 Toyota Celica
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