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underdrive pulleys/iridium plugs...

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G

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Discussion Starter · #1 ·
Has anyone put the underdrive kit on the V6/V8? What are the
pros/cons. Was there a noticable power gain? How about iridium
spark plugs. Any users? Any difference?

Thanks,

Ron
fullmonte60
'01 Laser Red Coupe-V6/5Spd
 
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