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Discussion Starter #1
any one know if the knew msd coil packs for the ls1/ls6 will work on the ls2 ive been told the wireing harness is the same:grouphug:
 

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2007 chevy trailblazer_ss_3ss
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I heard that they were different. But even if they were the same, you wont see a gain with em....you would need alot done to your engine to even see a worthwhile gain IMHO. Money better spent on other things such as a converter:yes:
 
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