I bet its twice as expensive as the polys that have been out. Its probably also a lower durometer than the polys out now since everyone complains about the extra vibration, which would mean the current polys would still be better from a performance perspective.
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1999 C5 FRC: 12.7@114
2008 TBSS: 12.48@108
2017 Silverado 2500 do you even lift breh?
Last edited by KirkEvil; 02-29-2012 at 04:37 PM.
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