They all seem to use the same core (Setrab) so unless you see someone saying they had catastrophic failure you could probably go with anyone of the ones you've seen people buying here on the forum. Price and size of core would be the main concern at that point.
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Jon
Swift | SPC | Stillen | Motordyne | AAM | Cobb | Hawk | Volk Racing | Bridgestone
Green Demon Eyes
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