I'm going with Joe's steel flywheel (thought it was 17 lbs, not 18 but w/e). He recommended it to me even when I asked for the lightest one possible. Not buying anything Z1 anymore, so their flywheel is out.
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2011 370Z 6MT Sport Gun Metallic | ARC | CJM | Ecutek | FI | Fujimura | R2C | SPL | Stillen | TWM | Z1 | ZSpeed | |