Some people have had lots of problems with the master. RJM has an HD CMC available now. Even if you don't upgrade, you are still going to want to replace or rebuild your OEM master whenever you replace the CSC.
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2011 370Z 6MT Sport Gun Metallic | ARC | CJM | Ecutek | FI | Fujimura | R2C | SPL | Stillen | TWM | Z1 | ZSpeed | |