Did you read the thread? Pre-2015 Nismos have red springs. 2015+ Nismos have black springs. The red springs are slightly stiffer IINM. Can't remember exact spring rates for each - a little bit of searching will tell you.
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2011 370Z 6MT Sport Gun Metallic | ARC | CJM | Ecutek | FI | Fujimura | R2C | SPL | Stillen | TWM | Z1 | ZSpeed |
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