2011 Honda Civic Si Nitrous Oxide Systems
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Nitrous Express®EFI Sport Compact Nitrous SystemHonda Civic Si 2011, EFI Sport Compact Nitrous System by Nitrous Express®. The NX EFI nitrous system is the top of the line EFI power booster on the market. From the billet aluminum and carbon fiber solenoids, to patented Shark nozzle,...These Nitrous Express nitrous systems are designed specifically for Sport CompactsThe single nozzle systems will work on any vehicle with a single throttle body$604.47 - $2,073.38
