Honda 2012-2015 Honda Civic Si 6th Gear Package: .647 Ratio
Part Number: 9THCIVIC-6TH
Inside Continental United States
Typically ships within 3-5 days
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Will It Fit Your Vehicle?
Tired of having those high cruising rpms? This combo package will help alleviate your issue.
All the parts are brand new from Honda. The parts are from a 2012-2015 Honda Civic Si with a gear ratio of .647.
- Mainshaft 6th
- Countershaft 6th
- Needle Bearing
- Single Cone Synchro