Atomium MGSB - transmission oil additive to fix manual or semiautomatic gearbox | eBay
Thoughts on lucas manual additive? Would this make shifting smoother or worse? : r/CivicSi
Syncro Shift II
Red Line (50204) SAE 75W80 API GL-4 Manual Transmission - 1 Quart Transaxle Lubricant, LONGER SYNCHRO LIFE - High-performance gear protection, satisfies.., By Visit the Red Line Store - Walmart.com
Syncro Shift II
Type r Tranny issues still? | Page 16 | 2016+ Honda Civic Forum (10th Gen) - Type R Forum, Si Forum - CivicX.com
BG Drive line Synchro Shift II - Product Knowledge - YouTube
STF Synthetic Synchromesh Transmission Fluid
Synchromesh Manual Transmission Fluid | Pennzoil
Synchro 75W-80 GL-4 Full Synthetic Manual Transmission Fluid