This kit contain everything you need to service your mclaren transmission 
we have been running and testing our vehicle on the track for over 40k track miles just on McLaren senna with this specific fluid developed for Dual clutch transmission . 
Pakelo Have used this oil in ferrari challenge car , we have been using this oil for years on other GT4 cars as well. 
Ultra smooth clutch engagement and gear change is what you will experience with this oil combination. 
OEM specific oil is good. And this  IS GREAT. 
 
Try this and you won't look back. 
 
This kit contain  OEM clutch filter  
                                  OEM transmission Filter 
                                   7x 1 liter gear oil kit 
                                    7 x  clutch fluid kit  
                                 Everything you need to perform the right job for track use.  
                               especially formulated for hot weather like California racetrack.