Came across these on Ebay, just thought I would share (I know absolutely nothing about them) -

https://www.ebay.com.au/itm/REMUS-POWERIZER-Plug-and-Play-Tuning-box-for-VW-GOLF-VII-R-MANUAL-or-AUTO/232329814275?hash=item3617efa103:g:k2oAAOSwR29ZEnw Y:rk:3:pf:0


https://www.ebay.com.au/itm/REMUS-POWERIZER-Plug-and-Play-Tuning-box-for-VW-GOLF-VII-GTi-MANUAL-or-AUTO/232329809213?hash=item3617ef8d3d:g:6ToAAOSw9OFZEno r:rk:8:pf:0