Given I've not got an imaginative bone in my body and I like all things shiny, the next mod I'm shamelessly planning to copy is DaveMK1's air inlet splitter plate to feed the air filter with ambient air rather than air that has been mostly heated by the radiator seen here:
It's also been copied and improved with gold foil by CraigHew:
Today I've had the great pleasure of an early morning two car sortie round mid Wales courtesy of the excellent guide that CraigHew is. Before I left Craig's to head home, I hooked up my laptop to my unlocked Omex 600 Ecu and set it up to log air