water injection for turbo usually use the pressurize air (boost) from turbo to "push" water from sealed water container (with controlled vent) to inlet pipe after air filter or turbo.
appropriate nozzle to make small mist of water droplets required to make sure it "blend" with intake air.
water injection benefit from colder air intake temperature and thus some power increment can be felt.
Open pod air filter
De-cat straight flow exhaust (stock diameter)
Boost increase to 0.9 bar (stock turbo)
Splitfire ignition coil
Blitz FMIC
Manual gearbox