Which specification does Axle & differential oil need for the Porsche Cayman GT4 (2015–2016)?

Axle & differential oil for the Porsche Cayman GT4 (2015–2016): 75W-90, API GL4, API GL5.

Which specification does Brake fluid need for the Porsche Cayman GT4 (2015–2016)?

Brake fluid for the Porsche Cayman GT4 (2015–2016): FMVSS 116 DOT 3, FMVSS 116 DOT 4.

Which specification does Coolant & antifreeze need for the Porsche Cayman GT4 (2015–2016)?

Coolant & antifreeze for the Porsche Cayman GT4 (2015–2016): G12++.

Suitable for Porsche Cayman GT4 (2015–2016)

For the Porsche Cayman GT4 (2015–2016), the manufacturer specifies motor oil 0W-40 (Porsche A40, ACEA A3, ACEA B4) or 5W-40 (Porsche A40, ACEA A3, ACEA B4).

Fluids and approvals for the Porsche Cayman GT4 (2015–2016)

Fluid	Requirement
Motor oil	0W-40: Porsche A40, ACEA A3, ACEA B45W-40: Porsche A40, ACEA A3, ACEA B4
Axle & differential oil	75W-90, API GL4, API GL5
Brake fluid	FMVSS 116 DOT 3, FMVSS 116 DOT 4
Coolant & antifreeze	G12++