Israel did not use the airforce in the initial attack. They used smuggled drones and operatives like what Ukraine used in Russia. Confirming that both Iran and Russia now face a common enemy.
Plus terrorists I. E. Car bombs employed in Tehran to confuse.
And assassination using drones and paralysed Iran air defences before the planes came in.
By the time SAF reaches Kluang, the Malay army would have decimated the entire island using simple howitzers.