Car is Toyota Vios 2006 1.3J M/T.

I'm just wondering kung saan nanggagaling yung amoy everytime I reach 140 kph pero as soon as I slow down to maybe 110 to 120 kph, nawawala naman yung amoy.

Tires? Break pads? Clutch? Something in the engine?

Need your opinions po.

Thanks.