how come cars in advertisements

[ElFenix]

always sound like an accelerating V8, regardless of what they actually are.

 

[BatmanNate]

Because you touch yourself at night.

 

[Zenmervolt]

Because they can place the microphone pickup at any place on the car they want. That way you only hear a portion of the sound.

ZV

 

[xXped0thugXx]

because they are selling a car, to appeal to a customer it must sound like the best car it could be when in fact it sucks

 

[BillGates]

MOOOOOOOOOO!