[pengpeng28]

M exhaust button (is it really just noise inside the cabin and does nothing to the exhausts)?

[JABCAT]

Your vehicle didn't come with an owner's manual?

[bmhewett]

Originally Posted by pengpeng28

M exhaust button (is it really just noise inside the cabin and does nothing to the exhausts)?

IT WORKS BUT ONLY WHEN M1 OR M2 IS SELECTED. i guess the engine must be in sport

[M_Power Rob]

Originally Posted by bmhewett

IT WORKS BUT ONLY WHEN M1 OR M2 IS SELECTED. i guess the engine must be in sport

????

[Baller]

Originally Posted by bmhewett

IT WORKS BUT ONLY WHEN M1 OR M2 IS SELECTED. i guess the engine must be in sport

LOL. awesome, but no.