Originally Posted by TheCarStereoCompany
incorrect. when you have the sync/sony system and the tweeters are in the pillars, only a midbass signal gets sent to the doors. the highs get sent to the pillars. this would make you tweeters in your new speakes useless. but since you dont have tweeters in the pillars, then you dont need to worry about it. also, those adapters will not fit the tweeter connections.
Well I must have a special truck cause I installed aftermarket speakers with tweeters in my doors and the tweeters in them work just find.
I have the Sync Sony 700watt systems.