install

Quick question on installing the K&N air filter and a Flowmaster 40 series. I do not have the truck yet (Its 1700 miles away) so I do not know what setup the muffler is for intake to the exit. Is it opposites? Any help/info on installing these would be greatly appreciated, thanks

:crazy:yyyyyyyyyeeeeeeeeeeeeeeesssssssssssssssssss!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! I finally installed the lights!!!!!!!!!!!!! Im sooo happy! IT TOOK LONG ENOUGH!!!!!!!They look great!!!!!!!!!!!!!!!!!!!!! Thanks all you guys for your help!!!!!!!!!!! :):););) pics are comin...