Sound difference depends on the brand.
Also, forget gaskets. Use high-temp silicone. I'll find the post that explains exactly what to do. That's a perk of being in Mustang forums.
2004 Ford Ranger, 4.0L, 5 Speed Manual
Leveled, 32/10.5/16 (Metric) BFG All-Terrains
Fab-Tech Light Bar w/ KC Daylighters
'06 Taillights, Clear Corners
5.0 Swap (Handbuilding motor)
SAS or 6" IFS Lift