While there is no official "exclusive" content pack specifically named "3.0.3 NSP RAR," the Version 3.0.3 update for Mario Kart 8 Deluxe
Does this update change the Yoshi-Teddy Buggy meta? In short: No.Nintendo has moved away from balance patches (buffing or nerfing weight classes and speed stats). Version 3.0.3 is strictly a performance and security patch. If you were hoping for a buff to Tanooki Mario or a nerf to the standard Pipe Frame, you’ll have to wait for a potential (though unlikely) 3.1.0. Why You Should Care mariokart8deluxeupdate303nsprar exclusive
The update did not introduce new characters, courses, or balance changes to graphics, sound, or vehicle stats. The "nsprar" Exclusive Context While there is no official "exclusive" content pack
Additional Resources
Improved network stability during regional and global matchmaking. 4 new retro tracks compressed from scrapped MK
Performance “Exclusive” Toggle
Improved Gameplay Mechanics