Currently, only the first Tremors movie is available on Blu-ray, but Universal has announced the Tremors Attack Pack, a collection of all four Tremors films together on Blu-ray. The set is due out on September 17th, includes a handful of bonus features, as well as DVD versions of each movie:

"The relentless, man-eating creatures from below the ground are back! Including all four Tremors films in one action-packed collection, The Tremors Attack Pack is the ultimate sci-fi adventure that will leave you on the edge of your seat! Starring Kevin Bacon, Michael Gross, Fred Ward and Reba McEntire, the race is on to overcome these slimy subterraneans in an epic battle of man vs. creature."

Tremors Blu-ray Bonus Features:

  • The Making of Tremors
  • Kevin Bacon Profile
  • Michael Gross Profile
  • Reba McEntire Profile
  • Theatrical Trailers

Tremors 3: Back to Perfection Blu-ray Bonus Features:

  • Spotlight on Location

Tremors 4: The Legend Begins Blu-ray Bonus Features:

  • You’re on the Set of Tremors 4: The Legend Begins
  • Dirt Dragons
  • Miniatures Production
  • S.S. Wilson’s Student Film “Recorded Live”
  • Feature Commentary with Director S.S. Wilson