Leicester, Northampton and Exeter are all guaranteed places in the LV= Cup semi-finals after the last round of pool games.
Tigers hammered Cardiff Blues 43-9, while Saints picked up a bonus-point win over Wasps.
Exeter meanwhile, were assured top spot when Harlequins lost at Gloucester.
The Cherry & Whites remain in contention for the final semi-final spot, but need Saracens to lose to the Chiefs on Sunday.
Sale Sharks 38-3 Scarlets
Sale cruised to victory in this dead rubber with two tries from Tom Arscott sending them on their way to a crushing success.
Dan Braid, Mike Haley, Tom Brady and Viliami Fihaki scored the other tries for Steve Diamond’s side, while Frazier Climo added the Scarlets’ lone score, a first-half penalty.
For Sale Sharks:
Tries: Braid, Haley, Arscott 2, Brady, Fihaki
Cons: Macleod 3, Ford
Sale Sharks: 15 Mike Haley, 14 Tom Arscott, 13 Johnny Leota, 12 Sammy Tuitupou, 11 Mark Cueto, 10 Nick Macleod, 9 Will Cliff, 8 Josh Beaumont, 7 David Seymour, 6 Dan Braid (c), 5 Nathan Hines, 4 Jonathan Mills, 3 Vadim Cobilas, 2 Marc Jones, 1 Eifion Lewis-Roberts.
Replacements: 16 Cameron Neild, 17 Maxim Cobilas, 18 Ross Harrison, 19 Viliami Fihaki, 20 Mark Easter, 21 Nathan Fowles, 22 Joe Ford, 23 Tom Brady
Scarlets: 15 Kristian Phillips, 14 Kyle Evans, 13 Iolo Evans, 12 Adam Warren, 11 Aaron Warren, 10 Frazier Climo, 9 Rhodri Williams, 8 Rory Pitman 7 Sion Bennett, 6 Roy Osborn, 5 Shaun Jones, 4 Jack Payne, 3 Ben Leung, 2 Darran Harris, 1 Rhys Thomas.
Replacements: 16 Torin Myhill, 17 Jacobie Adriaanse, 18 Javan Sebastian, 19 Josh Middleton, 20 Ellis Lloyd, 21 Justin James, 22 Lee Williams, 23 Richard Williams
Cardiff Blues 9-43 Leicester Tigers
Leicester sealed their place in the last four with a convincing win in Cardiff, ending the Blues’ hopes of a semi-final place.
Adam Thompstone crossed twice, with Fraser Balmain, Niall Morris, David M