Danny Barnes, Brian Hayes and James Coughlan make way for Laulala, Foley and Butler respectively, with Hayes and Barnes both listed among an extended replacements bench.
Tickets for Friday's game are available to buy online here, and from the Munster Rugby Ticket offices (Cork and Limerick), the Munster Rugby Store, Cork and by phone on 061-421103 and 021-4315767.
Discounted prices are available if bought online starting from €14 and there is a family pack for €27 for two adults and two children.
MUNSTER (v Bristol): Denis Hurley; Doug Howlett (capt), Casey Laulala, James Downey, Luke O'Dea; Ian Keatley, Duncan Williams; Dave Kilcoyne, Damien Varley, Stephen Archer, Billy Holland, Dave Foley, Tommy O'Donnell, Sean Dougall, Paddy Butler.
Replacements: Wian du Preez, Marcus Horan, BJ Botha, Sean Henry, Duncan Casey, Brian Hayes, Philip Donnellan, David O'Callaghan, Barry O'Mahony, Peter Stringer, Scott Deasy, Danny Barnes, Johne Murphy, Sean Scanlon.
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