Canterbury kept touch with leaders Gold Coast thanks to a dramatic drop-goal win for the second successive week.
The Titans still lead the way thanks to a 12-8 success in their Queensland derby with Brisbane, whilst in the result of the weekend last season’s premiers Sydney Roosters were beaten by Parramatta.
The ‘battle of the beaches’ between Manly and Cronulla saw a runaway victory for the home side at Brookvale Oval.
Steve Matai continued his good recent form with a brace, as the Sea Eagles eased to a 24-4 win.
South Sydney took maximum points for the second week on the bounce, thanks to an 18-2 win at Penrith.
Nathan Merritt stole the headlines, as the winger became the most prolific try-scorer in the club’s history, but the Rabbitohs’ defence was the key.
Michael Maguire’s side produced a rock-solid display, restricting the Panthers to a solitary Jamie Soward penalty.
Round 6 results:
Gold Coast 12-8 Brisbane (Apr 11, Cbus Super Stadium)
Penrith 2-18 South Sydney (Apr 11, Sportingbet Stadium)
Canberra 12-26 Newcastle (Apr 12, GIO Stadium)
Parramatta 14-12 Sydney Roosters (Apr 12, Pirtek Stadium)
Wests Tigers 16-4 North Queensland (Apr 12, Campbelltown Sports Stadium)
Manly 24-4 Cronulla (Apr 13, Brookvale Oval)
NZ Warriors 20-21 Canterbury (Apr 13, Eden Park)
Melbourne 28-24 St George Illawarra (Apr 14, AAMI Park)
Round 7 fixtures:
South Sydney v Canterbury (Apr 18, ANZ Stadium)
Manly v North Queensland (Apr 18, Central Coast Stadium)
Newcastle v Brisbane (Apr 18, Hunter Stadium)
Cronulla v Sydney Roosters (Apr 19, Remondis Stadium)
Canberra v Melbourne (Apr 20, GIO Stadium)
Parramatta v Wests Tigers (Apr 21, ANZ Stadium)
Penrith v Gold Coast (Apr 21, Sportingbet Stadium)