Eight days after being humbled 52-28 by Waikato, the Lions have outclassed Auckland 39-21, outscoring their hosts six tries to three.
Wellington took charge in the first half, with Vince Aso, Wes Goosen, Peter Umaga-Jensen, Billy Proctor and Pepesana Patafilo scoring tries to take a 29-14 halftime lead.
Aso then sealed the win with his second try late in the match.
New All Blacks squad member Caleb Clarke, Jonathan Ruru and Leni Apisai scored Auckland's tries.