Aspinall started the night as number five on the ranking, but following Michael van Gerwen's defeat to Peter Wright, The Asp moves back in the provisional play-off spots.
The Stockport ace saw Price coming back from a 5-2 deficit, but Aspinall broke the Welshman's throw again in the 11th leg with a 14-darter. He held his own throw with a 15-dart leg, before claiming the victory and two points in the 14th leg with a clinical 13-darter.
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Glen Durrant (99.31) 7-7 (99.14) Michael Smith
Daryl Gurney (98.02) 6-8 (100.78) Gary Anderson
Peter Wright (105.09) 8-1 (91.54) Michael van Gerwen
Gerwyn Price (93.93) 6-8 (99.35) Nathan Aspinall
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