The seventh placed team tonight took their place in the semi-final after coming from behind to defeat Woking.
Rohan Ince rifled the hosts ahead but Michael Cheek levelled from the spot to get the away side up and running.
The winner arrived from Deji Elerewe, his well-placed header completed the second-half turn around as the outsiders again cause issues in the Eliminators.
Andy Woodman said: “We just believe in each other in that dressing room and I couldn’t be prouder, but it’s just one match.
“Now we head to Chesterfield needing another great performance.”
Worthing’s wonderful National League South season continues as they knocked out Braintree Town.
It was an explosive start as Davide Rodari put the Rebels ahead but the Iron drew level through Lamar Reynolds.
An own goal from keeper Jack Sims separated the sides and they head to Oxford City on Sunday.
It was a thriller between Brackley Town and Gloucester City but the Saints storm through on penalties.
Sion Spencer stunned St James Park with a leveller nine minutes into injury time but the hosts recovered and won it from the spot to break the Tigers’ hearts.
They face Chester for a place in the final this weekend.