Opel Grand Sport Electric (GSe) is the replacement of the defunct Opel Performance Center (OPC), the high-performance division of the German carmaker, Opel. 
History.
The abbreviation used to stand for "Grand Sport Einspritzung", as in the case of the Opel Commodore GS/E and the Opel Monza GSE, but now it means "Grand Sport Electric".
The "Grand Sport Electric" sub-brand for sporty models was established in September 2022, with the Astra L.
Prior to GSe models, Opel used the "Opel Performance Cneter" ("OPC") designation for its high performance and hot hatch derivatives.
GSe models.
The retail versions developed by GSe are sold under the Opel brand, as special versions of the standard Opel vehicles.
Models:
Concept cars.
 2023 - Opel Experimental 
References.
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