 Abbott drove for HTP Motorsport at the 2017 Silverstone round of the Blancpain GT Series Endurance Cup, standing in for injured Michael Avenatti, finishing 4th in class and at the Barcelona event of the same championship for Barwell Motorsport driving a Lamborghini Huracan GT3 where he won his class partnering Patrick Kujala and Martin Kodrić, standing in for injured Adrian Amstutz.In 2018 Abbott joined Walkenhorst Motorsport driving a Playstation sponsored BMW M6 GT3 in VLN, partnered with Jonathan Hirschi, Christian Krognes and Jordan Tressonn.Their best finish was 3rd overall at VLN 7.