The data indicates that all Mercedes-Benz E-Class Estate models of this particular variant (2016-20 E350 5DR ESTATE 2.9D DPFR SS 286 EU6 AMG LINE NIGHT EDITION PREMIUM PLUS 9G-T+ AUTO) are equipped with a 2,925 cc diesel engine. Additionally, every vehicle in this sample uses diesel as its primary fuel type. This consistency suggests a uniform engine specification and fuel choice across the entire dataset for this model and variant.