but wait can't I just get any old fitting

Per Toyota GT86 e Subaru BRZ

SIZE : 70mm Wide

Land Range Rover Sport L320 Facelift (2010-2013)

Goodridge Braided Brake Hoses for MG F 1800i (1995+) Specifications

Estensione Diffusore Paraurti Posteriore e Splitter Laterali VW Golf MK7 VII R (2013-2016) Molle Sportive but wait can't I justThis diffuser extension is meant to improve the look dynamics and add an aggressive touch to your Golf 7. Monta su VW Golf MK7 VII R (2013 2016) Non Monta su VW Golf MK7 VII GTI (2013 2016) VW Golf MK7 VII Facelift (7. 5) (2017 up) Descrizione Rear Bumper Diffuser Extension and Rear Side Splitters Crafted in high quality ABS plastic. The extension does not require priming and painting. Fitting and InstallationFitting instructions not included.