EBC Front GD Sport Discs & Yellowstuff Pad for Vauxhall Astra Mk6 1.4 86HP 09>15. Check Out Our Feedback. This listing is for an EBC Front Brake Kit – Turbo Groove Discs & Yellowstuff Pads The dimple drilled rotor was invented by EBC back in the 90’s and has been imitated by many because of […]