Goodridge G-Stop brake line kit for 2010–2012 Audi S4 replaces factory hoses with a PTFE inner liner and red stainless-steel overbraid to firm pedal response and improve braking performance. The PTFE core and braided stainless construction cut sponginess, resist abrasion and corrosion, and deliver increased braking efficiency and consistent feel for spirited driving and routine use, helping reduce stopping distances.
Goodridge 10-12 Audi S4 Stainless Steel Brake Lines - Red