Audi B8 S5 ECS Stage 4 Front Big Brake Kit
Bring radical RS performance to your B8 S5 with the new ECS assembled Stage 4 Big Brake Kit.
Brembo developed the RS5 calipers specifically for Audi, choosing an exotic 8-piston arrangement shared with the Lamborghini Gallardo.
To take it a step above our Stage 3 Kits, we’ve upgraded to massive 380mm ECS 2-Piece Cross Drilled and Slotted Brake Rotors for a superb rotor sizing upgrade!
Paired with ECS Exact-Fit Stainless Steel Brake Lines, and Hawk HPS pads, and you effectively have the most elegant, forceful brake arrangement on the road today.
RS Performance
Fits:
Audi B8 S5 (2008+)
Please download the installation template to confirm this brake kit will fit behind your factory or after
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Ships on Dec 31, 2026