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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+)

Front Big Brake Kit - Stage 4 - 2-Piece Rotors (380x34) - (NO LONGER AVAILABLE)
Featuring Red RS5 8-piston calipers, ECS stainless steel lines & Hawk HPS pads
10X Entries For Our 25th Anniversary Sweepstakes!

Brand: ECS - Corporate Logo
ES#: 2739887
Mfg#: 003883ECS01KT
No longer available
Front Big Brake Kit - Stage 4 - 2-Piece Rotors (380x34)
Featuring Black RS5 8-piston calipers, ECS stainless steel lines & Hawk HPS pads
10X Entries For Our 25th Anniversary Sweepstakes!
Please download the installation template to confirm this brake kit will fit behind your factory or after
Brand: ECS - Corporate Logo
ES#: 2785042
Mfg#: 003883ECS02KT

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Availability:
Ships on Dec 31, 2026
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$4415.99 USD
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This product is lifetime replacement eligible Partial Replacement

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