Whether you’re attacking canyon roads, pushing hard at the track, or simply tired of the limitations of the factory braking system, the 034Motorsport RS+ Big Brake Package and 370mm 2-Piece Floating Rear Brake Rotors deliver the stopping power, heat management, and confidence your B9/B9.5 Audi deserves.
Engineered for enthusiasts who demand repeatable braking performance under aggressive driving conditions, our lightweight floating rotor systems improve cooling efficiency, reduce unsprung mass, and provide the durability needed for spirited street driving and track use alike.
034Motorsport RS+ Big Brake Package, B9/B9.5 Audi A4/S4/RS4, A5/S5/RS5, & Q5/SQ5
For B9/B9.5 Audi Audi A4/S4/RS4, A5/S5/RS5, & Q5/SQ5
Our RS Big Brake Package delivers massive braking performance using lightweight, CNC-machined 8-piston brake calipers with 390x34mm 2-piece rotors, for exceptional heat management and stopping capability.
Features Include:
• Massive 390x34mm 2-Piece Floating Front Rotors
• Lightweight Aluminum Rotor Hats
• High-Performance CM-250 Alloy Rotor Rings
• Directional Curved Vanes for Improved Cooling
• J-Slotted Rotor Faces
• Reduced Unsprung Weight
• Direct Bolt-On Upgrade
2-Piece Floating Rear Brake Rotor 370mm Upgrade for B9/B9.5 Audi A4/S4, A5/S5, Q5/SQ5, & RS4/RS5
Complete your braking setup with upgraded 370mm floating rear rotors designed to complement high-performance front brake systems, like our RS+ Big Brake Kit, while improving rear thermal capacity and pedal consistency.
Features Include:
• Large 370mm Rear Rotor Upgrade
• Fully Floating 2-Piece Design
• Lightweight Aluminum Hats
• CM-250 High Carbon Alloy Construction
• Directional Cooling Vanes
• J-Slotted Rotor Faces
• Improved Heat Dissipation & Brake Balance
From daily driving to full track sessions, 034Motorsport brake upgrades are engineered to provide the confidence, consistency, and durability enthusiasts expect from a true performance braking system.
Replacement rotor rings for both brake rotor systems are now available separately for long-term serviceability.
RS+ Big Brake Kit Replacement Rotor Rings
370mm 2-Piece Replacement Rear Rotor Rings