Yellow Speed Racing Rear 4 Piston Ultra Big Brake Kit - Infiniti Q45 2002-2006 (F50) Rotor Size:356mm x 28mm Valves Closed: Toned down for

Valves Closed: Toned down for daily usability—docile enough to pass as an E300

The Valvetronic Designs Valved Stainless Steel Exhaust System transforms your Charger or Challenger into a true auditory and performance masterpiece

Fits Coupe models only

channeling the character of AMG’s naturally aspirated V8s

Valve Control System: Switch seamlessly between luxury-quiet and racecar-loud at the touch of a button

Yellow Speed Racing Rear 4 Piston Ultra Big Brake Kit - Infiniti Q45 2002-2006 (F50) Rotor Size:356mm x 28mm Valves Closed: Toned down forYellow Speed Racings Ultra Series Big Brake Kit is designed for road and track use. This big brake kit features optimum braking performance, attractive looks, easy installation and a cost effective price. Factory brakes are designed primarily for daily driving on most applications. If you have added additional horsepower to your vehicle, or frequently compete in motorsports such as circuit racing, drifting, time attack or rally racing, then a big