This Perrin Master Cylinder Brace is a must - have for your 2015 - 2021 Subaru WRX or STI. It effectively stops the unwanted movement of the master cylinder, giving you a stiffer and more responsive brake pedal. Made from 6061 T6 aluminum, it's incredibly strong and durable. The anodized black finish not only looks great but also provides protection. With an intermediate installation level and an estimated 2 - hour installation time, you can quickly enhance your vehicle's braking performance. It comes with a 5 - year manufacturer warranty. Inside the box, you'll find the PERRIN Master Cylinder Brace, various socket cap screws, fender washers, a socket set cup, jam nuts, and short - arm hex keys, along with warranty and instruction materials. After installation, you'll feel a solid pedal feedback every time you brake, even when slowing down for a stop sign. Say goodbye to firewall flex and enjoy a better driving experience!







Using the Perrin Master Cylinder Brace is simple. First, make sure your vehicle is parked on a flat and stable surface, and the engine is turned off. Refer to the included installation guide and follow the steps carefully. It takes about 2 hours to install, so set aside enough time. When installing, pay attention to the correct placement of each part and use the provided tools. After installation, test the brakes gently to ensure everything is working properly. For maintenance, regularly check the brace for any signs of damage or looseness. Keep it clean by wiping it with a soft cloth. If you notice any issues, contact the manufacturer for assistance according to the 5 - year warranty policy.