Get Subaru Forester Brake Master Cylinder & Subaru Forester Master Cylinder Parts. Find Subaru Forester Clutch Master Cylinder. Maintaining your Subaru Forester?s master cylinder is essential for reliable braking performance. To ensure longevity, regularly check brake fluid levels and quality, as contaminated fluid can lead to premature wear. Signs that indicate a need for replacement include a spongy brake pedal or visible leaks. When selecting a new master cylinder, opt for one that matches your model's specifications; options include aluminum for lightweight durability or cast iron for cost-effectiveness. Installation should always be precise, with no room for error, to maintain the safety and integrity of your vehicle?s braking system. Shop with confidence, knowing that a well-chosen master cylinder can enhance your Forester's safety and performance.