Quality-Built NM4091 Brake Master Cylinder with Reservoir

The Quality-Built NM4091 Premium Brake Master Cylinder is engineered to restore factory brake responsiveness and deliver consistent hydraulic pressure for 2004-2008 Chevrolet, Pontiac, and Saturn vehicles. This direct-fit replacement is precision-built to match original equipment specifications, ensuring hassle-free installation and reliable braking performance.

Key Features:

• 0.9375-inch (15/16-inch) bore diameter for optimal pressure modulation
• 100% pressure tested to ensure leak-free operation and quality assurance
• Factory-style reservoir constructed from durable high-strength plastic for improved resistance to thermal fatigue and corrosion
• High-quality seals and castings engineered for long-term durability and consistent hydraulic output
• OE-quality fit for direct replacement without modifications
• Restores proper pedal pressure and brake modulation for confident, controlled stops

Quality-Built Premium master cylinders undergo rigorous testing protocols and are manufactured to precise OEM standards. Internal components are designed for extended service life and reliable fluid control in all driving conditions. Includes reservoir for complete installation readiness right out of the box.