Ferrea E12035 Pro Series Titanium Valve Retainer Set for Audi 2.5L TFSI

The Ferrea E12035 Pro Series Titanium Valve Retainer is a high-performance valvetrain component designed specifically for Audi 2.5L TFSI engines (DAZA engine code) found in TT-RS and RS3 models from 2017-2018. This set includes 20 precision-engineered titanium retainers to service both intake and exhaust valves in these five-cylinder turbocharged engines.

Key Features:

• Precision CNC-machined from aerospace-grade titanium alloy for maximum strength and durability
• Fully heat-treated and finished to exact tolerances for consistent performance
• 40% weight reduction compared to conventional steel retainers, reducing valvetrain mass
• 7-degree design optimized for single spring applications
• Designed for use with Ferrea S10170 valve springs
• Professional-grade quality trusted by engine builders and racing teams

Ferrea's Pro Series retainers are essential upgrades for high-performance and racing applications where valvetrain reliability is critical. The significant weight reduction helps prevent valve float at high RPM while maintaining the structural integrity needed for extreme racing conditions. Each retainer is manufactured to professional specifications, ensuring proper valve control even under aggressive camshaft profiles and elevated engine speeds.

Replaces OEM part numbers: 06E-109-641-A, 06E109641A.