Supertech Performance AEVI-1103S-8

The Supertech Performance AEVI-1103S-8 is a high-performance exhaust valve set designed specifically for Audi and Volkswagen 1.8T 20-valve turbocharged engines. This complete set includes 8 single-groove Inconel exhaust valves engineered to withstand the extreme temperatures and demands of high-performance and racing applications.

Key Features:

• Constructed from Nimonic 751 Inconel alloy for superior heat resistance and temperature distribution
• One-piece forged design followed by precision heat treatment and Supertech Superfinishing process
• Single groove keeper design compatible with KPR-6S-7S valve locks
• Standard valve diameter of 29.90mm designed to fit factory valve seats
• Hardened valve tips exceeding 52 HRC for extended durability
• Ideal for turbocharged applications where high exhaust gas temperatures are present

Supertech valves are manufactured using an advanced production process that ensures perfect surface finish and optimal performance. Each valve is specifically engineered for its unique application, providing racing-quality reliability for drag racing, rally, road racing, and other motorsport disciplines. Compatible with popular Audi/VW engine codes including BAM, AGU, and AUM found in vehicles such as the Audi TT 8N, VW Golf Mk4 GTI, Leon Cupra, and Skoda Octavia vRS.