Supertech Exhaust Valves

2023–2026 Toyota GR Corolla G16E-GR

TEVI-2033-HS-6

Overview:

Supertech Exhaust Valves are precision-engineered components designed specifically for the 2023 and newer Toyota GR Corolla equipped with the G16E-GR engine. Crafted with advanced materials and technology, these valves are ideal for enthusiasts seeking to enhance their engine’s performance and reliability. Whether you drive daily or push your vehicle on the track, these valves help support increased power output and durability under demanding conditions.

Manufactured by Supertech, a company rooted in Silicon Valley innovation and backed by over 30 years of experience, these valves combine cutting-edge technology with expert craftsmanship to deliver superior valve train components.

Key Features:

These exhaust valves incorporate advanced materials and design features to optimize performance and longevity:

• Head Diameter: 32mm (standard size for the application)
• Material: High-grade Inconel-Nimonic alloy, known for excellent heat resistance and strength
• Sodium Filled stems to improve heat dissipation and reduce valve temperature during operation
• Single Groove design for reliable valve spring retention and compatibility with factory components
• Valve Length: 117.1mm, engineered for precise fitment and optimal valve timing
• Stem Diameter: 5.465mm, ensuring durability and smooth valve movement
• Designed to increase power potential by improving exhaust flow and valve durability

Construction & Design:

Supertech exhaust valves are constructed from Inconel-Nimonic, a nickel-based superalloy renowned for its exceptional resistance to high temperatures and corrosion. The sodium-filled stem design enhances heat transfer away from the valve head, reducing thermal stress and extending component life. This advanced construction is critical for the high-performance demands of the Toyota GR Corolla’s turbocharged engine.

The valves feature a single groove configuration, compatible with OEM valve springs and retainers, ensuring straightforward installation and reliable operation. Precision manufacturing guarantees exact dimensions and consistent quality, supporting optimal engine performance and longevity.

Installation & Fitment:

These exhaust valves are a direct fit replacement for the 2023 through 2026 Toyota GR Corolla equipped with the G16E-GR engine. They are designed to work seamlessly with the factory valve train components, requiring no modifications or special tuning for installation.

• Direct OEM fitment for 2023–2026 Toyota GR Corolla (G16E-GR engine)
• No cutting, drilling, or special tuning required
• Compatible with factory valve springs and retainers

What's Included:

• One set of 6 sodium-filled exhaust valves

Ideal For:

These Supertech exhaust valves are perfect for Toyota GR Corolla owners who want to enhance their engine’s performance and durability. They are especially suited for:

• Performance enthusiasts seeking increased power and reliability
• Track and spirited driving applications where valve temperatures and stresses are elevated
• Anyone looking to maintain OEM fitment while upgrading to higher-quality valve components

Supertech is a manufacturer of high-performance automotive components, including engine valves, pistons, and valve springs, designed for racing applications. Their products are engineered to enhance engine performance and durability, catering to enthusiasts building street, drift, and track vehicles.