Replace your factory steel spool output cups with these ultra-lightweight titanium alternatives for a noticeable performance boost. By reducing rotational mass, these cups minimize inertial forces, enabling faster throttle response, improved acceleration, and more precise handling.

Diff Cups available here.

Key Features and Specifications:

• In-house ultra-high precision tight tolerance swiss machining
• Weighing in at just 2.568g for the pair, these output cups are 46.52% lighter than the standard steel cups. 
• Made lightweight Ti 6Al-4V grade 5 Titanium
• Improved acceleration
• Better braking response 
• Increased power transfer 

Includes:

• Two output cups

Replaces:

• U8750 Spool Output Mi9 (pr)

Fits:

• Mi10
• Mi9