Complete your WRX/STI rear diffuser by sealing the large open area between the underbody and the rear diffuser. Aid the rear diffuser’s function and reduce drag further by feeding the diffuser clean, un-interrupted flow.

Exclusive Benefits:

• Simple bolt in installation
• Reduce drag
• Feed diffuser clean air
• Decrease lift

Construction:

• Laser cut 5052 aluminum
• CNC bent
• Durable black powder coat
• Stainless and nylon hardware throughout