aFe 21-23 Subaru Crosstrek Silver Bullet Throttle Body Spacer Kit

This throttle body spacer features a Serrated/Helix design for improved combustion and reduced whistle. It is made of 6061-T6 aluminum and fits specific Subaru Crosstrek models.

• The Serrated/Helix combination design improves combustion, increasing horsepower, torque, and throttle response.
• The design reduces intake whistle compared to Helix-only designs.