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aFe Silver Bullet throttle body spacer kit for Subaru Crosstrek (2021–2025) H4 2.5L applications. The Serrated/Helix entry design increases intake turbulence to atomize fuel for a more complete combustion cycle, improving horsepower, torque and throttle response while reducing intake whistle. CNC-machined from 6061-T6 billet aluminum with orange anodizing, it uses factory mounting points for a straightforward install.
aFe 21-23 Subaru Crosstrek Silver Bullet Throttle Body Spacer Kit
