- Increases horsepower and torque across the rpm range using air column inertia and carefully timed gas dynamic pressure waves
- 44% Increase in air flow
- Smooth intake tract of carefully selected tuned lengths increases performance
- Bolt-on performance - over twice the filtering area over stock intake system
- Made in the USA
- For S&S 124", 117", 111" motors w/ S&S 4-1/8" single-bore fuel-injection