Vibrant Bellmouth Velocity Stack, 3" Inlet O.D. x 6" Bellmouth O.D. - 10951 Womens 6 NOTE: Must use ACT or

NOTE: Must use ACT or factory flywheel for the 04+ WRX STI

4 K24A4 *Manual Trans Only

GM020 pressure plate features an exclusive diaphragm design to increase clamp load

Integrated Velocity Stack & Airflow Straighteners

05” thick brazed aluminum core provides clearance for upgraded turbocharger setups while maintaining optimal coolant temperatures for runs at the drag strip or through the autocross course

Vibrant Bellmouth Velocity Stack, 3" Inlet O.D. x 6" Bellmouth O.D. - 10951 Womens 6 NOTE: Must use ACT orBellmouth OD: 6. 000" Compatible Air Filter: 10960 Vibrant Performance Bellmouth style Velocity Stacks allow for less turbulent air to enter your intake, resulting in air flow improvements and, ultimately, torque and horsepower gains. They are spun from 1 8" (3mm) thick 6061 Aluminum Alloy.