Vibrant Bellmouth Velocity Stack Aluminum (3in Neck O.D. 6in Bellmouth O.D.) Cooling>Cooling Packages TH400 or 700R4 on a

TH400 or 700R4 on a LS1

Hose assemblies are street legal as they meet with the guidelines of D

in one box

improving power potential while keeping interior drone to a minimum

13216 is made of durable

Vibrant Bellmouth Velocity Stack Aluminum (3in Neck O.D. 6in Bellmouth O.D.) Cooling>Cooling Packages TH400 or 700R4 on aVibrant Performance aluminum bellmouth velocity stacks are constructed from spun, 1 8 thick T6061 aluminum and are designed with the turbo fabricator in mind. Vibrant Performance bellmouth velocity stacks are ideal for all motor and forced induction race applications. They allow for less turbulent air to enter your engine and reduces turbo lag which cumulates in dramatic airflow improvements resulting in significant torque and horsepower gains. They