Vibrant Bellmouth Velocity Stack, 3.5" Inlet O.D. x 6" Bellmouth O.D. - 10952 650cc 4x Two-position Poly Exhaust Hangers

4x Two-position Poly Exhaust Hangers

AI2-HDG4 kit features ACT's most popular Heavy Duty pressure plate

3001503 is a performance street disc and the most popular disc purchased

superior air dispersion through the core

anodized finish with laser-etched technical info and logos

Vibrant Bellmouth Velocity Stack, 3.5" Inlet O.D. x 6" Bellmouth O.D. - 10952 650cc 4x Two-position Poly Exhaust HangersBellmouth 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.