Supercharger Boost Control System by SmoothBoost - Factory GM LSA & LS9
4.5 (1,234)
Sold 100+ last 30 days
20% off first order
$899.00
Color
Black
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Description
LSA LS9 Boost Control System – SmoothBoost Active Bypass Valve
Upgrade your supercharged GM engine with the SmoothBoost Boost Control System, crafted specifically for the factory LSA and LS9 platforms. Replace the stock vacuum bypass with a...