MS3Pro 1984-1987 Buick Grand National Plug and Play 2zz it’s just flat on the

it’s just flat on the under side

2x light housings

but older MicroSquirts will need to use the Hall effect input

That’ll cost you just a few bucks at most tuner or welding shops

Once you place your order send and email to Pahlsperformance@gmail

MS3Pro 1984-1987 Buick Grand National Plug and Play 2zz it’s just flat on theThe MS3Pro Buick Grand National Plug and Play (P N: MSPNPPro GNX8487) Fits 1984 1987 Buick Regal with the 3. 8 Turbo V6, including Grand National, T Type, and GNX. Buick Grand National Plug and Play Model Features: Fully Plug and Play Installation No wiring required for basic functionality. Average install time is under 1 hour! Base map is pre loaded to help your engine start on the first turn of the key Real time tuning and data logging with a laptop