MSD Ultra 6AL Plus Digital Ignition Box w/ 3-Step Rev Limiter - Black 176855BKG Very strong from mid-range to

Very strong from mid-range to high end torque and horsepower for LS engines with rectangular port cylinder heads

Includes 16mm x 1

pressure reduction valves

from Scott Drake

It is conceivable to say that nearly every significant performance milestone with nitrous was done with the NOS brand

MSD Ultra 6AL Plus Digital Ignition Box w/ 3-Step Rev Limiter - Black 176855BKG Very strong from mid-range toProduct Description: Ignition Box Ultra 6AL Plus Digital CD Ignition Multi Spark 45000V 3 Step Rev Limiter Harness Included Black MSD has produced the best performing and most popular performance ignitions for over 20 years. MSD Ignition Controls are the ignition choice of top professional drivers in NASCAR, World of Outlaws, ARCA, DIRT, IMCA and more. We offer MSD Ignition Boxes, MSD Distributors, MSD Ignition Coils, MSD Spark Plug Wires, MSD Rev