Energy Suspension Transmission Mounts - Black 2003-pontiac-bonneville-esi8955378 How is this different from

How is this different from the 8-piece kit

SP1586P (Polished)

Eliminate the installation headaches associated with a non-flexible OE drain line with our ALL NEW silicone hose drain tube kit

Features precision cut mounting brackets for a clean and seamless installation

Energy Suspension Transmission Mounts - Black 2003-pontiac-bonneville-esi8955378 How is this different fromA true performance application component for cars, trucks, hot rods. For racing competition, yet popularly used for street vehicles when more horsepower is added. Soft running enough to absorb vibrations for street use yet rugged for racing use. Helps control torque on high performance vehicles. Maintains proper drive shaft angle to help prevent early wear and unexpected power train damage. Replaces the original, short lived and typically too soft