This standard drier from Vintage Air is the economy choice and painted black.
Compact size is 2.5" x 6".
STREET RODS BY MICHAEL sells and installs Vintage Air Driers
and can guide you through the process.
Binary Switch Kit
Vintage Air Beadlock Fitting A/C Hose Kit
Trinary Switch Kit
Gotta Show SS A/C Hose Kit-Tightest Fit