Gas Cap Adapter (BROWN)

HICKOK WAEKON FPT25-4 BLACK GAS CAP ADAPTER

This is the original manufacturer Evap Red Cap (OEM Plastic Version) from Systech which is designed to be compatible with the California Smog Check Program.

This is the original manufacturer Evap Black Cap (OEM Plastic Version) from Systech which is designed to be compatible with the California Smog Check Program. 

EVAP Blue Cap (OEM Plastic Version), This is the OE Evap Blue Cap from the original manufacturer (Systech). It is designed to