Peppers from Eretz Yisroel are now being found in local supermarkets. Care should be taken in regards to Terumos and Maasros. Consult with your local Halachic authority as to the proper procedure in dealing with Terumos and Maasros.
From The KIB: Pesach News – Avocado Oil and Spray
All Pure Virgin Avocado Oil & Spray (without additives), are fine for use on Pesach without a special Pesach designation on the label.