Aspen 2 is a high-quality alkylate petrol, pre-mixed with 2% biodegradable synthetic oil. AB10–AB16, AB21–AB25, AB30–AB39, AB41–AB45, AB51–AB56, DD8–DD11, FK7–FK21, IV1–IV28, IV30–IV32, IV36, IV40, IV52–IV54, IV63, KW1–KW3, KW5–KW14, KY99, PA21–PA40, PA80, PH3–PH13, PH15–PH26, PH30–PH41, PH49–PH50, Isle of Wight.