Fuel Injectors for the Mercury 300XS 3.2L 300HP DFI OptiMax 2-Stroke Outboards (All Years).

These fuel injectors are in stock and ship out the same business day if ordered before 3PM Eastern - after 3PM they will ship out next business day.  Our flat rate shipping is USPS Priority which is 2-3 business days to most of the U.S.  UPS Next Day and Second Day Air is available during checkout if you need it quicker.