Service Department
Marine Oil Changes
Routine oil changes are the single most effective way to extend the life of your marine engine. Whether you have an outboard, inboard, or I/O setup, Thomas Marine uses manufacturer-specified oils and follows the correct service procedure for your engine.
What a Complete Marine Oil Service Includes
A proper marine oil service covers more than just the engine oil. We inspect every fluid system on the visit.
- Engine oil drain and refill with manufacturer-specified oil
- New OEM or equivalent oil filter
- Lower unit or outdrive gear lube drain and refill
- Anode and zinc inspection
- Propeller and lower unit visual check
- Cooling system and water pump observation
- Service interval documented for your records
Why Choose Thomas Marine?
Don't push past your service interval. Regular oil changes at Thomas Marine in Georgetown, SC keep your engine running like it should — for seasons to come.
Our Process
Simple. Transparent. Professional.
Request Service
Call us or send a message with details about your boat and what you need. We respond fast.
Inspection & Diagnosis
We inspect and assess your boat thoroughly, identifying exactly what needs to be done and why.
Estimate & Approval
You receive a clear, honest estimate before any work begins. No surprises.
Service Completion
Work is completed to a high standard. We walk you through what was done before you leave.
Schedule Marine Oil Changes
Pick a preferred drop-off date — our team will confirm availability before your appointment is finalized.
Step 1: Schedule Your Drop-Off
Marine Oil Changes
Select your preferred drop-off date
Thomas Marine will confirm your appointment after reviewing shop availability, part availability, and service needs. Closed Sundays.
June 2026
Schedule a Marine Oil Change
Call us or send a message — we'll get back to you fast with an honest assessment.