I believe 20k service includes, oil change, tire rotation, brake and fluid level checks
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2007 Lexus GS350 Question: How much for a 20,000 mile service
Answer #1Bret Bodas from RepairPal Test Shop, February 22, 2011, 10:50Master
We have an online estimator that will provide you the cost of the service you are looking for here: https://repairpal.com/estimator?car_type_id=5139
Tyreguy February 22, 2011, 10:50Master
Use the 'Estimate' feature on this site to help you get pricing for these services. It gives you an option to add on services that may not be listed as part of the service interval.