What is the difference between GTX and High Mileage?
Castrol GTX High Mileage Helps Extend Engine Life
As an engine gets older gaskets become brittle, seals deteriorate and oil burns faster. Castrol GTX High Mileage helps extend engine life. It provides superior oil burn off protection versus leading conventional oils and fights the main causes of engine failure: sludge, deposits and wear.
GTX High Mileage provides complete protection:
- Superior oil burn-off protection versus leading conventional oils*
- Superior detergency that fights sludge build up
- Seal conditioners to help reduce leaks
- Advanced additives that minimize engine wear
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