Castrol GTX Full Synthetic High Mileage 0W-20 Motor Oil, 5 Quarts
Castrol GTX Full Synthetic High Mileage 0W-20 Motor Oil, 5 Quarts
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Castrol GTX Full Synthetic High Mileage 0W-20 Motor Oil, 5 Quarts

|17 ratings

Key item features

  • High-Mileage Design: Formulated as a full synthetic motor oil specifically engineered for vehicles exceeding 75,000 miles, addressing the particular requirements of older engines.
  • Superior Wear Protection: Provides robust wear protection that is 6 times superior to the industry standard, safeguarding vital engine parts from degradation.
  • Prolonged Change Intervals: Guarantees exceptional protection against oil burn-off, surpassing current industry standards, and enables extended oil change intervals for up to 10,000 miles.
  • Emissions System Protection: Utilizes Phosphorus Replacement Technology to significantly reduce harmful phosphorus, safeguarding the catalytic converter and emission system, which helps prolong vehicle life.
  • Multi-faceted Engine Protection: Engineered to deliver superior protection across 7 critical areas, specifically targeting corrosion prevention, sludge control, and wear on timing and friction components.
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Specs

Motor oil viscosity, 0W - 20Motor oil type, Full Synthetic Motor OilsBrand, CastrolRec. use, AutomotiveVolume capacity, 5 qtFeatures, Enhanced Wear Protection

About this item

Product details

Castrol GTX Full Synthetic High Mileage 0W-20 motor oil is an affordable full synthetic that is specifically designed for vehicles with over 75,000 miles. It's been engineered to provide Superior Protection in 7 Critical Areas including corrosion prevention, sludge control, timing and friction wear. It also contains a proprietary additive to protect the emisssion system. Our Phosphorus Replacement Technology reduces harmful phosphorus to protect the catalytic converter and help extend the life of your high mileage vehicle.
  • Phosphorous Replacement Technology helps prevent catalytic converter and emission system failure
  • 6X better wear protection than the industry standard
  • Exceptional oil burn-off protection exceeding industry standards*
  • Protects for up to 10,000 miles between oil changes**
info:
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Specifications

Motor oil viscosity

0W - 20

Motor oil type

Full Synthetic Motor Oils

Brand

Castrol

Rec. use

Automotive

Warnings

Customer ratings & reviews

4.8 out of 5 stars
stars
17 ratings9 reviews
How item rating is calculated
  1. 5 stars88% (15)
  2. 4 stars6% (1)
  3. 3 stars6% (1)
  4. 2 stars0% (0)
  5. 1 star0% (0)
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Showing 1-3 of 9 reviews

Aug 27, 2026
Reviewer name: James
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Dependable and fast.

Fast and timely service. always recommend Walmart.

Incentivized Review
Helpful?6CC7TY5VAYZR15978016153
Jun 8, 2026
Reviewer name: Javier
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Good product at a great price

Great product from a great brand, the quality hasn't changed I've been using for years. Walmart also has it at a great price with fast shipping!!!

Incentivized Review
Helpful?6CC7TY5VAYZR15978016153
Oct 15, 2026
Reviewer name: Arnold
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Very easy. Placed the order. Arrived as scheduled. Great service!

Incentivized Review
Helpful?6CC7TY5VAYZR15978016153
Current price is $29.97$5.99/qt
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