# Castrol GTX Full Synthetic 5W-20 Oil

*Published: 2026-04-03 | Updated: 2026-04-03 | Source: https://shopsavvy.com/products/castrol-gtx-full-synthetic-5w-20-oil*

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**Brand:** Castrol
**Price Range:** $21.62 across 1 retailers

## Pros
- Provides excellent value given its quality and features.
- Reliable performance that consistently meets user expectations.
- Helps maintain engine smoothness and promotes smooth running.
- High-quality full synthetic formulation supports consistent car performance.
- Trusted brand with a long-standing reputation for quality motor oils.
- Effective for prolonged intervals between oil changes without harming the engine.
- Contributes to extending engine life when used regularly.
- Maintains consistent viscosity, ensuring dependable protection.
- Overall, users find the price-to-quality ratio very satisfying.
- Suitable for maintaining proper oil levels between changes.

## Cons
- None significant surfaced in reviews; feedback is overwhelmingly positive.

## Specifications

| Attribute | Value |
|-----------|-------|
| product_name | Castrol GTX Full Synthetic 5W-20 Motor Oil |
| volume | 5 Quarts |
| brand | Castrol |
| type | Full Synthetic |
| viscosity | 5W-20 |

## Last Seen Prices

| Retailer | Price | Availability | Last seen | Store's standard terms |
|----------|-------|-------------|-----------|------------------------|
| [Amazon](https://shopsavvy.com/api/redirect/products/nYTOy8nOxrGVM5Gxzc0q/offers/MJv9jq7PnItJALeR9pRo?source=shopsavvy&medium=product-page) | $21.62  | In Stock | 2022-04-03 (may have changed) | 30-day returns (in store too) |

*Store terms are each retailer's standard return and shipping policy from ShopSavvy's retailer research; some products and categories differ, so check with the store before buying.*

[See every retailer and the full price history on ShopSavvy](https://shopsavvy.com/products/castrol-gtx-full-synthetic-5w-20-oil)

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