Castrol GTX High Mileage 5-quart Pack of 3 motor oil

Castrol ★ 4.0/5 · ItemOracle Score Mid-Range

$88 USD
Price subject to change
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Castrol GTX High Mileage 20W-50 Synthetic Blend Motor Oil, 5 Quarts, Pack of 3

Castrol GTX High Mileage synthetic blend motor oil with phosphorus replacement tech and sludge-fighting dispersants. Customers note good quality and value with effective performance in high-mileage engines

Highlights

  • Phosphorus replacement tech
  • Superior dispersancy against sludge
  • Seal conditioners to reduce leaks

Pros

  • Phosphorus replacement technology
  • Fights sludge buildup
  • Leak-reducing seal conditioners
  • Improved wear protection and fuel economy benefits
  • Meets API SP/SN-plus/SN/SM specifications

Cons

  • Mixed feedback on oil leakage performance
  • Some customers view as synthetic blend (not full synthetic)

Best For

  • high-mileage engines
  • older vehicle engines
  • sludge-prone engines
  • vehicles needing wear protection
  • routine oil maintenance in mid-size engines
  • fuel economy improvement focus

Features

  • Phosphorus Replacement Technology helps extend emission system life, Superior dispersancy that fights sludge build up, Exceptional oil burn-off protection exceeding industry standards*
  • Seal conditioners to help reduce leaks, Advanced additives that help prevent engine wear
  • Improved Fuel Economy**, Meets or exceeds the following specifications API SP/SN PLUS/SN/SM
  • * Based on API and ACEA volatility specifications
  • ** In 5W-20, 5W-30 and 10W-30 grades versus industry specifications.

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