# Maxima Performance Auto Semi-Syn Synthetic Blend 20W50 Engine Oil - Quart

Semi-Syn is a semi-synthetic 20W-50, ester-based automotive engine oil designed to ensure optimum protection and peak performance for race and hot rod engines. Surface-active ester synthetics provide exceptional oxidative and thermal stability while preserving film thickness and wear resistance across all operating temperatures. World-class, proprietary additive system facilitates maximum power, efficiency and cleanliness for unrivaled engine performance and durability.

-   World-class, proprietary additive system and esters combine to virtually eliminate oxidation and wear
-   Surface-active chemistry aggressively attaches to engine surfaces and keeps them clean
-   2X Zinc System provides maximum protection for flat tappet cams and roller cams
-   Shear-stable, ester-based formula maintains oil viscosity and film thickness
-   Superior protection at any temperature

## Details

- **Price:** 258.94 CAD
- **Vendor:** Maxima
- **Type:** Motor Oils

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 258.94 CAD | In stock |

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/maxima-performance-auto-semi-syn-synthetic-blend-20w50-engine-oil-quart)
> Updated: 2026-09-01