---
title: "Engine oil additive brands: Which are searched most?"
description: "Compare the engine oil additive brands people buy. Share of Search among STP, Wynn's, Sea Foam, Lucas Oil, Redex and Bar's Leaks, the engine oil additive brands Brandwave compares worldwide, using the same methodology, market, and reporting period. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time."
canonical: "https://gobrandwave.com/demand/global-en/categories/engine-oil-additive-brands"
publisher: "Brandwave"
---

# Engine oil additive brands: Which are searched most?

Compare the engine oil additive brands people buy. Share of Search among STP, Wynn's, Sea Foam, Lucas Oil, Redex and Bar's Leaks, the engine oil additive brands Brandwave compares worldwide, using the same methodology, market, and reporting period. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time.

## Key facts

- **Competitive set**: Engine oil additive brands
- **Market**: Global
- **Brands compared**: 6
- **Month measured**: Aug 2026
- **Highest Share of Search**: STP, 64.7%

## Which brand is most popular in search among engine oil additive brands worldwide?

- In August 2026, STP was the most searched among engine oil additive brands worldwide, with an estimated 368K branded searches and 64.7% estimated Share of Search within this set.
- Wynn's is in 2nd place, 48.8 percentage points behind at 15.9% Share of Search.
- Across the 11 months ending August 2026, STP’s estimated Share of Search among engine oil additive brands worldwide decreased from 67.4% to 64.7%.
- Across the 11 months ending August 2026, Wynn's’ estimated Share of Search among engine oil additive brands worldwide increased from 13.6% to 15.9%.
- Across the 11 months ending August 2026, Sea Foam’s estimated Share of Search among engine oil additive brands worldwide increased from 6.1% to 7.1%.
- Across the 11 months ending August 2026, STP’s estimated Share of Search among engine oil additive brands worldwide peaked at 69.7% in May 2026 and was lowest at 62.3% in December 2025.
- Across the 11 months ending August 2026, Wynn's’ estimated Share of Search among engine oil additive brands worldwide peaked at 18.6% in December 2025 and was lowest at 13.5% in June 2026.
- Across the 11 months ending August 2026, Sea Foam’s estimated Share of Search among engine oil additive brands worldwide peaked at 8.5% in November 2025 and was lowest at 6% in February 2026.
- Across the 11 months ending August 2026, Lucas Oil’s estimated Share of Search among engine oil additive brands worldwide peaked at 7% in March 2026 and was lowest at 4.9% in July 2026.
- Across the 11 months ending August 2026, Redex’s estimated Share of Search among engine oil additive brands worldwide peaked at 6.1% in October 2025 and was lowest at 4.1% in April 2026.
- Across the 11 months ending August 2026, Lucas Oil, Redex and Bar's Leaks held steady: their estimated Share of Search among engine oil additive brands worldwide each moved less than 0.5 percentage points.

## Compare search popularity between leading brands

- [STP vs Wynn's: compare search popularity](/demand/global-en/compare/stp-vs-wynns): 64.7% against 15.9% Share of Search.
- [STP vs Sea Foam: compare search popularity](/demand/global-en/compare/sea-foam-vs-stp): 64.7% against 7.1% Share of Search.
- [STP vs Lucas Oil: compare search popularity](/demand/global-en/compare/lucas-oil-vs-stp): 64.7% against 5.8% Share of Search.
- [STP vs Redex: compare search popularity](/demand/global-en/compare/redex-vs-stp): 64.7% against 5.8% Share of Search.
- [Wynn's vs Sea Foam: compare search popularity](/demand/global-en/compare/sea-foam-vs-wynns): 15.9% against 7.1% Share of Search.
- [Wynn's vs Lucas Oil: compare search popularity](/demand/global-en/compare/lucas-oil-vs-wynns): 15.9% against 5.8% Share of Search.
- [Wynn's vs Redex: compare search popularity](/demand/global-en/compare/redex-vs-wynns): 15.9% against 5.8% Share of Search.
- [Sea Foam vs Lucas Oil: compare search popularity](/demand/global-en/compare/lucas-oil-vs-sea-foam): 7.1% against 5.8% Share of Search.
- [Sea Foam vs Redex: compare search popularity](/demand/global-en/compare/redex-vs-sea-foam): 7.1% against 5.8% Share of Search.
- [Lucas Oil vs Redex: compare search popularity](/demand/global-en/compare/lucas-oil-vs-redex): 5.8% Share of Search each.

## How did search popularity change for engine oil additive brands worldwide in August 2026?

- In August 2026, Lucas Oil gained estimated Share of Search among engine oil additive brands worldwide, from 4.9% to 5.8%.
- In August 2026, Redex gained estimated Share of Search among engine oil additive brands worldwide, from 4.9% to 5.8%.
- In August 2026, STP lost estimated Share of Search among engine oil additive brands worldwide, from 66% to 64.7%.
- Estimated monthly branded searches for Bar's Leaks worldwide fell 33% over 11 measured months, from 5.4K to 3.6K in August 2026.

## Share of Search ranking

| Rank | Brand | Share of Search | Estimated monthly branded searches | Change vs prior month | Owned by |
| --- | --- | --- | --- | --- | --- |
| 1 | STP | 64.7% | 368K | 0.0% | STP |
| 2 | Wynn's | 15.9% | 90.5K | 0.0% | Wynn's |
| 3 | Sea Foam | 7.1% | 40.6K | -0.2% | Sea Foam |
| 4 | Lucas Oil | 5.8% | 33.1K | +22.1% | Lucas Oil |
| 5 | Redex | 5.8% | 33.1K | +22.1% | Redex |
| 6 | Bar's Leaks | 0.64% | 3.6K | -13.6% | Bar's Leaks |

## Historical estimated branded-search demand

| Month | Brand | Estimated monthly branded searches | Share of Search | Rank |
| --- | --- | --- | --- | --- |
| Oct 2025 | STP | 450K | 67.4% | 1 |
| Oct 2025 | Wynn's | 90.5K | 13.6% | 2 |
| Oct 2025 | Sea Foam | 40.7K | 6.1% | 3 |
| Oct 2025 | Lucas Oil | 40.5K | 6.1% | 4 |
| Oct 2025 | Redex | 40.5K | 6.1% | 5 |
| Oct 2025 | Bar's Leaks | 5.4K | 0.81% | 6 |
| Nov 2025 | STP | 368K | 62.8% | 1 |
| Nov 2025 | Wynn's | 90.5K | 15.4% | 2 |
| Nov 2025 | Sea Foam | 49.7K | 8.5% | 3 |
| Nov 2025 | Lucas Oil | 40.5K | 6.9% | 4 |
| Nov 2025 | Redex | 33.1K | 5.6% | 5 |
| Nov 2025 | Bar's Leaks | 4.5K | 0.76% | 6 |
| Dec 2025 | STP | 368K | 62.3% | 1 |
| Dec 2025 | Wynn's | 110K | 18.6% | 2 |
| Dec 2025 | Sea Foam | 40.7K | 6.9% | 3 |
| Dec 2025 | Lucas Oil | 40.5K | 6.9% | 4 |
| Dec 2025 | Redex | 27.1K | 4.6% | 5 |
| Dec 2025 | Bar's Leaks | 4.6K | 0.78% | 6 |
| Jan 2026 | STP | 450K | 67% | 1 |
| Jan 2026 | Wynn's | 110K | 16.4% | 2 |
| Jan 2026 | Sea Foam | 40.7K | 6.1% | 3 |
| Jan 2026 | Lucas Oil | 33.1K | 4.9% | 4 |
| Jan 2026 | Redex | 33.1K | 4.9% | 5 |
| Jan 2026 | Bar's Leaks | 4.6K | 0.69% | 6 |
| Feb 2026 | STP | 368K | 66.2% | 1 |
| Feb 2026 | Wynn's | 90.5K | 16.3% | 2 |
| Feb 2026 | Sea Foam | 33.3K | 6% | 3 |
| Feb 2026 | Lucas Oil | 33.1K | 6% | 4 |
| Feb 2026 | Redex | 27.1K | 4.9% | 5 |
| Feb 2026 | Bar's Leaks | 4.3K | 0.78% | 6 |
| Mar 2026 | STP | 368K | 63.7% | 1 |
| Mar 2026 | Wynn's | 90.5K | 15.7% | 2 |
| Mar 2026 | Sea Foam | 40.7K | 7% | 3 |
| Mar 2026 | Lucas Oil | 40.5K | 7% | 4 |
| Mar 2026 | Redex | 33.1K | 5.7% | 5 |
| Mar 2026 | Bar's Leaks | 5.3K | 0.91% | 6 |
| Apr 2026 | STP | 450K | 68.9% | 1 |
| Apr 2026 | Wynn's | 90.5K | 13.9% | 2 |
| Apr 2026 | Sea Foam | 40.7K | 6.2% | 3 |
| Apr 2026 | Lucas Oil | 40.5K | 6.2% | 4 |
| Apr 2026 | Redex | 27.1K | 4.1% | 5 |
| Apr 2026 | Bar's Leaks | 4.3K | 0.66% | 6 |
| May 2026 | STP | 450K | 69.7% | 1 |
| May 2026 | Wynn's | 90.5K | 14% | 2 |
| May 2026 | Sea Foam | 40.7K | 6.3% | 3 |
| May 2026 | Lucas Oil | 33.1K | 5.1% | 4 |
| May 2026 | Redex | 27.1K | 4.2% | 5 |
| May 2026 | Bar's Leaks | 4.5K | 0.69% | 6 |
| Jun 2026 | STP | 368K | 67.3% | 1 |
| Jun 2026 | Wynn's | 74K | 13.5% | 2 |
| Jun 2026 | Sea Foam | 40.7K | 7.4% | 3 |
| Jun 2026 | Lucas Oil | 33.1K | 6.1% | 4 |
| Jun 2026 | Redex | 27.1K | 5% | 5 |
| Jun 2026 | Bar's Leaks | 3.6K | 0.66% | 6 |
| Jul 2026 | STP | 368K | 66% | 1 |
| Jul 2026 | Wynn's | 90.5K | 16.2% | 2 |
| Jul 2026 | Sea Foam | 40.7K | 7.3% | 3 |
| Jul 2026 | Lucas Oil | 27.1K | 4.9% | 4 |
| Jul 2026 | Redex | 27.1K | 4.9% | 5 |
| Jul 2026 | Bar's Leaks | 4.2K | 0.75% | 6 |
| Aug 2026 | STP | 368K | 64.7% | 1 |
| Aug 2026 | Wynn's | 90.5K | 15.9% | 2 |
| Aug 2026 | Sea Foam | 40.6K | 7.1% | 3 |
| Aug 2026 | Lucas Oil | 33.1K | 5.8% | 4 |
| Aug 2026 | Redex | 33.1K | 5.8% | 5 |
| Aug 2026 | Bar's Leaks | 3.6K | 0.64% | 6 |
| Sep 2026 | Bar's Leaks | — | — | — |
| Sep 2026 | Lucas Oil | — | — | — |
| Sep 2026 | Redex | — | — | — |
| Sep 2026 | Sea Foam | — | — | — |
| Sep 2026 | STP | — | — | — |
| Sep 2026 | Wynn's | — | — | — |

## What is being compared

- **Bar's Leaks**: Measured on the search terms “bars leaks” and “barsleaks”, summed into one figure.
- **Lucas Oil**: Measured on the search term “lucas oil”.
- **Redex**: Measured on the search term “redex”.
- **Sea Foam**: Measured on the search terms “sea foam” and “sea foam additive”, summed into one figure.
- **STP**: Measured on the search term “stp”.
- **Wynn's**: Measured on the search term “wynn's”.

- [Bar's Leaks](/demand/global-en/brands/bars-leaks)
- [Lucas Oil](/demand/global-en/brands/lucas-oil)
- [Redex](/demand/global-en/brands/redex)
- [Sea Foam](/demand/global-en/brands/sea-foam)
- [STP](/demand/global-en/brands/stp)
- [Wynn's](/demand/global-en/brands/wynns)

## Methodology

- [How is branded search demand measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused.

## Frequently asked questions

### Which brand is most popular in search among engine oil additive brands worldwide?

In August 2026, STP was the most searched among engine oil additive brands worldwide, with an estimated 368K branded searches and 64.7% estimated Share of Search within this set. These are worldwide searches for English-language branded terms.

## Cite this page

Brandwave. "Engine oil additive brands: Which are searched most?". https://gobrandwave.com/demand/global-en/categories/engine-oil-additive-brands

This page is also available as HTML at https://gobrandwave.com/demand/global-en/categories/engine-oil-additive-brands. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.