Leveraging Adthena’s Whole Market View, this analysis explores recent trends in Google Ads for the US Auto Parts category from the last month. Our Data Analyst, Ask Arlo provides commentary on key findings.
See how often AIOs appear and how search intent is distributed across buying signals.
How often a Google AI overview appears on search terms relevant to this category.
| Frequency | Percentage |
|---|---|
| Frequency | 24.7815234346 |
| 75.2184765654 |
A complex query is a longer, more detailed search that often contains multiple keywords, specific conditions, or multi-part questions.
| Frequency | Percentage |
|---|---|
| Frequency | 26 |
| 74 |
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Here are the Top 10 competitors in the industry by Share of Clicks for the last month.
| Domain | Share of clicks |
|---|---|
| autozone.com | 28.57 |
| advanceautoparts.com | 18.14 |
| napaonline.com | 7.38 |
| partsgeek.com | 5.93 |
| harborfreight.com | 3.2 |
| carparts.com | 2.43 |
| summitracing.com | 1.69 |
| kbb.com | 1.59 |
| oreillyauto.com | 1.41 |
| etrailer.com | 0.94 |
| others | 28.72 |
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AutoZone leads with 28.57% click share, closely followed by Advance Auto Parts at 18.14%. Others collectively hold 28.72%, showcasing diverse competition.
Curious about your market position? Here you can see the Top 10 competitors in the industry by Share of Spend for the last month.
| Date | advanceautoparts.com | autozone.com | partsgeek.com | napaonline.com | harborfreight.com | carparts.com | oreillyauto.com | etrailer.com | peddle.com | realtruck.com |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026/05/01 | 12.15% | 14.41% | 5.38% | 3.39% | 2.8% | 7.27% | 0.85% | 0.55% | 1.56% | 1.2% |
| 2026/05/02 | 16.5% | 13.03% | 4.7% | 3.78% | 2.51% | 6.19% | 1.37% | 0.54% | 1.82% | 1.51% |
| 2026/05/03 | 16.94% | 15.47% | 4.87% | 3.83% | 1.96% | 6.89% | 1.23% | 0.57% | 2.73% | 0.46% |
| 2026/05/04 | 17.16% | 14.77% | 6.18% | 3.81% | 1.63% | 7.4% | 1.28% | 0.58% | 2.45% | 0.14% |
| 2026/05/05 | 12.51% | 13.67% | 5.3% | 3.81% | 1.32% | 5.63% | 1.29% | 0.7% | 2.49% | 0.73% |
| 2026/05/06 | 11.39% | 13.6% | 5.65% | 5.04% | 1.64% | 6.11% | 0.7% | 0.83% | 2.33% | 0.99% |
| 2026/05/07 | 10.05% | 17.25% | 5.88% | 5.66% | 1.78% | 5.68% | 1.12% | 0.72% | 2.57% | 0.47% |
| 2026/05/08 | 10.3% | 15.83% | 5.94% | 4.34% | 1.72% | 6.08% | 1.09% | 0.59% | 1.76% | 0.78% |
| 2026/05/09 | 9.78% | 13.75% | 5.56% | 5.47% | 2.07% | 6.94% | 1.45% | 0.57% | 2.75% | 1.03% |
| 2026/05/10 | 13.9% | 12.01% | 6.81% | 4.23% | 1.68% | 5.75% | 1.81% | 0.72% | 2.45% | 0.34% |
| 2026/05/11 | 8.85% | 11.72% | 5.02% | 2.05% | 3.82% | 3.79% | 2.32% | 1.58% | 1.17% | 1.39% |
| 2026/05/12 | 9.25% | 9.76% | 4.97% | 2.21% | 4.05% | 3.46% | 3.27% | 1.65% | 1.12% | 1.35% |
| 2026/05/13 | 9.69% | 11.22% | 5.22% | 3.77% | 3.25% | 4.67% | 2.4% | 1.58% | 1.63% | 1.37% |
| 2026/05/14 | 10.91% | 8.7% | 5.89% | 4.49% | 2.6% | 4.16% | 2.39% | 1.46% | 1.57% | 1.7% |
| 2026/05/15 | 10.27% | 15.76% | 5.93% | 4.32% | 1.71% | 6.07% | 1.09% | 0.59% | 1.75% | 0.78% |
| 2026/05/16 | 10.92% | 10.33% | 4.18% | 2.71% | 5.05% | 3.53% | 1.21% | 1.78% | 1.62% | 1.96% |
| 2026/05/17 | 10.59% | 8.62% | 4.74% | 2.76% | 4.74% | 4% | 1.13% | 1.84% | 1.52% | 1.71% |
| 2026/05/18 | 8.55% | 12.12% | 4.51% | 3.46% | 3.75% | 4.65% | 1.46% | 1.63% | 1.58% | 1.81% |
| 2026/05/19 | 9.2% | 10.06% | 4.42% | 2.9% | 3.9% | 3.28% | 1.82% | 1.87% | 1.27% | 2.21% |
| 2026/05/20 | 9.74% | 10.24% | 4.18% | 3.15% | 4.07% | 3.93% | 1.37% | 1.76% | 1.43% | 1.89% |
| 2026/05/21 | 10.04% | 11.69% | 4.7% | 3.85% | 3.46% | 3.75% | 1.25% | 1.78% | 1.43% | 1.65% |
| 2026/05/22 | 11.06% | 11.02% | 3.76% | 4.24% | 3.7% | 3.64% | 1.31% | 1.74% | 1.16% | 1.6% |
| 2026/05/23 | 11.77% | 11.2% | 4.23% | 2.75% | 3.63% | 3.96% | 0.67% | 1.99% | 0.44% | 1.48% |
| 2026/05/24 | 9.97% | 12.48% | 4.83% | 0.7% | 3.52% | 4.02% | 1.07% | 2.08% | 1.22% | 1.65% |
| 2026/05/25 | 9.42% | 12.1% | 4.89% | 5.09% | 3.43% | 4.06% | 0.95% | 1.63% | 1.28% | 1.23% |
| 2026/05/26 | 9.67% | 9.28% | 5.93% | 4.52% | 3.65% | 4.21% | 2.04% | 1.43% | 1.43% | 1.21% |
| 2026/05/27 | 11.95% | 0% | 5.88% | 4.23% | 4.12% | 4.2% | 1.28% | 1.99% | 1.44% | 1.78% |
| 2026/05/28 | 11.04% | 0% | 5.37% | 3.69% | 3.97% | 3.74% | 2.92% | 2.16% | 1.64% | 1.33% |
| 2026/05/29 | 11.23% | 1.31% | 5.06% | 3.98% | 5.13% | 3.9% | 2.64% | 1.96% | 1.76% | 1.86% |
| 2026/05/30 | 10.57% | 7.56% | 6.18% | 4.33% | 4.49% | 3.85% | 2.08% | 1.83% | 1.86% | 1.76% |
| 2026/05/31 | 12.23% | 8.86% | 6.49% | 4.14% | 3.62% | 3.46% | 3.14% | 1.87% | 1.49% | 1.11% |
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Advance Auto Parts started May strong, peaking at 17.16% on the 4th, but ended at 12.23%. AutoZone saw a sharp drop mid-month, finishing at 8.86%. PartsGeek maintained stability, closing at 6.49%.
Ever wondered how many competitors you’re up against in your industry? Well look no further, here we can see the number of advertisers bidding over the last month.
| Date | Competitor Count |
|---|---|
| 2026/05/01 | 1281 |
| 2026/05/02 | 1211 |
| 2026/05/03 | 1243 |
| 2026/05/04 | 1337 |
| 2026/05/05 | 1467 |
| 2026/05/06 | 1424 |
| 2026/05/07 | 1428 |
| 2026/05/08 | 1467 |
| 2026/05/09 | 1362 |
| 2026/05/10 | 1421 |
| 2026/05/11 | 2122 |
| 2026/05/12 | 2148 |
| 2026/05/13 | 1690 |
| 2026/05/14 | 1786 |
| 2026/05/15 | 1467 |
| 2026/05/16 | 1841 |
| 2026/05/17 | 1889 |
| 2026/05/18 | 1864 |
| 2026/05/19 | 1723 |
| 2026/05/20 | 1730 |
| 2026/05/21 | 1814 |
| 2026/05/22 | 1857 |
| 2026/05/23 | 1823 |
| 2026/05/24 | 1932 |
| 2026/05/25 | 2221 |
| 2026/05/26 | 2222 |
| 2026/05/27 | 2061 |
| 2026/05/28 | 2060 |
| 2026/05/29 | 1970 |
| 2026/05/30 | 1988 |
| 2026/05/31 | 1963 |
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May saw a dynamic shift in advertisers, starting at 1,281 and peaking at 2,222. The month concluded with 1,963 advertisers, reflecting a vibrant competitive landscape.
Here we’re looking at the Top 10 biggest industry movers by market share gains and losses for the last 30 days.
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Autozone.com saw a significant drop of 9.97% in click share, while harborfreight.com and partsgeek.com experienced increases of 1.08% and 1.06%, respectively.
Take a look at the Top 10 competitors in the industry by Share of Impressions over the last month.
| Date | advanceautoparts.com | autozone.com | partsgeek.com | harborfreight.com | oreillyauto.com | napaonline.com | carparts.com | etrailer.com | batteriesplus.com | grainger.com |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026/05/01 | 14.68% | 22.1% | 5.64% | 4.83% | 1.85% | 3.76% | 4.93% | 0.69% | 0.36% | 0.94% |
| 2026/05/02 | 17.26% | 21.58% | 4.95% | 4.54% | 2.86% | 3.99% | 4.41% | 0.68% | 0.29% | 0% |
| 2026/05/03 | 16.77% | 24.32% | 5.25% | 3.65% | 3.09% | 5.07% | 5.05% | 0.66% | 0.38% | 0% |
| 2026/05/04 | 16.18% | 23.94% | 6.63% | 2.84% | 3.3% | 4.69% | 4.73% | 0.65% | 0.27% | 0.64% |
| 2026/05/05 | 14.18% | 22.85% | 5.62% | 2.59% | 3.55% | 4.25% | 4.38% | 0.77% | 0.56% | 2.06% |
| 2026/05/06 | 15.03% | 22.26% | 6.28% | 3.11% | 1.65% | 4.41% | 4.3% | 0.91% | 0.61% | 1.75% |
| 2026/05/07 | 11.81% | 26.41% | 6.03% | 3.34% | 2.61% | 5.77% | 3.82% | 0.76% | 0.36% | 1.56% |
| 2026/05/08 | 13.06% | 24% | 5.79% | 3.3% | 1.88% | 5.23% | 4.49% | 0.66% | 0.65% | 1.14% |
| 2026/05/09 | 12.84% | 21.3% | 5.9% | 3.7% | 1.67% | 8.15% | 4.89% | 0.69% | 0.46% | 0% |
| 2026/05/10 | 16.86% | 17.35% | 7.37% | 3.2% | 3.65% | 4.95% | 4.05% | 0.82% | 0.28% | 0% |
| 2026/05/11 | 9.93% | 17.01% | 4.89% | 6.11% | 3.89% | 3.08% | 2.57% | 1.81% | 1.06% | 2.81% |
| 2026/05/12 | 11.07% | 14.04% | 4.79% | 6.66% | 5.21% | 2.56% | 2.44% | 1.87% | 1.25% | 2.49% |
| 2026/05/13 | 12.57% | 16.93% | 5.31% | 5.72% | 5.05% | 3.87% | 2.93% | 1.71% | 0.74% | 2.31% |
| 2026/05/14 | 14.28% | 13.4% | 6.11% | 4.66% | 3.79% | 5.06% | 2.97% | 1.65% | 1.13% | 2.23% |
| 2026/05/15 | 13.04% | 23.98% | 5.82% | 3.3% | 1.89% | 5.23% | 4.52% | 0.66% | 0.65% | 1.14% |
| 2026/05/16 | 13.76% | 15.83% | 3.89% | 8.37% | 1.79% | 2.95% | 2.45% | 2% | 2.1% | 0% |
| 2026/05/17 | 13.61% | 13.55% | 4.36% | 7.78% | 1.79% | 2.86% | 2.78% | 1.97% | 2% | 0% |
| 2026/05/18 | 11.39% | 18.28% | 4.32% | 6.01% | 1.93% | 3.77% | 2.96% | 1.89% | 1.76% | 2.09% |
| 2026/05/19 | 11.46% | 15.2% | 4.33% | 6.56% | 3.55% | 2.86% | 2.11% | 2.12% | 2.12% | 2.67% |
| 2026/05/20 | 12.38% | 14.82% | 3.98% | 6.7% | 2.1% | 3.48% | 2.45% | 2.04% | 1.88% | 2.65% |
| 2026/05/21 | 12.37% | 16.95% | 4.7% | 5.74% | 2.03% | 4.07% | 2.4% | 2.06% | 1.8% | 1.75% |
| 2026/05/22 | 13.36% | 16.29% | 3.64% | 6.41% | 1.72% | 4.4% | 2.37% | 1.98% | 1.73% | 1.75% |
| 2026/05/23 | 15.55% | 16.59% | 3.84% | 5.88% | 1.04% | 3.13% | 2.57% | 2.17% | 1.89% | 0% |
| 2026/05/24 | 12.7% | 17.76% | 4.84% | 5.8% | 1.29% | 0.91% | 2.82% | 2.39% | 2.2% | 0% |
| 2026/05/25 | 10.73% | 17.05% | 4.09% | 5.24% | 1.69% | 5.46% | 2.61% | 1.84% | 2.14% | 1.13% |
| 2026/05/26 | 11.79% | 13.09% | 5.79% | 5.72% | 2.58% | 5.07% | 3.1% | 1.67% | 1.67% | 1.93% |
| 2026/05/27 | 15.23% | 0% | 5.97% | 7.01% | 2.07% | 5.1% | 3.15% | 2.36% | 1.56% | 1.69% |
| 2026/05/28 | 14.33% | 0% | 5.41% | 6.82% | 4.83% | 4.47% | 2.61% | 2.52% | 1.01% | 2.04% |
| 2026/05/29 | 14.81% | 1.67% | 5.14% | 8.65% | 4.09% | 4.98% | 2.82% | 2.44% | 1.03% | 1.73% |
| 2026/05/30 | 13.62% | 10.48% | 6.95% | 7.38% | 3.1% | 4.36% | 2.85% | 2.17% | 0.08% | 0% |
| 2026/05/31 | 14.7% | 12.53% | 7.25% | 5.79% | 4.16% | 3.81% | 2.47% | 2.07% | 0.19% | 0% |
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In May 2026, AutoZone led with fluctuating impressions, peaking early, then dipping. Advance Auto Parts showed a steady mid-month rise. PartsGeek and Harbor Freight had consistent shares, while Grainger and Batteries Plus saw sporadic visibility.
Ever wondered how your rivals’ ads are doing? Here we can see the top-performing ads in the industry over the last month.
Shop A-Premium auto parts for reliable replacement parts, OEM-quality components, and fast U.S. shipping. Find quality car parts engineered to fit your vehicle.
Shop Online & Pickup In Store — Shop Our Wide Selection of High-Quality Parts Made For Your Vehicle.
Shop In-Store or Online Now — Visit your local store or shop AutoZone.com for the quality parts & accessories you need. AutoZone has everything you need to get the job done. Find the Right Parts. Same-Day Store Pickup.
Buy Online & Pick Up In-Store — Buy Online For In-Store Or Curbside Pickup, Ship To Home, Or Reserve Online & Pay In-Store
Find Auto Parts Near You — Shop Now To Get the Right Auto Parts, Tools and Supplies For Your Truck At O'Reilly! Shop parts...
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In the competitive landscape of auto parts, A-Premium stands out with its promise of OEM-quality and guaranteed fit, while Advance Auto Parts emphasizes convenience with online shopping and in-store pickup. AutoZone offers versatility with both online and in-store options, ensuring customers find the right parts swiftly. NAPA Auto Parts highlights flexibility with multiple pickup and delivery options, and O’Reilly Auto Parts focuses on accessibility, ensuring customers find the right tools and supplies nearby. Each advertiser uniquely positions itself to cater to diverse customer needs in the auto parts market.
Imagine being able to instantly see your competitors Market Share, Share of Spend and their top performing ad copy so you can effectively benchmark your own performance.
Adthena’s PPC Market Share reports provide an instant view of performance insights across hundreds of sub-industries – so you can do just that.
How to use the US Automotive Auto Parts May 2026 Report
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Data within the US Automotive Auto Parts May 2026 Report is aggregated every month, highlighting the most significant changes from the previous period.
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Yes. The US Automotive Auto Parts May 2026 Report aggregates data from across both device types and Google Shopping.
The US Automotive Auto Parts May 2026 Report is for enterprise brands and agencies who want quick and high-level, historical benchmarks that are easily digestible and reveal insights, trends and market winners relevant to their own industry.
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