US Automotive Auto Parts - PPC Market Share Analysis January 2026

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.

Auto Parts – US

Google AI Overview visibility for Automotive Auto Parts US

See how often AIOs appear and how search intent is distributed across buying signals.

AIO Frequency

How often a Google AI overview appears on search terms relevant to this category.

Frequency Percentage
Frequency 25.1008047131
74.8991952869
25%

Complex Query Frequency

A complex query is a longer, more detailed search that often contains multiple keywords, specific conditions, or multi-part questions.

Frequency Percentage
Frequency 36
64
36%

Search Intent Distribution

Breakdown of search queries by their underlying goal.

Intent Distribution
Investigational 6%
Transactional 8%
Navigational 0%
Seasonal 0%
Local 1%
Problem Solving 17%

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Market Exposure

Share of Clicks for top 10 US Automotive Auto Parts brands

Here are the Top 10 competitors in the industry by Share of Clicks for the last month.

Share of Clicks - Last month
Share of Clicks - Last month
Domain Share of clicks
autozone.com 39.53
advanceautoparts.com 19.41
napaonline.com 6.66
partsgeek.com 3.84
carparts.com 2.11
summitracing.com 1.95
harborfreight.com 1.89
kbb.com 1.58
bumper.com 1.13
oreillyauto.com 0.58
others 21.32
  • autozone.com - 39.53%
  • advanceautoparts.com - 19.41%
  • napaonline.com - 6.66%
  • partsgeek.com - 3.84%
  • carparts.com - 2.11%
  • summitracing.com - 1.95%
  • harborfreight.com - 1.89%
  • kbb.com - 1.58%
  • bumper.com - 1.13%
  • oreillyauto.com - 0.58%
  • others - 21.32%

Copyright © Adthena. All rights reserved.

AutoZone leads with 39.53% click share, followed by Advance Auto Parts at 19.41%. Others collectively hold 21.32%, showcasing diverse competition.

Market Exposure

Share of Spend for the top 10 US Automotive Auto Parts brands

Curious about your market position? Here you can see the Top 10 competitors in the industry by Share of Spend for the last month. 

Share of Spend - Last Month
Share of Spend - Last Month
Date advanceautoparts.com autozone.com partsgeek.com carparts.com bumper.com peddle.com harborfreight.com napaonline.com carcover.com vinseeker.com
2026/01/01 9.92% 14.37% 4.27% 3.57% 3.77% 1.86% 2.76% 6.73% 0.78% 1.85%
2026/01/02 13.14% 14.79% 4.22% 3.19% 3.3% 2.27% 2.22% 6.25% 1.01% 1.67%
2026/01/03 11.07% 18.98% 4.83% 3.13% 3.26% 2.35% 2.31% 5.97% 1.26% 1.67%
2026/01/04 9.94% 18.86% 5.04% 3.8% 4.35% 2.36% 1.64% 4.64% 0.96% 1.46%
2026/01/05 10.96% 12.15% 4.41% 3.76% 3.77% 2.17% 3.13% 5.58% 1.25% 1.98%
2026/01/06 10.88% 12.32% 3.83% 3.49% 4.58% 2.3% 1.46% 9.7% 1% 1.61%
2026/01/07 9.36% 20.53% 4.3% 3.12% 1.44% 1.93% 2.02% 7.58% 1.22% 0.56%
2026/01/08 12.76% 14.18% 5.25% 4.36% 1.98% 2.32% 0.86% 8.78% 1% 0.8%
2026/01/09 9.15% 19.55% 4.21% 3.81% 2.35% 2.29% 1.37% 6.37% 0.8% 1.54%
2026/01/10 9.89% 19.49% 4.1% 2.91% 2.11% 1.92% 2.19% 5.93% 1.58% 0.73%
2026/01/11 9.42% 18.99% 4.84% 3.64% 2.09% 1.9% 1.42% 7.71% 1.04% 1.11%
2026/01/12 9.6% 16.86% 4.98% 3.5% 2.05% 1.84% 1.9% 6.05% 0.95% 1.36%
2026/01/13 9.09% 20.01% 5.17% 4.26% 1.93% 1.95% 1.96% 2% 1.09% 1.89%
2026/01/14 10.85% 24.69% 5.22% 4.06% 2.66% 2.14% 1.13% 0.79% 1.01% 1.2%
2026/01/15 10.92% 20.26% 4.13% 3.18% 2.57% 2.08% 1.83% 1.67% 1.48% 1.29%
2026/01/16 9.11% 19.47% 4.19% 3.8% 2.34% 2.28% 1.36% 6.35% 0.8% 1.53%
2026/01/17 12.66% 12.87% 6.13% 4.39% 3.65% 2.41% 3.13% 0.95% 1.51% 1.35%
2026/01/18 13.42% 20.29% 5.4% 3.42% 3.07% 2.11% 2.29% 0.15% 1.37% 1.06%
2026/01/19 9.74% 18.69% 4.43% 3.24% 2.92% 1.94% 2.51% 1.09% 0.96% 1.09%
2026/01/20 9.07% 19.97% 5.16% 4.25% 1.93% 1.94% 1.95% 1.99% 1.09% 1.89%
2026/01/21 10.9% 20.81% 4.64% 3.58% 3.87% 2.68% 1.83% 0.34% 1.02% 1.33%
2026/01/22 9.98% 20.87% 5.16% 3.22% 3.54% 2.25% 2.22% 0.2% 1.15% 1.48%
2026/01/23 10.45% 16.88% 5.13% 3.35% 3.37% 2.4% 3.35% 0.1% 1% 1.21%
2026/01/24 10.85% 16.99% 4.52% 2.68% 3.78% 2.5% 1.93% 1.96% 1.3% 1.4%
2026/01/25 11.03% 20.19% 4.83% 3.8% 3.96% 2.6% 2.12% 0.07% 1.27% 1.14%
2026/01/26 10.01% 23.68% 4.57% 3.46% 4.19% 2.7% 2.01% 0.91% 0.84% 0.95%
2026/01/27 11.22% 22.92% 3.83% 3.4% 4.27% 2.45% 1.18% 0.32% 0.77% 1%
2026/01/28 13.6% 21.8% 4.17% 3.36% 2.51% 2.04% 2.44% 0.17% 1.18% 1.02%
2026/01/29 14.29% 18.11% 4.33% 2.93% 3.85% 2.1% 3.1% 0.04% 1.26% 1.11%
2026/01/30 15.28% 5.27% 4.39% 3.42% 4.76% 2.74% 2.59% 0.15% 1.62% 0.7%
2026/01/31 12.96% 10.5% 6.18% 4.73% 3.46% 3.23% 2.81% 2.18% 1.38% 0.61%
  • advanceautoparts.com
  • autozone.com
  • partsgeek.com
  • carparts.com
  • bumper.com
  • peddle.com
  • harborfreight.com
  • napaonline.com
  • carcover.com
  • vinseeker.com

Copyright © Adthena. All rights reserved.

AutoZone led January with fluctuating spend, peaking mid-month. Advance Auto Parts showed consistent growth, ending strong. PartsGeek and CarParts maintained steady shares, while NapaOnline’s presence waned significantly.

Market Exposure

Competitor Count for US Automotive Auto Parts

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. 

Competitor Count - Last month
Competitor Count - Last month
Date Competitor Count
2026/01/01 2006
2026/01/02 2035
2026/01/03 1971
2026/01/04 1971
2026/01/05 2056
2026/01/06 2020
2026/01/07 1814
2026/01/08 1555
2026/01/09 1740
2026/01/10 2057
2026/01/11 1800
2026/01/12 2048
2026/01/13 1893
2026/01/14 1836
2026/01/15 1742
2026/01/16 1740
2026/01/17 1642
2026/01/18 1644
2026/01/19 1831
2026/01/20 1893
2026/01/21 1810
2026/01/22 1618
2026/01/23 1805
2026/01/24 1813
2026/01/25 1899
2026/01/26 1926
2026/01/27 1768
2026/01/28 1734
2026/01/29 1785
2026/01/30 1759
2026/01/31 1701

Copyright © Adthena. All rights reserved.

January 2026 saw fluctuating advertiser numbers, peaking at 2,057 on the 10th. The month ended with a decline, closing at 1,701.

Campaign Efficiency

Market Loss & Market Gains for US Automotive Auto Parts

Here we’re looking at the Top 10 biggest industry movers by market share gains and losses for the last 30 days.

Market Loss & Market Gains - Last month
Market Loss & Market Gains - Last month
Name Market Trend
autozone.com 2.84%
advanceautoparts.com 2.52%
summitracing.com 0.5%
kbb.com 0.48%
harborfreight.com 0.46%
oreillyauto.com -0.09%
methodracewheels.com -0.17%
grainger.com -0.18%
batteriesplus.com -0.19%
napaonline.com -8.94%

Copyright © Adthena. All rights reserved.

AutoZone and Advance Auto Parts surged with click share increases of 2.84% and 2.52%, respectively. Meanwhile, NapaOnline experienced a significant drop of 8.94%.

Campaign Efficiency

US Automotive Auto Parts Share of Impressions

Take a look at the Top 10 competitors in the industry by Share of Impressions over the last month.

Date autozone.com advanceautoparts.com partsgeek.com harborfreight.com carparts.com bumper.com carmax.com napaonline.com oreillyauto.com summitracing.com
2026/01/01 19.05% 11.12% 4.26% 5.9% 3.13% 2.63% 1.05% 6.59% 2.21% 1.03%
2026/01/02 18.86% 15.62% 4.74% 5.03% 2.87% 2.15% 1.02% 6.77% 1.18% 0.9%
2026/01/03 25.07% 13.27% 4.9% 5.07% 3.22% 2.02% 0.91% 5.8% 1.48% 1.04%
2026/01/04 24.8% 11.75% 4.91% 3.65% 3.54% 2.87% 1.47% 4.78% 2.09% 1.04%
2026/01/05 15.96% 13.18% 4.63% 7.11% 3.38% 2.37% 1.14% 5.81% 1% 0.92%
2026/01/06 17.75% 13.05% 4.19% 3.53% 3.48% 3.04% 0.94% 9.4% 1.7% 0.82%
2026/01/07 25.46% 10.86% 4.64% 4.68% 3.02% 0.81% 1.02% 6.5% 0.75% 1.02%
2026/01/08 20.04% 14.66% 6.38% 2.23% 4.39% 1.17% 1.14% 9.08% 1.42% 0.67%
2026/01/09 25.34% 10.25% 4.56% 3.24% 3.23% 1.55% 1.16% 6.81% 1.01% 1.17%
2026/01/10 23.74% 11.2% 4.12% 5.01% 2.7% 1.22% 1.32% 6.32% 1.24% 0.8%
2026/01/11 23% 10.19% 5.37% 2.96% 3.59% 1.37% 1.39% 8.56% 1.69% 1.29%
2026/01/12 21.56% 10.66% 4.92% 4.09% 3.15% 1.18% 0.97% 5.63% 2.33% 0.99%
2026/01/13 23.63% 10.56% 5.23% 3.99% 3.73% 1.1% 0.95% 3.56% 2.02% 0.99%
2026/01/14 30.95% 11.78% 6.04% 2.37% 3.45% 1.7% 0.6% 0.75% 1.61% 1.05%
2026/01/15 25.64% 12.04% 4.35% 3.31% 2.53% 1.5% 1.09% 2.03% 1.53% 1.21%
2026/01/16 25.34% 10.25% 4.56% 3.24% 3.23% 1.55% 1.16% 6.81% 1.01% 1.17%
2026/01/17 16.97% 13.65% 7.01% 7.74% 3.97% 2.42% 1.24% 1.19% 0.85% 1%
2026/01/18 26.13% 14.09% 5.84% 5.53% 3.66% 1.87% 1.09% 0.25% 1.23% 1.3%
2026/01/19 24.54% 10.86% 4.29% 5.87% 3.21% 1.87% 1.02% 1.24% 1.09% 0.87%
2026/01/20 23.63% 10.56% 5.23% 3.99% 3.73% 1.1% 0.95% 3.56% 2.02% 0.99%
2026/01/21 26.06% 12.51% 4.78% 4.04% 3.3% 2.54% 0.83% 0.67% 0.88% 1.15%
2026/01/22 28.35% 10.82% 5.44% 4.92% 3.24% 2.22% 0.9% 0.26% 1.13% 1.36%
2026/01/23 21.61% 13.6% 6.06% 6.91% 3.14% 2.17% 1.27% 0.12% 1.03% 1.42%
2026/01/24 21.74% 13.37% 4.92% 4.11% 2.99% 2.57% 1.29% 1.65% 1.33% 1.52%
2026/01/25 27.06% 12.59% 5.33% 4.67% 3.65% 2.7% 1.23% 0.09% 0.74% 1.36%
2026/01/26 30.15% 11.02% 4.74% 4.8% 2.98% 2.7% 0.87% 0.86% 0.61% 0.8%
2026/01/27 29.68% 12.36% 4.03% 2.61% 3.11% 2.83% 1.09% 0.57% 1.01% 1.33%
2026/01/28 28.24% 13.6% 4.48% 5.63% 3.11% 1.49% 1.28% 0.23% 0.93% 1.29%
2026/01/29 23.7% 14.31% 4.14% 6.58% 2.26% 2.35% 1.47% 0.07% 0.97% 1.51%
2026/01/30 8.81% 16.44% 4.74% 6.2% 3.08% 3.27% 2.11% 0.2% 1.04% 1.53%
2026/01/31 15.18% 14.28% 6.94% 6.28% 4.7% 2.26% 1.85% 1.55% 1.3% 1.01%
  • autozone.com
  • advanceautoparts.com
  • partsgeek.com
  • harborfreight.com
  • carparts.com
  • bumper.com
  • carmax.com
  • napaonline.com
  • oreillyauto.com
  • summitracing.com

Copyright © Adthena. All rights reserved.

Autozone.com led January with fluctuating impressions, peaking mid-month. Advanceautoparts.com maintained steady growth, while Partsgeek.com and Harborfreight.com showed sporadic increases. Napaonline.com and Oreillyauto.com experienced declines. The month ended with diverse trends.

Campaign Efficiency

Google Text Ad Copy Insights & Creative Trends for US Automotive Auto Parts

Ever wondered how your rivals’ ads are doing? Here we can see the top-performing ads in the industry over the last month.

Google Text Ad Copy Insights & Creative Trends for US Automotive Auto Parts - Last month
  1. 1
    Advance Auto Official Site - Shop Online & Pickup In Store https://shop.advanceautoparts.com › auto-parts

    Find the Brands You Want, Service You Trust and Quality You Expect at Even Better Prices!

  2. 2
    AutoZone Official Site https://www.autozone.com

    Get In The Zone: AutoZone — Visit your local store or shop online for the quality parts & accessories you need.

  3. 3
    Auto Parts by CarParts.com - Quality Parts, Priced Right https://www.carparts.com

    Over 1 million car parts at your fingertips. From collision, maintenance, and upgrades to accessories, CarParts.com offers top-quality auto parts at prices you can afford.

  4. 4
    Auto Parts at RockAuto | Reliably Low Auto Part Prices https://www.rockauto.com

    Your Choice of Quality. Reliably Low Price. Full Manufacturer Warranty.

  5. 5
    Absolutely Free VIN Checks https://www.vinseeker.com

    No Cost Car History — Dive into your vehicle's past with our free report. Transparency at no cost to you. Unlock your car's history with our VIN check. It's fast, free, and fully detailed. View Features. 24/7 Assistance Available.

Copyright © Adthena. All rights reserved.

In the competitive world of auto parts, Advance Auto Parts, AutoZone, CarParts.com, RockAuto, and VinSeeker stand out. Their ads emphasize convenience, affordability, and quality. Advance Auto Parts and AutoZone highlight in-store and online shopping, while CarParts.com and RockAuto focus on extensive inventory and low prices. VinSeeker offers free VIN checks, ensuring transparency.

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