Yes, Walmart sells car parts – and more sellers are cashing in on that demand every day.
From brake pads to rims and engine sensors, Walmart’s automotive category is booming. It’s a top destination for DIY mechanics and budget-conscious drivers. This marketplace allows you to list car parts with complete vehicle fitment data. That means your buyers can search by year, make, and model – and find exactly what they need.
But here’s the catch: to sell auto parts on Walmart, you need to follow its specific listing requirements. That means providing detailed specs, correct data formatting, and full compatibility fields so buyers can find the right parts for their vehicles.
This guide breaks it down step by step. You’ll learn how to meet Walmart’s automotive requirements, list your parts with fitment data, and use M2E Cloud to make the whole process faster and easier.
Is Selling Car Parts on Walmart Worth It in 2025?
The automotive segment is still growing. DIY repairs are common after the pandemic. Even mechanics now buy parts online. Walmart is a popular choice for them.
Shoppers trust Walmart for more than groceries. Adding brake pads or tires to the same cart as household items feels normal. Competitive prices and fast delivery make the deal even better.
Walmart’s automotive category is one of the largest on the Marketplace. It has strong search visibility and filters for vehicle fitment. The range covers accessories, replacement parts, tools, tires, and performance upgrades.
Demand will stay high. As long as people drive, they will need parts. That means opportunity for both niche sellers and those moving large volumes. Whether you offer a rare gasket or a full pallet of winter tires, Walmart’s audience is big, active, and ready to buy.
What Can You Sell in Walmart’s Auto Parts Category?
Walmart’s auto parts catalog is broad. Sellers can list:
- Replacement parts like brake pads, suspension kits, and air filters
- Tires and wheels, including new tires, seasonal sets, and custom rims
- Accessories such as seat covers, floor mats, and in-car electronics
- Tools and equipment like jacks, diagnostic scanners, and testers
- Performance parts from turbo kits to high-flow air intakes
To list in these categories, products must have valid identifiers: UPC, GTIN, and Brand. Walmart also assigns each product a Walmart auto parts number, which is key for catalog matching.
For many SKUs, you’ll need both general product details and fitment-specific data – so buyers know exactly which vehicles your part will fit. Providing complete identifiers and compatibility info not only meets Walmart’s rules but also improves visibility in search.
How Fitment Works on Walmart: ACES, PIES, and Compatibility Data
Selling auto parts on Walmart isn’t just about adding photos and prices. You also need to give buyers the one detail that matters most – whether the part will fit their vehicle.
Walmart uses an automotive fitment system built on two industry standards:
- ACES (Aftermarket Catalog Exchange Standard) – the vehicle compatibility data. This covers Year, Make, Model, Engine, and other specs that tell buyers exactly which vehicles a part fits.
- PIES (Product Information Exchange Standard) – the product details. This includes dimensions, materials, warranty info, and brand data that help buyers compare products.
When you list automotive items, Walmart expects ACES-compliant fitment data. That means you’ll either fill in attributes directly in the Seller Center or upload a fitment spreadsheet. Without this data, your listings may not show up in filtered searches, and you risk higher return rates.
Example: If you sell brake pads, your listing should say they fit a 2018 Honda Civic with a 1.5L engine. Shoppers can then use Walmart’s filters to find a match instantly.
M2E Cloud lets you bulk-manage product attributes. You can map vehicle compatibility once under the right category and apply it to all matching listings. After you set the attribute source for the first listing, the data stays prefilled for future ones. No need to re-enter the same details. This saves time and keeps your data consistent – a must when listing hundreds of SKUs.
You can learn more in Walmart’s official guides on Automotive Fitment Overview and Adding ACES attributes.
Step-by-Step: How to Sell Auto Parts on Walmart Marketplace
Step #1. Apply to become a Walmart Marketplace seller
Start by applying through Walmart Marketplace’s seller program. You’ll need a US business tax ID, a registered business name, and a product catalog ready to upload. Approval times vary, but having your documentation in order speeds things up.
Step #2. Prepare your catalog with proper fitment data
When approved, it’s time to prepare your listings. Walmart’s auto category demands meticulous data. Utilize ACES spreadsheet templates to give correct Year/Make/Model information.
Ensure each SKU contains:
- A legitimate UPC or GTIN
- A clean brand name
- Quality images
- Full part numbers
- Fitment attributes for vehicle fitment
You will have better visibility and fewer returns the more accurate your data is.
Step #3. List items via M2E Cloud (optional but highly recommended)
If you already run a store on Shopify, BigCommerce, or Magento, you can’t connect your catalog to Walmart Marketplace directly. You’ll need a third-party tool like M2E Multichannel Connect to bridge that gap.
This isn’t a mandatory step, but it’s a smart one. To protect your seller rating, you must keep inventory synced, update listings fast, and ship on time. Manual updates make that hard. An integration tool automates it.
With M2E Cloud, you can:
- Bulk import and sync inventory from your ecommerce store
- Automatically map Walmart categories, UPCs, prices, and quantities
- Upload ACES and PIES fitment attributes without retyping data
- Push listings to Walmart in just a click or two
Automation saves you hours of work, especially if you have hundreds or thousands of SKUs. It also keeps your fitment data accurate across every sales channel.
Learn more about M2E Cloud’s Walmart Integration and how it simplifies automotive listings.
Returns Policy for Auto Parts on Walmart: What to Expect
Walmart’s general returns policy allows buyers to return most items within 30 days. But automotive parts – especially tires – can have different rules.
In most cases:
- Tires and other high-value products may not be returned if not installed or if packaged in original packaging
- Installed items typically cannot be returned
- Policies must be stricter than Walmart’s minimum
You should include return conditions on your listings. Describe any installation restrictions and restock fees as applicable.
Pro tip: Accurate fitment details are your best defense against return. If customers know a part will fit their particular car, they’re less likely to bring it back.
5 Pro Tips to Boost Auto Part Sales on Walmart
Auto part selling on Walmart is competitive, but with these smart tricks, you can stand out.
- Include OEM part numbers in listings. Buyers typically search for original equipment manufacturer (OEM) numbers. Place them in your titles and descriptions to raise visibility and trust.
- Use high-res images, including installation guides if possible. Clear, detailed photos help buyers compare parts and reduce confusion. Include diagrams or step-by-step images if you can.
- Offer 2-day shipping or Walmart Fulfillment Services. Fast delivery increases your chances of winning the Buy Box and keeps buyers happy. Walmart rewards sellers who meet speed and reliability targets.
- Monitor inventory and pricing dynamically with M2E Cloud. Stay competitive without overselling. M2E Cloud syncs stock and pricing in real time across all your connected channels. Use M2E Sales Analytics to track performance and spot sales trends. This insight helps you price better, plan promotions, and stock the parts that sell most.
- Track customer questions (often a sign of poor fitment data). If buyers keep asking whether a part fits their car, your listing might be missing key compatibility info. Update ACES attributes to prevent returns and lost sales.
FAQ on How to Sell Auto Parts on Walmart
Q1: Does Walmart sell car parts from third-party sellers?
Walmart’s automotive category is open to approved Marketplace sellers who offer new, compatible parts. This includes everything from replacement components and accessories to tools and tires. As long as your products meet Walmart’s requirements and you maintain accurate fitment data, you can sell alongside Walmart’s inventory.
Q2: How do I get a Walmart auto parts number?
When you create a listing, Walmart assigns it a unique auto parts number for catalog matching. This number helps keep your listing linked to the correct product in Walmart’s database. To get one, you must provide a valid product identifier such as a UPC or GTIN. Without these, your listing may be delayed or rejected.
Q3: Do I need a fitment spreadsheet to sell?
Walmart requires fitment spreadsheets for automotive SKUs that need Year/Make/Model filtering. This data allows buyers to check if a part fits their exact vehicle before purchasing. Submitting ACES-compliant fitment data is the best way to improve visibility and reduce costly returns.
Q4: Can I sell used auto parts on Walmart?
Walmart only allows new automotive parts and accessories on its Marketplace. Used, refurbished, or rebuilt parts don’t qualify. Every item must be in new condition and meet the brand and packaging requirements set by Walmart.
Q5: Are unbranded or private label auto parts available to be sold on Walmart?
As long as the products are new, of good quality, and meet all Walmart listing standards. You would still need a UPC or GTIN on each SKU, even when selling on your own private label. You need to have accurate descriptions, high-quality pictures, and correct fitment information to overcome big brands.
Conclusion: Sell Smarter, Not Harder, with M2E Cloud
Walmart’s auto parts segment is booming, but success depends on getting your catalog right. Proper fitment information, complete product details, and proper identifiers are not negotiable.
With M2E Cloud, you can handle these requirements faster and with fewer errors. Bulk uploads, automatic attribute mapping, and real-time inventory sync give you the tools to grow without adding more manual work.
