: Hobbyists or "gear-heads" who buy parts regularly to perform their own repairs or maintenance. Common DIY purchases include: Maintenance Items : Filters, spark plugs, lighting, and oil. Common Repairs : Side mirrors, door handles, and brake pads.

These buyers typically purchase parts in higher volumes for commercial use.

: Buyers looking for performance upgrades, "tuning" devices, or rare aesthetic components to customize their vehicles. 2. Professional & Business Buyers