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Enhance your GMC Sierra 2500 or 3500 HD with the Rally Armor part number RALMF131-BLK-MBK black mud flap, designed for durability and reliable protection in all weather conditions. Crafted from high-quality polyurethane, these UR series mud flaps are engineered to withstand extreme temperatures, from scorching heat to freezing cold, without losing their shape or flexibility. Their abrasion-resistant material offers long-lasting defense against gravel, salt, mud, snow, and other road debris that can damage your vehicle's finish. These mud flaps are made in the USA from tested, tear and shock-resistant polyurethane, ensuring they maintain their form through years of use without curling, cracking, or warping over time.
Features:
Fitment:
2020 GMC Sierra 2500 HD Denali
2020 GMC Sierra 3500 HD Denali
2021 GMC Sierra 2500 HD Denali
2021 GMC Sierra 3500 HD Denali
2022 GMC Sierra 2500 HD Denali
2022 GMC Sierra 3500 HD Denali
2023 GMC Sierra 2500 HD Denali
2023 GMC Sierra 3500 HD Denali
2024 GMC Sierra 2500 HD Denali
2024 GMC Sierra 3500 HD Denali
Order Processing
All orders are processed and shipped within 24 hours of purchase (excluding weekends and holidays).
Orders placed after 3:00 PM EST may ship the following business day.
Shipping Methods
Customers select their preferred shipping method and speed at checkout.
Shipping times are determined by the carrier and cannot be guaranteed by us.
Tracking information will be provided once your order has shipped.
Shipping Coverage
If your package arrives damaged, please notify the delivery driver immediately and contact the shipping carrier to file a claim.
You must report any missing or damaged items within 14 days of delivery.
After this time, we cannot be held responsible for lost or damaged items.
Return Window
You have 30 days from the date of delivery to request a return.
After 30 days, we are unable to accept returns, exchanges, or refund requests.
Eligibility
Items must be returned in their original condition—unused, unwashed, and with all tags and packaging intact.
Certain products may not be eligible for return (e.g., special-order items, customized products, or perishable goods).
Items that have been altered, installed, or modified cannot be returned.
Return Process
Contact our Customer Support team to request a Return Authorization (RMA) before sending items back.
Once your return is approved, you’ll receive instructions on where to send the product.
Customers are responsible for return shipping costs unless the item was defective or incorrect.
Refunds
Refunds are issued to the original payment method once the returned item has been received and inspected.
Please allow 5–10 business days for the refund to appear on your account.
In some cases, a restocking fee may apply (if applicable, this will be disclosed during your return authorization).
