Protect your big rig and fellow drivers with 4 State Trucks' premium Peterbilt semi truck mud flaps. Trust 4 State Trucks for top-quality Peterbilt semi truck mud flaps that combine practical protection with eye-catching designs, ensuring your truck stays clean and compliant on every haul. Whether you need standard replacements or custom-branded upgrades, our mud flaps keep your Peterbilt looking professional while guarding against road debris. From heavy-duty anti-sail models to sleek stainless steel weights, our Peterbilt mud flaps offer both superior spray control and a polished appearance, helping your semi stand out for all the right reasons.