For the best selection of online semi truck exterior accessories, look no further than the high-quality semi truck exterior parts and options available at 4 State Trucks. Whether you need a grille, fuel tank, bumpers, chassis, or any other item, we can help you with our aftermarket and custom semi truck parts. Make your big rig look exactly the way you want it to, whether you drive a Peterbilt, Kenworth, Freightliner, or any other make. With help from 4 State Trucks, your 18 wheeler will look like a million bucks.