Filler neck adapter, collar + cap It is compatible with all models Replaces your old, worn fuel cap & stops leaks on peterbilt trucks
Peterbilt Leak Defender Fuel Cap and Anti-Siphon Neck
Compatible on peterbilt trucks with a 1/4 turn fuel neck
International shipment of items may be subject to customs processing and additional charges.
The peterbilt leak defender is a practical and reliable solution to prevent fuel cap leaks Designed to stop fuel cap leaks on peterbilt trucks. Stop fuel cap leaks with the leak defender replacement fuel cap Designed for trucks from peterbilt, kenworth, and more, it helps ensure a tight seal every time, keeping your tank clean and compliant with dot standards.
Replacement fuel cap for the leak defender® collar
