The Volvo 20942984 Doser Shut Off Valve is a unit designed specifically for use with Volvo D13 engines. Manufactured by Volvo, this part number 20942984 ensures compatibility with Volvo applications. This shut off valve is a crucial component in controlling fuel flow to the engine, providing reliable performance for commercial trucks. Ideal for those in need of a high-quality replacement part for their Volvo vehicle, this product offers durability and precision in engine operation.