4163689C91 | Genuine International® Diesel Exhaust Fluid Header Peterbilt 579 The pump can’t regulate fuel

The pump can’t regulate fuel precisely

More oxygen + more fuel = stronger combustion

Part Number: 4461062010

Fits 918-1480-11 For various diesel engines

P0705 – Transmission Range Sensor Circuit Malfunction

4163689C91 | Genuine International® Diesel Exhaust Fluid Header Peterbilt 579 The pump can’t regulate fuelDescription: A Diesel Exhaust Fluid (DEF) header 5G QLS SSI 4163689C91 is a key component in a diesel vehicles emissions control system, specifically within the Selective Catalytic Reduction (SCR) system. The DEF header (also called a DEF tank head or DEF sender assembly) is the unit mounted on or inside the DEF tank. It monitors and manages the Diesel Exhaust Fluid thats injected into the exhaust to reduce harmful nitrogen oxide (NOx) emissions. Part