Injector Tube and O-Ring Set for DD13 and DD15 Engines Nylon Hose This critical safety component maintains

This critical safety component maintains adequate air pressure for tractor braking even if a trailer brake line fails

MDKN28520X

Mack Anthem (AN)

Peterbilt: 03-08781

the brake-system air dryer used on most Daimler/Detroit-equipped trucks

Injector Tube and O-Ring Set for DD13 and DD15 Engines Nylon Hose This critical safety component maintainsThis is a complete 6 cylinder injector tube (sleeve) and O ring set for Detroit Diesel DD13 and DD15 engines, packaging six PAI 692090 injector tubes (Detroit A4720780273) and six PAI 621248 O rings (Detroit A0249976445) enough soft hard parts to reseal all six injector bores when the head is off the engine. The injector tube is the stainless steel sleeve pressed into the cylinder head that isolates the injector from the coolant jacket. Specifications