Highway and Heavy Parts - DT9

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International / Navistar - DT9 - Air Intake & Exhaust System
HHP is ready to get your rig breathing right with a wide range of new and remanufactured aftermarket Exhaust Hardware Kits (complete with port sleeves), Exhaust Stud Kits, Exhaust Manifold Studs,...More Details »
International / Navistar - DT9 - Cooling System
Why risk your engine when you don't have to? HHP is ready to help! We offer a wide range of new aftermarket and remanufactured diesel water pump assemblies, water pump repair kits, idler...More Details »
International / Navistar - DT9 - Fuel System
Down on power? Rough idle? Hard starting even in warm weather? HHP is here to help get you back to running the way you should be. HHP offers a wide range of rebuilt diesel injectors, injector seal...More Details »
International / Navistar - DT9 - Gaskets & Gasket Sets
Ever get a box with 20+ gaskets just thrown in it? Get two gaskets that look similar but not sure exactly which one goes where? HHP has solved this issue! On top of receiving premium quality...More Details »