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Detroit Diesel

The Most Advanced Engine Solution

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1.833.PPG.PENN
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Proven Performance


Penn offers the best engines and service within a complete line of medium and heavy-duty diesel and alternative fuel engines for the transportation industry.  Detroit Diesel has a rich history of producing diesel engines that are proven performers. 


Engineering Excellence


When you buy a tried-and-true Detroit engine, you’re buying billions of miles of engineering excellence.  Detroit engines are built to:

  • Ride the nation’s roughest roads with minimal maintenance
  • Offer best-in-class fuel economy, versatility, power, and longer maintenance intervals

Shop Detroit Diesel

Penn Knows Time is Money


We do everything we can to get drivers back on the road.

The Penn Process


  1. Issue is reported

  2. Diagnostics and quick estimates

  3. Provide service/parts needed

  4. Get truck back on the road

  5. Ongoing support – maintenance of vehicle

Categories of Products/Services


Our full line of DD, Legacy Engines, and MBE power choice and remanufactured engines will help move your business forward.  

Accessory Drive Belt Tensioner

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Air Brake Compressor Gasket

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Air Brake Control Valve

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Battery Isolator

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Bolt

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Clamp-On Hose Fitting

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Cooling System Service Kit

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Crankshaft Dowel

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Dash Knob

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Diesel Exhaust Fluid (DEF) Injector Gasket

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Diesel Exhaust Fluid (DEF) Injector O-Ring

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Diesel Exhaust Fluid (DEF) Pump Pneumatic Switching Valve

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Diesel Exhaust Fluid (DEF) Valve Injector Gasket

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Diesel High Pressure Oil Pump Hose

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Engine Brake Switch

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Engine Camshaft Bearing Cap Seal

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Engine Camshaft Bearing Set

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Engine Camshaft Gasket

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Engine Camshaft Position Sensor

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Engine Camshaft Thrust Plate Seal

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Engine Connecting Rod Bolt

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Engine Coolant Level Sensor

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Engine Crankcase O-Ring

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Engine Crankshaft Position Sensor

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Engine Crankshaft Seal

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Engine Cylinder Head Assembly

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Engine Exhaust Valve

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Engine Main Bearing Seal Kit

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Engine Oil Cooler Core Gasket

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Engine Oil Dipstick

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Engine Oil Filter

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Engine Oil Line Fitting Seal

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Engine Oil Pan Bolt Set

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Engine Oil Pan Gasket

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Engine Oil Pan Spacer

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Engine Oil Pressure Relief Valve

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Engine Oil Pressure Sensor

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Engine Oil Seal Ring

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Engine Oil Separator

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Engine Oil Temperature Sensor

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Engine Oil Thermostat

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Engine Timing Belt Idler Pulley

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Engine Valve Cover Gasket

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Engine Water Pump

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Engine Wiring Harness

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Exhaust Air Supply Gasket

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Exhaust Header Gasket

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Exhaust Header Stud

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Exhaust Manifold

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Exhaust Manifold Bolt

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Exhaust Manifold Bolt Spacer

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Exhaust Manifold Gasket

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Exhaust Manifold Gasket and Hardware Kit

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Exhaust Manifold Stud

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Exhaust Pipe Bellow

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Exhaust Pipe Stud

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Fresh Water Pump Cover Gasket

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Fuel Analysis Kit

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Fuel Control Valve

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Fuel Filter

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Fuel Filter Kit

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Fuel Filter O-Ring

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Fuel Injector Control Module Wiring Harness

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Fuel Injector Seal

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Fuel Line Seal Ring

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Fuel Pump

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Fuel Pump Gasket

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Fuel Water Separator

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Fuel Water Separator Filter Element

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Gasket Making Material

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Nitrogen Oxide (NOx) Sensor

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Quick Splice Terminal

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Radiator Coolant Hose O-Ring

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Rocker Switch Cover

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Selective Catalytic Reduction (SCR) Catalyst Delete Pipe

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Supercharger Coolant Line

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Transmission Valve Body Exhaust Valve Spring

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Turbocharger Coolant Reservoir Stud

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Turbocharger Inlet Pipe Gasket

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Turbocharger Oil Return Line Gasket

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Turbocharger Oil Supply Tube

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Turbocharger V-Band Clamp

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Variable Pressure Output Device

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