Selected Filters


Loading...

Availability


PETERBILT 389 Dorman Parts and Accessories

Part Groups

Results 1 - 24 of 32

Dorman Oil Pan Drain Plugs

Do you have a rounded-off, stripped, or leaking drain plug? If so, then pick up one of these Dorman oil pan drain plugs. Designed and constructed to strict engineering quality standards, they are high-quality OE replacements coated for corrosion resistance and a long service life. Dorman's oversized, piggyback, and rubber expanding plugs eliminate the need to replace the entire pan, saving you time, labor, and money.

4.17 out of 5 stars ( 76 )

$7.50

$17.99

Dorman Air Door Actuators

Is the heat or air conditioning only working on one side of your vehicle? Is the defrost not working at all? Dorman can help with these replacement air door actuators. Their redesigned housing will last longer than the factory units and will give you years of trouble-free service.

4.0 out of 5 stars ( 17 )

$71.99

Dorman Water-in-Fuel Sensors

Dorman water-in-fuel sensors are quality replacements that match the function and performance of the original equipment sensor to prevent water damaging a diesel fuel injector. Made of top-grade materials, the WiF sensors have undergone extensive testing to ensure durability and withstand exposure to diesel fuel. They are available as sensors, assemblies, and units with separator or drain valves. For cost-effective solutions for your vehicle maintenance and/or repairs, choose Dorman—original equipment quality at a more affordable price.

Not Yet Reviewed

$86.99

Dorman Accelerator Pedal Position Sensors

Are you having problems with your electronic throttle? If so, then pick up one of these Dorman accelerator pedal position sensors. They are designed to indicate the position of the accelerator pedal by converting the accelerator pedal movement into two electrical signals so that the computer can provide the proper change in throttle position. Available for a variety of vehicles, the Dorman accelerator pedal position sensors are sure to solve any of your electronic throttle issues.

4.38 out of 5 stars ( 16 )

$301.99

Dorman Fuel Tank Level Sending Units

Just going with the flow? Not a good idea when dealing with the gas level in your vehicle. Dorman fuel tank level sending units are solutions to help keep you from running out of gas. These quality OE replacements will restore reliable fuel gauge readings with the proper fit and function. Replace a failing unit with the Dorman tank level sensor designed for your vehicle application.

4.15 out of 5 stars ( 60 )

$53.99

$159.99

Dorman Turbocharger Speed Sensors

In this day and age of computer-controlled vehicles, an improperly functioning sensor or switch could cause major issues. Dorman turbocharger speed sensors help prevent damage to the engine and turbo. These plastic, copper, and metal constructed units feature an easy plug-and-play installation and have been pre-fitted to ensure that standards for quality are met. Dorman Turbocharger speed sensors keep speed readings and performance at optimum levels.

Not Yet Reviewed

$181.99

$217.99

Dorman Truck Cab Side Steps

Get up into your big rig more easily with these Dorman truck cab side steps. They're direct replacement steps for your truck and have been designed with non-slip tread patterns for secure footing. The steps are made from durable aluminum or steel, with finish options, and are available in a variety of lengths. They install easily in the factory location.

Not Yet Reviewed

$163.99

Clearance

Dorman Windshield Washer Reservoir Caps

If you've lost or damaged the reservoir cap for your windshield washer system, Dorman has you covered! Constructed from high-quality plastic for long-lasting durability, Dorman offers OE-style caps for many different size . They protect your windshield washer system by providing a tight seal against the elements and preventing windshield washer fluid from splashing and/or leaking. Dorman engineers for affordability and convenience.

4.25 out of 5 stars ( 12 )

$3.99


$2.50

Clearance

Dorman Windshield Washer Fluid Reservoirs

Is your windshield washer fluid leaking out of the reservoir? Heat and engine vibration can damage plastic over time causing cracks and leaks. Dorman windshield washer reservoirs are built from premium plastic to withstand the effects of the physical damage created in the engine compartment. They are thoroughly tested to ensure performance and long lasting quality over time. Features include: * Reservoir cap included * Level sensor included (where applicable) * Direct OE replacement for a proper fit every time * Quality-tested to ensure trouble-free installation and performance

3.83 out of 5 stars ( 12 )

$82.99


$63.50

Clearance

Dorman Crankcase Breather Filters

Is your crankcase breather filter clogged up with oil? Replace it with a new one! Dorman steel crankcase breather filters are designed to allow for proper crankcase ventilation for more efficient filtering and air circulation.

5.0 out of 5 stars ( 1 )

$69.99


$41.50

Dorman Coolant Reservoirs

Dorman coolant reservoirs are part of their line of OE solutions for your vehicle. They are quality-made replacements for your worn, cracked, or broken reservoirs. They collect excess coolant to prevent contaminating your engine compartment and the environment.

4.61 out of 5 stars ( 194 )

$188.99

Dorman Vehicle Speed Sensors

Dorman has you covered on all of your vehicle speed sensor needs. The speedometer gauge on your dashboard is getting its data from somewhere--and these are the units. Dorman takes pride in having produced high-quality OE replacement parts with state-of-the-art equipment since 1918. Take advantage of having access to an industry-leading brand originally intended only for dealers. Dorman vehicle speed sensors are available for many makes and models of cars and trucks. Match your vehicle specs with the sensor that'll get you back up to speed!

4.14 out of 5 stars ( 7 )

$42.99

$60.99

Dorman Coolant Level Modules and Sensors

Low coolant light got you boiling? Dorman coolant level modules and sensors are what you need to let off some steam. Designed to fit and perform just like the original equipment, these replacements are manufactured from high-quality, corrosion-resistant materials to alert the onboard computer system of low coolant levels. Faulty modules and sensors can lead to overheating and potential engine damage.

Not Yet Reviewed

$57.99

Dorman Coolant Pump Motion Sensors

Dorman coolant pump motion sensors are engineered from high-quality materials to measure the coolant pump's RPM effectively. These direct replacement devices prevent your coolant pump from defaulting to one speed, reduced engine power, and subsequent engine damage. The sensors are available for dozens of diesel applications from 2011 and up. Product features include: * Commonly required for passing state inspection * Easy to install, no special tools necessary * These parts undergo vehicle try-on testing to meet product standards and quality

Not Yet Reviewed

$121.99

Dorman Oil Pan Gaskets

Dorman offers engine oil pan gaskets for a wide range of applications, including many Ford, Lincoln, Mercury, Chevy, Geo, and Toyota models from the 1980s and '90s. These one-piece rubber replacements are designed to restore leak-free performance after the original gasket has corroded or deteriorated. The new gaskets are manufactured to match the fit on specific year/make/model vehicles.

Not Yet Reviewed

$213.99

Dorman Oil Pressure Sensors

Dorman oil pressure sensors are direct replacements for your failed originals on specific applications. They are ruggedly designed and built to withstand required operating pressures and temperatures. These cost-effective solutions will provide an OE fit and function for reliable performance and an easy install. Trust Dorman oil pressure sensors to restore accurate readings.

Not Yet Reviewed

$55.99

Dorman NOx Sensors

Dorman NOx (Nitrogen Oxide) sensors are high-temperature designs that detect NOx levels in diesel-fueled vehicles that must comply with state emissions regulations. As state emissions requirements become more demanding for diesel vehicles, it is imperative to have a quality sensor to notify the driver when high amounts of NOx levels are in the engine. Bring your vehicle up to compliance with Dorman NOx sensors.

5.0 out of 5 stars ( 2 )

$316.99

$355.99

Dorman Window Regulators

Power windows are a great convenience, but if they're not working, it's like having no windows at all. Dorman window regulators will keep your power windows in proper working order and keep the cool air flowing. They're available for passenger cars, trucks, and SUVs, so these Dorman window regulators are sure to have an application for your vehicle.

4.4 out of 5 stars ( 96 )

$181.99

$195.99

Dorman Exhaust Gas Temperature Sensors

Dorman exhaust gas temperature sensors make replacing seized or damaged sensors a breeze. These EGT sensors are direct replacements and come with a bung repair kit just in case the bung is damaged during removal. This is a cost effective fix, instead of having to replace the entire exhaust pipe. They feature quality engineering and are backed by decades of automotive experience.

Not Yet Reviewed

$65.99

$144.99

Dorman Fuel Pressure Sensors

Dorman fuel pressure sensors effectively measure fuel pressure in the fuel rail, alerting both the EVAP system and the fuel system to leaks. Restore engine performance with Dorman sensors.

4.0 out of 5 stars ( 1 )

$86.99

Dorman Exhaust Brake Actuators

Quickly slow down your light-duty or diesel-engine vehicle, with Dorman exhaust brake actuators. They are ideal replacement parts and will help control downhill vehicle speeds, assist in deceleration, reduce brake heat and wear, and provide better overall braking for the conventional brake system. Dorman exhaust brake actuators are quality-engineered and can be used at all times, and doesn't require routine vehicle maintenance or replacement.

Not Yet Reviewed

$132.99

Dorman Exhaust Flex Bellow Kits

Dorman exhaust flex bellow bellows are quality-engineered to absorb displacements, vibrations, and thermal expansion from extreme exhaust temperatures. These steel bellows provide a flex point in the exhaust system between the engine and after-treatment emissions equipment. They also prevent exhaust leaks and loss of engine power. All Dorman exhaust pipe bellows are direct-fit replacements and include the required components for a complete clamp-on repair, where applicable. The bellows are available in a variety of lengths and inlet diameters. Choose the model recommended for your vehicle application.

Not Yet Reviewed

$310.99

$445.99

Dorman Throttle Bodies

Restore proper engine function with Dorman throttle bodies. These electronic assemblies will maintain the correct volume of airflow into your engine. Each of these units features a butterfly valve, which is electronically controlled by the ECU to precisely open and close for the correct regulation of the fuel/air mixture. Many feature cast aluminum housings with an exact fit for an easy installation. Dorman throttle bodies offer durable, reliable performance that is essential to the operation of your engine.

3.95 out of 5 stars ( 19 )

$128.99

Dorman Hood Latches

These Dorman hood latches will make sure that your hood stays in place while you're driving down the road. They feature all-steel construction and bolt into the factory position for a quick, easy installation. Keeping your hood latched is important--get one of these Dorman hood latches and eliminate any chance of future problems latching your hood down.

4.81 out of 5 stars ( 21 )

$31.99