2003 Peterbilt 379 Engine
Select Your Submodel
- Engine Blocks
- Valves & Valvetrain Parts
- Pistons, Rings & Connecting Rods
- Oil Filters
- Serpentine Belts & Auxiliary Drive Belts
- Valve Covers
- Timing Gears, Chains & Covers
- Oil Pans, Drain Plugs & Dipsticks
- Cylinder Heads
- Engine Pulleys
- Engine Sensors, Relays, Switches
- Oil Pumps
- Oil Coolers
- Camshafts
- Crankshafts
- Engine Management Systems
- Engine Bearings
- Engine Rebuild Kits
- Intercoolers
- Throttle Bodies
- Motor Oils
-
PAI®Cylinder Head Stud KitPeterbilt 379 12.5L 2003, Cylinder Head Stud Kit by PAI®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$385.02 - Genuine®Motor OilMotor Oil, by Genuine®. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair, but before you waste your time and gas running out...$9.52 - $18.85
- Motorcraft®SAE 5W-20 Full Synthetic High Mileage Motor Oil, 1 QuartSAE 5W-20 Full Synthetic High Mileage Motor Oil, 1 Quart by Motorcraft®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in...$4.96
- Hastings®Open One End Hydraulic Filter ElementPeterbilt 379 2003, Open One End Hydraulic Filter Element by Hastings®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability....Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability$15.53
- ACDelco®Specialty™ Heavy Duty V-Ribbed Serpentine BeltPeterbilt 379 L6 10.3L / 12.0L 2003, Specialty™ Heavy Duty V-Ribbed Serpentine Belt by ACDelco®. Length: 74.1". Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than...Made with precision and quality in mindDesigned to meet your specific needs$86.20
- Dorman HD Solutions®Heavy Duty Engine Oil DipstickPeterbilt 379 10.8L 2003, Heavy Duty Engine Oil Dipstick by Dorman HD Solutions®. This replacement engine oil dipstick is a direct replacement for a damaged or missing original equipment dipstick. Level marks are clearly distinguished...Ideal replacement - this engine oil dipstick matches the fit and function of the original equipment dipstick to ensure a dependable replacementQuality construction - this dipstick is made of the same materials as the original equipment dipstick for reliable service$52.13
- Replace®Engine Oil Pan with GasketPeterbilt 379 10.8L / 14.9L with Stamped Oil Pan B01AY4E5FC 2003, Engine Oil Pan with Gasket by Replace®. Stop oil leaks and keep your engine operating at its best with this superior Engine Oil Pan. Replace your worn out or cracked oil...Direct replacementMeets or exceeds OE standards$425.94
- Spectra Premium®New Design Heavy Duty Engine Oil Pan without GasketsPeterbilt 379 14.9L 2003, New Design Heavy Duty Engine Oil Pan without Gaskets by Spectra Premium®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality,...Made with precision and quality in mindDesigned to meet your specific needs$480.57
- Continental® ContiTech™Accessory Drive BeltPeterbilt 379 15.8L 2003, Accessory Drive Belt by Continental® ContiTech™. This belt is designed with teeth molded directly into its surface to avoid slipping for reliable and efficient performance. Manufactured using the latest...OE quality product for safe, reliable, and efficient performanceManufactured using the latest material technology$17.67
- Continental® ContiTech™Extreme Duty Multi V-BeltPeterbilt 379 2003, Extreme Duty Multi V-Belt by Continental® ContiTech™. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and...Made with precision and quality in mindDesigned to meet your specific needs$57.83
- Dayco®Drive Rite™ V-BeltPeterbilt 379 2003, Drive Rite™ V-Belt by Dayco®. Specially formulated high temperature Polymer along with the highest level of engineered reinforcement proves to perform better in belt operating temperature and efficiency than...Faster and more consistent throttle response at high speedsQuicker throttle response at mid-speed acceleration$8.10 - $10.75
- Goodyear Belts®Serpentine KitPeterbilt 379 2003, Serpentine Kit by Goodyear Belts®. Goodyear Belts has developed multi V-belts that meet or exceed OE requirements, ensuring long belt life and quiet operation. Restore your belt drive system’s efficiency by...Meets or Exceeds OEM SpecificationsLong-life EPDM Rubber Compound$220.05 - $229.09
- ACDelco®Professional™ New Design Heavy Duty Belt Tensioner & Pulley AssemblyPeterbilt 379 2003, Professional™ New Design Heavy Duty Belt Tensioner & Pulley Assembly by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised....Made with precision and quality in mindDesigned to meet your specific needs$169.73
- Dorman HD Solutions®Drive Belt TensionerPeterbilt 379 14.9L 2003, Drive Belt Tensioner by Dorman HD Solutions®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in...Made with precision and quality in mindDesigned to meet your specific needs$238.03
- Goodyear Belts®Drive Belt Idler PulleyPeterbilt 379 2003, Drive Belt Idler Pulley by Goodyear Belts®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in mind. It...Made with precision and quality in mindDesigned to meet your specific needs$30.51 - $37.46
- SKP®Drive Belt Idler PulleyPeterbilt 379 2003, Drive Belt Idler Pulley by SKP®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$11.82
- PAI®Crankshaft Main BearingPeterbilt 379 10.8L 2003, Crankshaft Main Bearing by PAI®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$216.54
- PAI®Crankshaft Position SensorPeterbilt 379 12.7L 2003, Crankshaft Position Sensor by PAI®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$29.95
- Dorman HD Solutions®Engine Control ModulePeterbilt 379 12.7L 2003, Engine Control Module by Dorman HD Solutions®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in...Made with precision and quality in mindDesigned to meet your specific needs$1,751.70
- Dorman HD Solutions®Rear Crankshaft Position SensorPeterbilt 379 C15 Engine 2003, Rear Crankshaft Position Sensor by Dorman HD Solutions®. This direct replacement crankshaft position sensor matches the fit and function of the original equipment sensor for a reliable repair. This part...Direct replacement - this crankshaft position sensor is a precise match for the fit and function of the original equipment sensorReady to install - matches the factory-style connector for plug-and-play installation$92.60
- Dorman HD Solutions®Triangle Oil Pressure SensorPeterbilt 379 2003, Triangle Oil Pressure Sensor by Dorman HD Solutions®. This replacement oil pressure sensor is a direct replacement for the original sensor on specified applications. It is ruggedly designed and built to withstand...Ideal replacement - this oil pressure sensor directly replaces the original sensor on specified vehicles and applicationsDurable construction - this sensor is specifically designed to withstand pressure and temperature extremes for reliable performance and accurate measurement$132.81
- ID Select®Engine Oil CoolerPeterbilt 379 8.5L 2003, Engine Oil Cooler by ID Select®. Swap out your worn-out or malfunctioning part with this top-notch product from iD Select. It’s built to OEM specifications to offer the same fit, form, and function as your...Direct OEM replacement for your malfunctioning partMade to deliver the ultimate in quality, reliability, and value$157.50
- ReplacementCrankshaft Position SensorPeterbilt 379 12.7L / 8.5L 2003, Crankshaft Position Sensor by Replacement. Engine parts play a major role in ensuring the smooth and efficient running of a vehicle, directly impacting its performance and user experience. Replacement...Cost-effective alternative to expensive OEM parts without compromising qualityExpertly crafted as a direct replacement for your vehicle's old engine parts$8.61
- Walker Products®Camshaft Position SensorPeterbilt 379 12.7L 2003, Camshaft Position Sensor by Walker Products®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet...High quality at an affordable priceExpertly made from premium materials$56.58
- Walker Products®Rear Crankshaft Position SensorPeterbilt 379 C15 Engine 2003, Rear Crankshaft Position Sensor by Walker Products®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It...High quality at an affordable priceExpertly made from premium materials$98.53
- PAI®Jake Brake GasketPeterbilt 379 10.8L 2003, Jake Brake Gasket by PAI®. Designed utilizing the latest technology, this product by PAI features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$49.98
- PAI®Heater Housing GasketsPeterbilt 379 10.8L 2003, Heater Housing Gaskets by PAI®. 5 Pieces. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....Fiber2 Years Warranty$8.49
- CSF®IntercoolerPeterbilt 379 2003, Intercooler by CSF®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to provide a perfect...Heavy duty bar & plate intercooler coresPressure tested at 120psi for maximum reliability in extreme boost applications$606.06 - $781.49
- Maxima Racing Oils®Performance Break-In™ SAE 5W-16 Break-In 2X Zinc Motor Oil, 5 GallonsPerformance Break-In™ SAE 5W-16 Break-In 2X Zinc Motor Oil, 5 Gallons x 1 Pail by Maxima Racing Oils®. Mineral based engine oil specifically formulated for breaking in engines with flat tappet camshafts, roller elements and where...$176.27
- Spectra Premium®IntercoolerPeterbilt 379 2003, Intercooler by Spectra Premium®. Designed utilizing the latest technology, this product by Spectra Premium features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it...Made with precision and quality in mindDesigned to meet your specific needs$253.87 - $950.54
