1999 Peterbilt 378 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 Sensors, Relays, Switches
- Oil Pumps
- Oil Coolers
- Camshafts
- Crankshafts
- Engine Management Systems
- Engine Bearings
- Harmonic Balancers
- Engine Rebuild Kits
- Intercoolers
- Throttle Bodies
- Motor Oils
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Baldwin Filters®Engine Oil FilterPeterbilt 378 1999, Engine Oil Filter by Baldwin Filters®. Dirty oil can cause catastrophic damage to your engine. By using the proper lube filter for your engine, you can minimize the possibility of costly downtime and repairs. Baldwin...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$11.68 - $74.11 - PAI®Engine Gasket KitPeterbilt 378 1999, Engine Gasket 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 from...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$1.52 - $4,491.75
- PAI®High Performance Piston Ring SetPeterbilt 378 14.6L 1999, High Performance Piston Ring Set 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$70.44
- PAI®Mounting GasketPeterbilt 378 14.9L 1999, Mounting Gasket by PAI®. Sold Individually. 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....2 Years WarrantyPerfect blend of leading innovations and superior workmanship$11.48
- PAI®Piston RingPeterbilt 378 5.9L 1999, Piston Ring 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 from...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$7.35
- PAI®Piston Ring KitPeterbilt 378 1999, Piston Ring 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 from...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$88.10 - $121.72
- PAI®Engine Oil DipstickPeterbilt 378 1999, Engine Oil Dipstick 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 from...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$29.59 - $31.77
- Gates®Truck BeltPeterbilt 378 1999, Truck Belt by Gates®. Absorbs normal shock loads without damage to belt. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality,...Special tensile cords give high stretch resistanceSpecial notch design resists cracking while providing tensile member support during operation$24.53 - $27.92
- Gates®FleetRunner™ Heavy Duty V-BeltPeterbilt 378 1999, FleetRunner™ Heavy Duty V-Belt by Gates®. Gates is the largest global manufacturer of OE timing belts. This means Gates is able to cover the Aftermarket with timing belts that are OE-equivalent, or better, in...The finest quality at a great priceGates carries everything needed to complete the job$21.02 - $32.06
- Gates®Micro-V™ V-Ribbed BeltPeterbilt 378 14.0L 1999, Micro-V™ V-Ribbed Belt by Gates®. Length: 42". Gates is the largest global manufacturer of OE timing belts. This means Gates is able to cover the Aftermarket with timing belts that are OE-equivalent, or...Special belt construction eliminates belt noise, reduces tension loss, and solves problem drive applicationsUtilizes advanced materials like Aramid Fiber found in bullet-proof vests and crack and heat-resistant EPDM materials$19.03
- Gates®FleetRunner PowerBand™ V-BeltPeterbilt 378 1999, FleetRunner PowerBand™ V-Belt by Gates®. Gates is the largest global manufacturer of OE timing belts. This means Gates is able to cover the Aftermarket with timing belts that are OE-equivalent, or better, in...The finest quality at a great priceGates carries everything needed to complete the job$19.78 - $58.67
- PAI®Crankshaft Seal KitPeterbilt 378 1999, Crankshaft Seal 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 from...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$13.50 - $90.81
- PAI®Crankshaft Seal KitPeterbilt 378 1999, Crankshaft Seal 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 from...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$13.50 - $90.81
- Gates®Automotive XL™ V-BeltPeterbilt 378 1999, Automotive XL™ V-Belt by Gates®. 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 will meet...Made with precision and quality in mindDesigned to meet your specific needs$15.40 - $24.62
- Dayco®GOLD Label™ Poly Rib Heavy Duty BeltPeterbilt 378 10.3L 1999, GOLD Label™ Poly Rib Heavy Duty Belt by Dayco®. The Dayco Gold Label™ serpentine belt is a diesel grade belt that features higher performance construction over conventional light duty belts in order to meet...The belt’s heavy-duty construction provides additional integrity without sacrificing flexibilityEngineered with high-grade EPDM compounds$48.07 - $52.31
- Dayco®Poly Rib™ W-Profile Poly Rib BeltPeterbilt 378 14.0L 1999, Poly Rib™ W-Profile Poly Rib Belt by Dayco®. Length: 42.521". 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$23.77
- Dayco®Top Cog™ GOLD Label™ V-BeltPeterbilt 378 1999, Top Cog™ GOLD Label™ V-Belt by Dayco®. Built with cogs in its top, the belt provides additional flexibility around small pulleys while the increased surface area results in a cooler running belt for prolonged...Constructed to deliver extended life in demanding diesel applicationsCogs in the top of the belt for increased flexibility around small pulleys$17.02 - $34.61
- Continental® ContiTech™Conti-V Multirib™ Serpentine BeltPeterbilt 378 1999, Conti-V Multirib™ Serpentine Belt by Continental® ContiTech™. Designed to transmit torque and drive engine accessories, this serpentine belt provides quieter and cooler performance, greater durability, and...OE quality product for safe, reliable, and efficient performanceProvides quiet performance, even in wet conditions$15.43 - $38.43
- Continental® ContiTech™V-Groove Serpentine BeltPeterbilt 378 1999, V-Groove Serpentine 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$14.70 - $24.10
- ACDelco®Professional™ Standard V-Ribbed Serpentine BeltPeterbilt 378 14.0L 1999, Professional™ Standard V-Ribbed Serpentine Belt by ACDelco®. Length: 41.5". Made of EPDM rubber for long life and quiet, dependable performance, ACDelco Professional Automotive Belts are designed to meet or...Made with precision and quality in mindDesigned to meet your specific needs$37.56Save: $6.01 (16%)$31.55
- ACDelco®Professional™ V-BeltPeterbilt 378 1999, Professional™ V-Belt by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$19.07 - $51.21Save: up to 17%$16.14 - $43.53
- ACDelco®Specialty™ Heavy Duty High Capacity V-BeltPeterbilt 378 1999, Specialty™ Heavy Duty High Capacity V-Belt by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your vehicle...Made with precision and quality in mindDesigned to meet your specific needs$22.03 - $43.74Save: up to 16%$18.73 - $37.00
- Goodyear Belts®Accessory Drive V-BeltPeterbilt 378 1999, Accessory Drive V-Belt by Goodyear Belts®. Goodyear Belts has developed 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$12.84 - $26.50
- Goodyear Belts®Serpentine Multi V-BeltPeterbilt 378 1999, Serpentine Multi V-Belt 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...Meets or Exceeds OEM SpecificationsLong-life EPDM Rubber Compound$17.57 - $56.47
- PAI®Engine Oil PanPeterbilt 378 1999, Engine Oil Pan 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 from...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$542.72 - $883.70
- PAI®Oil Pump Pickup Tube GasketPeterbilt 378 1999, Oil Pump Pickup Tube Gasket 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$23.91 - $180.42
- Dorman HD Solutions®Engine Oil Drain PlugPeterbilt 378 1999, Engine Oil Drain Plug by Dorman HD Solutions®. This replacement engine oil drain plug is a direct replacement for a damaged or worn original equipment drain plug, precisely matching the thread pitch to ensure a...Ideal replacement - this engine oil drain plug matches the fit and function of the original drain plugDurable construction - this replacement drain plug is made of corrosion-resistant materials for reliable service$8.25 - $18.34
- PAI®Engine Oil PumpPeterbilt 378 1999, Engine Oil Pump 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 from...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$114.42 - $933.27
- PAI®Accessory DrivePeterbilt 378 1999, Accessory Drive by PAI®. Sold Individually. 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....2 Years WarrantyPerfect blend of leading innovations and superior workmanship$504.27 - $1,227.86
- PAI®Camshaft BearingPeterbilt 378 10.8L 1999, Camshaft Bearing by PAI®. 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$12.68
