2004 BMW 3-Series Engine Parts
Select Your Submodel
- Motor Mounts
- 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
- Timing Belts
- Engine Pulleys
- Engine Sensors, Relays, Switches & Connectors
- Oil Pumps
- Oil Coolers
- Camshafts
- Crankshafts
- Engine Management Systems
- Engine Bearings
- Harmonic Balancers
- Engine Rebuild Kits
- Oil Catch Cans
- Balance Shafts
- Intercoolers
- Throttle Bodies
- Motor Oils
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Dorman®TECHoice™ Idler PulleyBMW 3-Series 2004, TECHoice™ Idler Pulley by Dorman®. This replacement accessory drive belt idler pulley has been engineered to match the function and performance of the original pulley on select vehicle years, makes and models,...Direct replacement - this accessory drive belt idler pulley matches the fit and function of the original equipment pulley on specified vehiclesRestores performance - fixes a failed, squealing or groaning noise from a worn idler pulley$27.22 - $31.46 - Genuine®Engine Oil DipstickBMW 325xi / 330xi 2004, Engine Oil Dipstick by Genuine®. Genuine is here to give you the ultimate in quality and reliability at a cost you can afford. Designed utilizing the latest technologies and manufactured from premium materials...Made with precision and quality in mindDesigned to meet your specific needs$34.31
- Fel-Pro®Crankshaft SealBMW 3-Series 2004, Crankshaft Seal Kit by Fel-Pro®. 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...Application specific design to ensure a perfect fitMeets or exceeds all original equipment specifications$40.52 - $55.43
- National®Crankshaft SealBMW 3-Series 2004, Crankshaft Seal by National®. Designed utilizing the latest technology, this product by National features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...Temperature range: -40 to 400 °F / -40 to 204 °CCompatible with wide range of fluids$8.77 - $17.63
- WVE®Oil Pressure SwitchBMW 3-Series 2004, Oil Pressure Switch by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and functionality. Made to meet...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$10.73
- NTK®Crankshaft Position SensorBMW 3-Series 2004, Crankshaft Position Sensor by NTK®. Designed utilizing the latest technology, this product features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is manufactured...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$29.44
- Mahle®Timing Cover GasketBMW 3-Series 2004, Timing Cover Gasket by Mahle®. 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$4.97 - $7.09
- SKP®Valve CoverBMW 3-Series 2004, Valve Cover by SKP®. 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 your needs and deliver great...Precise engineering ensures second to none quality and lasting valueStringently tested with the highest quality standards$133.95
- Dorman®TECHoice™ Automatic Belt TensionerBMW 3-Series 2004, TECHoice™ Automatic Belt Tensioner by Dorman®. This replacement belt tensioner assembly is designed to match the fit and function of the original equipment belt tensioner on specified vehicles. Engineered with...Ideal replacement - this drive belt tensioner is a direct replacement for the original tensioner on specified vehicle years, makes and modelsDurable construction - this tensioner assembly is made using quality components to ensure durability and performance$47.36 - $51.80
- Elring®Cylinder Head GasketBMW 3-Series 2004, Cylinder Head Gasket by Elring®. Cylinder-head gaskets (CHG) have a crucial role to play in the advancement of engine technology, particularly with respect to high-performance diesel engines and petrol engines with...Gas-tight, coolant-tight, oil-tightDuctile, no re-torque, low distortion$43.78 - $192.22
- Fel-Pro®Cylinder Head GasketBMW 3-Series 2004, Cylinder Head Gasket by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the gaskets meet...Unsurpassed quality you can trustValidated for fit, form and function$136.67 - $151.85
- Delphi®Crankshaft Position SensorBMW 3-Series 2004, Crankshaft Position Sensor by Delphi®. Delphi sensors use the Hall Effect or magneto resistive (MR) principles for accurate and clean signal input to the electronic control module (ECM). The result is more design...Extensive coverageMade from high-quality materials for ultimate durability$60.18
- Genuine®Timing Camshaft SprocketBMW 325Ci / 325i / 325xi / 330Ci / 330i / 330xi 2004, Timing Camshaft Sprocket by Genuine®. Genuine is here to give you the ultimate in quality and reliability at a cost you can afford. Designed utilizing the latest technologies and...Made with precision and quality in mindDesigned to meet your specific needs$55.24 - $209.25
- NTK®Variable Valve Timing SolenoidBMW 3-Series 2004, Variable Valve Timing Solenoid by NTK®. The Engine Variable Valve Timing (VVT) Eccentric Shaft Sensor reports camshaft timing for greater torque, horsepower and engine efficiency across all RPM ranges while...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$331.88
- Gates®RPM Micro-V™ V-Ribbed BeltBMW 3-Series 2004, RPM Micro-V™ V-Ribbed Belt by Gates®. Racing, Performance, Muscle. The only belt in the industry specifically designed for high-output and forced induction engines. Specially-engineered to deliver maximum boost and...Advanced, exact-fit and precision-ground belt profileTwo layers of adhesion gum for maximum strength and durability$39.98 - $44.34
- Dayco®No Slack™ Automatic Belt Tensioner AssemblyBMW 3-Series 2004, No Slack™ Automatic Belt Tensioner Assembly by Dayco®. Serpentine belt drives consist of a single belt that powers most, if not all, of the engine’s accessories. Designed to maintain constant tension on serpentine...Heavy duty cast aluminum spring case that resists cracking and fatigueSteel pivot tube which provides additional strength for critical torque requirements$65.11 - $144.32
- URO Parts®Deflection Drive Belt Idler PulleyBMW 325Ci / 325i / 325xi / 330Ci / 330i / 330xi / M3 2004, Deflection Drive Belt Idler Pulley by URO Parts®. Replace your worn out engine part with this superior engine component designed by URO to restore your vehicle's factory...Replaces your worn out factory engine part to restore vehicle's performanceConstructed from top notch materials for ultimate strength and reliability$15.03
- Continental® ContiTech™Elite™ Drive Belt Idler AssemblyBMW 3-Series 2004, Elite™ Drive Belt Idler Assembly by Continental® ContiTech™. Every part in this assembly is engineered to look, install, and operate the same way or better than the factory parts. Every component meets original...Original equipment equivalentFactory-like fit and dependability$37.52
- Continental® ContiTech™Elite™ Drive Belt Tensioner AssemblyBMW 3-Series 2004, Elite™ Drive Belt Tensioner Assembly by Continental® ContiTech™. This belt tensioner assembly is constructed to meet OE requirements for fit, form, and function. It provides smooth, noiseless, and vibration-free...Constructed to match OE form, fit, and functionMaintains its correct alignment to the belt and correct accessory belt tension$55.51 - $88.35
- Vaico®Drive Belt Idler PulleyBMW 3-Series 2004, Drive Belt Idler Pulley by Vaico®. 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$30.93
- SKP®Drive Belt Idler PulleyBMW 3-Series 2004, 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$8.31
- Hayden®Idler/Tensioner PulleyBMW 3-Series 2004, Idler/Tensioner Pulley by Hayden®. This part is designed to route the drive belt and keep it tight. If the pulley goes bad, it can cause problems with cooling, charging, steering, and climate control. Replace a faulty...Constructed to ensure OE quality and reliabilityMade of steel and thermoplastic for long service life and superior dampening$23.11 - $38.10
- Dorman®HELP™ Engine Oil Drain PlugBMW 325Ci / 325i / 325xi / 330Ci / 330i / 330xi 2004, HELP™ Engine Oil Drain Plug by Dorman®. Dorman's Oil Drain Plugs are coated for high corrosion resistance and a long service life. Designed using state-of-the-art technology and...Direct replacement for a proper fit every timeDorman's oversized, piggyback, and rubber expanding plugs eliminate the need to replace the entire pan, saving you time, labor and money$2.03
- Spectra Premium®Camshaft Position SensorBMW 3-Series 2004, Camshaft Position Sensor 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, performance and reliability....Compliant with the strictest standards for qualityExpertly crafted using the up-to-date technology$16.00 - $85.37
- Standard®Intermotor™ Camshaft Position SensorBMW 3-Series 2004, Intermotor™ Camshaft Position Sensor by Standard®. 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....Compliant with the strictest standards for qualityExpertly crafted using the up-to-date technology$49.43 - $110.40
- King Engine Bearings®XP-Series 4 Pairs Connecting Rod Bearing SetBMW 318Ci / 318i / 318td / 318ti / 320Cd / 320d /... 2004, XP-Series 4 Pairs Connecting Rod Bearing Set by King Engine Bearings®. pMax Black™ is a unique tri-metal structure for race applications. The overlay is strengthened by a...No more multiple set purchases or "fishing" for bearings to reach right clearanceNo need to grind cranks "fat" or "thin"$92.98
- King Engine Bearings®XP-Series 6 Pairs Connecting Rod Bearing SetBMW 3-Series 2004, XP-Series 6 Pairs Connecting Rod Bearing Set by King Engine Bearings®. pMax Black™ is a unique tri-metal structure for race applications. The overlay is strengthened by a proprietary nano-scaled hardening process...No more multiple set purchases or "fishing" for bearings to reach right clearanceNo need to grind cranks "fat" or "thin"$90.44 - $188.55
- Genuine®Variable Valve Timing SolenoidBMW 3-Series 2004, Variable Valve Timing Solenoid by Genuine®. If your engine parts is in need of repair, don’t compromise the performance and safety of your car with suspect, off-brand replacement parts from the local auto parts...Designed to restore your vehicle’s engine partsGenuine OE replacement parts from the OE manufacturer$77.05 - $776.76
- Febi®Timing Chain Guide RailBMW 325Ci / 325i / 325xi / 330Ci / 330i / 330xi 2004, Timing Chain Guide Rail by Febi®. 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$16.71 - $19.34
- Febi®Variable Valve Timing SolenoidBMW 325Ci / 325i / 325xi / 330Ci / 330i / 330xi Base 2004, Variable Valve Timing Solenoid by Febi®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$50.59
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