2003 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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Anchor®Front Passenger Side Engine MountBMW 3-Series 2003, Front Passenger Side Engine Mount by Anchor®. If you feel vibration accompanied by unusual noise when driving, this can be the sign of a bad engine mount. Replace it with a mount from the leading aftermarket supplier,...Direct OEM replacementSecurely supports the engine on the chassis$18.87 - Genuine®Timing Chain TensionerBMW 3-Series 3.2L 2003, Timing Chain Tensioner 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$31.35
- Original (OEM)Engine PartsEach vehicle has its distinctive body lines and shapes, but the most exciting part is located under the hood. The engine is what makes that essential power that drives the wheels. Since it's the heart and soul of any vehicle, it just...
- BMW OEEngine PartsBMW 3-Series 2003, Engine Parts by BMW OE. Choose genuine OE parts to restore the distinctive appearance and performance of your BMW. Meticulously crafted with German ingenuity, innovation, and attention to detail, each part reflects...OE part manufactured to provide authentic quality, look, and functionDesigned to easily restore your BMW’s original condition$3.07 - $1,218.57
- BMW OEEngine PartsBMW 3-Series 2003, Engine Parts by BMW OE. Choose genuine OE parts to restore the distinctive appearance and performance of your BMW. Meticulously crafted with German ingenuity, innovation, and attention to detail, each part reflects...OE part manufactured to provide authentic quality, look, and functionDesigned to easily restore your BMW’s original condition$3.07 - $1,041.32
- BMW OEEngine PartsBMW 3-Series 2003, Engine Parts by BMW OE. Choose genuine OE parts to restore the distinctive appearance and performance of your BMW. Meticulously crafted with German ingenuity, innovation, and attention to detail, each part reflects...OE part manufactured to provide authentic quality, look, and functionDesigned to easily restore your BMW’s original condition$2.72 - $4,091.75
- Fel-Pro®Engine Gasket SetBMW 325Ci / 325i / 325xi Manufactured Built Date From September YEAR '02 2003, Engine Gasket Set 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...Meets or exceeds all original equipment specificationsApplication specific design to ensure a perfect fit$588.99
- Genuine®Variable Valve Timing Oil Control Valve FilterBMW 3-Series 3.2L 2003, Variable Valve Timing Oil Control Valve Filter 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$42.92
- Victor Reinz®Engine Gasket SetBMW 320i / 325xi / 330Ci / 330i 2003, Engine Gasket Set by Victor Reinz®. 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$95.06
- Fel-Pro®Engine Conversion Gasket SetBMW 3-Series 2.5L / 3.0L M54 Engine 2003, Engine Conversion Gasket Set by Fel-Pro®. With PermaDry Molded Rubber Oil Pan Gasket. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the...Direct OEM replacement for a proper fitEnsures reliable sealing performance$154.40
- Febi®Crankshaft GearBMW 330Ci 2003, Crankshaft Gear 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 of craftsmanship. Manufactured from...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$36.20
- Febi®Timing Chain TensionerBMW 3-Series 2003, Timing Chain Tensioner 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 of craftsmanship. Manufactured from...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$18.49 - $41.94
- Elring®Crankcase Gasket SetBMW 3-Series 3.2L 2003, Crankcase Gasket Set by Elring®. 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...Made with precision and quality in mindDesigned to meet your specific needs$117.28
- Elring®Engine Gasket SetBMW 3-Series 2003, Engine Gasket Set by Elring®. 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$76.84 - $202.23
- Mahle®Engine Conversion Gasket SetBMW 3-Series 2003, Engine Conversion Gasket Set 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$170.28 - $192.73
- TRQ®Engine Variable Timing SolenoidBMW 3-Series 2003, Engine Variable Timing Solenoid by TRQ®. This engine variable timing solenoid is the right choice for those who want to keep their vehicle in excellent condition. Built with the latest technology, it will provide year...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$35.95Save: 5%$34.15
- Bosch®Premium™ Engine Oil FilterBMW 320i / 325Ci / 325i / 325xi / 330Ci / 330i / 330xi 2003, Premium™ Engine Oil Filter by Bosch®. Premium engine performance requires a premium oil filter. Bosch Premium Oil Filters protect your engine by keeping harmful particles...The Premium filtration media has the capacity to hold up to 14 grams of dirt* in the filter mediaA high glass content is woven into the blended media, providing greater efficiency and strength by trapping 99% of the particulates from getting into the engine$10.24
- Elring®Crankshaft SealBMW 3-Series 2003, Crankshaft Seal by Elring®. 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...Expertly Crafted from the highest grade materialsMade to provide maximum accuracy and dependability$9.66 - $17.51
- INA®Drive Belt Idler PulleyBMW 320i / 325Ci / 325i / 325xi / 330Ci / 330i /... 2003, Drive Belt Idler Pulley by INA®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality,...Made from sturdy materialsGreat design and function$17.56
- Elring®Cylinder Head Gasket SetBMW 3-Series 2003, Cylinder Head Gasket Set by Elring®. Elring can supply gaskets of all types - metal layer, metal-elastomer and metal-soft material - individually matched to the requirements of each particular engine. Cylinder-head...Gas-tight, coolant-tight, oil-tightDuctile, no re-torque, low distortion$171.57 - $290.34
- Dayco®Drive Rite™ V-Ribbed Serpentine BeltBMW 3-Series 2003, Drive Rite™ V-Ribbed Serpentine Belt by Dayco®. Specially constructed for vehicles that utilize the multiple-belt system, this product features raw-edge construction along with a patented top cogged design, which...More flexibility and increased airflow around the belt for prolonged service lifeRaw-edge sidewall construction along with a patented top cogged design for top performance$7.57 - $15.79
- Vaico®Timing Chain KitBMW 325Ci / 325i / 325xi / 330Ci / 330i / 330xi Base 2003, Timing Chain Kit 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$94.77
- URO Parts®Valve CoverBMW 3-Series 2003, Valve Cover by URO Parts®. Do you hear chirping or squealing noise? Has the “power” disappeared from your steering? Does your engine crank slowly and are your lights dim? You may need accessory drive belt repairs,...Made with precision and quality in mindDesigned to meet your specific needs$179.70 - $191.82
- TRQ®Engine Valve CoverBMW 3-Series 2003, Engine Valve Cover by TRQ®. Give your vehicle a new life with this top-grade TRQ engine valve cover kit. Designed to prevent oil leaks and protect cylinder head hardware from the elements, it will ensure the reliable...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$102.95 - $212.95Save: 5%$97.80 - $202.30
- TRQ®Engine Valve Cover KitBMW 3-Series 2003, Engine Valve Cover Kit by TRQ®. Give your vehicle a new life with this top-grade TRQ engine valve cover kit. Designed to prevent oil leaks and protect cylinder head hardware from the elements, it will ensure the...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$204.95 - $230.95Save: 5%$194.70 - $219.40
- Anchor®Engine Mount KitBMW 3-Series 2003, Engine Mount Kit by Anchor®. If you feel vibration accompanied by unusual noise when driving, this can be the sign of a bad engine mount. Replace it with a mount from the leading aftermarket supplier, Anchor....Direct OEM replacementSecurely supports the engine on the chassis$55.99 - $63.83
- Anchor®Front Driver Side Engine MountBMW 3-Series 2003, Front Driver Side Engine Mount by Anchor®. If you feel vibration accompanied by unusual noise when driving, this can be the sign of a bad engine mount. Replace it with a mount from the leading aftermarket supplier,...Direct OEM replacementSecurely supports the engine on the chassis$18.87
- K&N®Performance Gold™ Oil FilterBMW 320i / 325Ci / 325i / 325xi / 330Ci / 330i / 330xi 2003, Performance Gold™ Oil Filter by K&N®. Originally developed for demanding race applications, K&N's Premium Wrench-Off Oil Filter has become a favorite among consumers for its...The drilled hole on the nut provides for safety wire attachmentOil filters also use a resin impregnated cellulose filter media$14.99
- Mahle®Valve Cover Gasket SetBMW 3-Series 2003, Valve Cover Gasket Set 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$40.71 - $85.50
- Walker Products®Camshaft Position SensorBMW 3-Series 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 your...High quality at an affordable priceExpertly made from premium materials$44.49 - $94.55
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2003 BMW 3-Series Engine Reviews
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Best Oil For Duramax
ACDelco® - dexosD™ Light Duty Diesel SAE 0W-20 Synthetic Motor Oil, 1 QuartPosted by Aleski / October 29, 20212020 Chevy Silverado 1500
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