2003 Buick Regal Parts

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    • (0 reviews)
      # mpn126022
      Buick Regal with Delco Alternator 2003, Alternator by TYC®. Current: 105 Amp. With 6 Groove Serpentine Pulley. The alternator is one of the parts you want to function properly, otherwise all the comforts given by the electronic...
      OE quality at an affordable priceDirect replacement
      $86.22
    • (0 reviews)
      # 17915377
      Buick Regal Sedan 2003, Econo-Matic™ Rear Complete Strut Assembly by Monroe®. This ready-to-install complete strut assembly includes everything needed for strut replacement in an affordable, fully-assembled unit. You save time because...
      Economical replacement alternative helping to ensure a complete repairHelps reduce installation time
      $72.51
    • (0 reviews)
      # 207529401
      Buick Regal 2003, Preferred Plain Brake Kit by Centric®. Centric Axle Packs are engineered to restore original braking performance for street driven cars and light trucks. Each Centric Axle Pack contains pre-selected, application...
      Centric® brake systems offer significant improvements to braking performanceAxle Pack pre-selected components provide easy parts selection
      $87.53 - $186.05
    • (0 reviews)
      # 930029758
      Buick Regal Crank Cast # 2170 2003, Remanufactured Long Block Engine by Replace®. If your engine is worn out, don’t just get a rebuilt engine, get one that’s better than new. A Replace engine is reverse engineered to eliminate...
      Designed to be better than newReverse engineered to ensure any factory defects are eliminated
      $2,163.00 - $2,717.40
    • (0 reviews)
      # 115257614
      Buick Regal 2003, Replacement Exhaust Kit by Walker®. If you are looking for the ultimate in quality and value, then this superior replacement exhaust kit by Walker is what you need. All its components are designed with precision...
      Direct fit replacementIncludes all applicable flanges, hangers, and sensor fittings
      $32.36 - $335.28
    • (0 reviews)
      # 22122883
      Buick Regal 2003, Engine Coolant Radiator by APDI®. Outlet: 1 5/16". Inlet: 1 5/16". Row quantity: 1. Construction: Plastic/Aluminum. Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace...
      Same quality as OE for less moneyDesigned with the latest software and manufactured with modern tooling
      $76.79 - $103.14
    • (0 reviews)
      # 250807196
      Buick Regal 2003, Fuel Pump Module Assembly by Spectra Premium®. A defective fuel pump can cause a no-start condition or poor engine performance. If replacement is required, your best choice is Spectra Premium. All components are 100%...
      Meets or exceeds OE specificationsExact fit for easy installation
      $96.54 - $114.38
    • (0 reviews)
      # mpn2260931
      Buick Regal 2003, Intermediate Steering Shaft by Dorman®. Quantity: 1 per Pack. Restore the smooth rotation of your steering wheel with this product. Re-engineered to improve on the original design, the steering shaft eliminates...
      Direct OEM replacementProvides smooth rotation of the steering wheel
      $89.95
    • (1 review)
      # 20425762
      Buick Regal 2003, Wheel Bearing and Hub Assembly by Timken®. Bring back the factory-like condition of your vehicle with Timken Wheel Hubs. Constructed from premium materials, these wheel hubs guarantee accurate fit and durability.
      Designed to effectively reduce frictionUltimate load handling capability
      $88.70 - $104.63
    • (0 reviews)
      # 490946181
      Buick Regal 2003, OE Solutions™ Door Lock Actuator Motor by Dorman®. Activation Type: Electric. Housing Material: Plastic. Packaging Type: Box. Voltage: 12V. Restore the ease and convenience of remotely locking or unlocking your...
      Direct replacement for a proper fit every timeHigh quality electric motor
      $36.95 - $42.95
    • (0 reviews)
      # mpn898006791
      Buick Regal with Factory Compressor Type V5 2003, GM Original Equipment™ A/C Compressor with Clutch by ACDelco®. With O-Rings. Built for trouble-free ownership and 100% visual- and leak-tested, GM Original Equipment Compressors are...
      100 percent visual- and leak-tested to ensure component’s quality and durabilityProfessional, premium aftermarket replacement
      $234.34
    • (1 review)
      # mpn2260922
      Buick Regal 4T65-E Transmission 2003, Automatic Transmission Oil Pan by Dorman®. Length: 18". Width: 15.5". Bolt Hole Quantity: 20 Bolt Holes. Depth: 0.75". Packaging Type: Box. Designed with a drain plug for easy service of the...
      Direct replacement for ease of installationTough powder-coat finish for long-lasting corrosion protection
      $37.95
    • (0 reviews)
      # mpn4254419412
      Buick Regal with Distributorless Ignition with 14 Volt System 2003, Ignition Coil by Spectra Premium®. Spectra Premium ignition coils are designed and produced under a strict TS16949 quality control process. In our online store you can...
      All ignition coils are durability tested at 100 cycles of thermal shock (-50 to 300° F), to ensure reliability from extreme vibration24 hours salt spray test ensures sensors provide high corrosion resistance
      $11.57
    • (3 reviews)
      # 1119382404
      Buick Regal 2003, GM Original Equipment™ Oxygen Sensor by ACDelco®. If your O2 sensor is not functioning properly, you are robbing yourself of performance and costing yourself money at the gas pump. Let ACDelco’s GM OE Oxygen Sensor...
      ACDelco GM OE Oxygen Sensors earn the name ACDelco by being put through a variety of tests, often under extreme and unusual conditionsDetects oxygen content in the exhaust gases
      $36.91 - $40.79
    • (0 reviews)
      # 396883679
      Buick Regal 2003, GM Original Equipment™ Intake Manifold Kit by ACDelco®. Designed utilizing the latest technology, this GM Original Equipment™ Intake Manifold Assembly by ACDelco features premium quality and will perform better...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $119.83 - $471.99
    • (3 reviews)
      # 1390727651
      API-Licensed™ Multi-Grade High Performance Motor Oil by Royal Purple®. Royal Purple's API-licensed Motor Oil combines premium base oils with proprietary additive technologies to create high performance synthetic oil that optimizes...
      Designed for diesel and gasoline enginesAPI-licensed product
      $8.49 - $1,598.71
    • (0 reviews)
      # mpn1142125888
      Buick Regal 2003, Repair Manual by Haynes Manuals®. Language: English. Format: Paperback. With a Haynes manual, you can do it yourself… from simple maintenance to basic repairs. Haynes writes every book based on a complete teardown of...
      Step-by-step proceduresEasy-to-follow photos
      $23.54
    • (0 reviews)
      # mpn126557457
      Deep Crystal™ Car Wash by Meguiars®, 64 oz. Deep Crystal® Car Wash contains special ingredients that produceamazing suds. Dirt and grime are quickly loosened and removed whilewax protection is preserved.
      Ingredients with special foam removes dirt and grime without harming your paintDoes not strip wax protection, like dishwashing detergents
      $5.26
    • (1 review)
      # 743288478
      Buick Regal 1 Engine VIN Character 2003, RedTop™ Battery by Optima®. Amp Hour Capacity: 50. Battery Type: AGM. Battery Usage: Starting. Cold Cranking Amperage: 800. MCA: 1000. Polarity: Straight. Reserve Capacity: 100. Resistance:...
      Strong starting current burstUp to two times longer battery life
      $237.99 - $242.99
    • (0 reviews)
      # 525651782
      Buick Regal Sedan Standard Duty Version 2003, Problem Solver™ Coil Springs by MOOG®. Quantity: 2 per Pack. Variable rate coil springs maintain proper chassis ride height and smooth ride. Upgrade your vehicle to MOOG coil springs that...
      Direct fit, with no modificationsRestores and retains proper handling
      $72.89 - $73.07
    • (0 reviews)
      # 20323882
      Buick Regal 2003, C-Tek™ Standard Brake Rotor by Centric®. Quantity: 1 Per Pack. Manufactured using quality G11H18 metallurgy and designed with a non-directional finish, this rotor provides superior braking power, high durability,...
      OE style replacement rotorNon-directional finish
      $18.90 - $21.99
    • (0 reviews)
      # 1150547141
      Buick Regal 2003, Remanufactured Long Block Engine by Dahmer Powertrain®. Designed utilizing the latest technology, this product by Dahmer Powertrain features premium quality and will perform better than advertised. Perfect for your...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $2,469.29 - $2,899.26
    • (0 reviews)
      # mpn1893881
      Buick Regal 2003, Quiet-Flow™ Stainless Steel Oval Aluminized Exhaust Muffler by Walker®. Muffler Inlet Diameter: 2". Muffler Outlet Diameter: 2.25". Muffler Body Length: 15". Muffler Overall Length: 28.4375". Muffler Configuration:...
      Designed for OE equivalent sound and precision fitSpun-locked heads for a proper resistance to backfire
      $95.18
    • (0 reviews)
      # 520535133
      Buick Regal 2003, Engine Cooling Fan by Spectra Premium®. Spectra Premium Radiator Fan Assemblies are engineered, developed and validated to meet Original Equipment (OE) requirements, to ensure a durable and quality product. The...
      OE style connector for plug & play installationManufactured with high quality components to reduce fan motor noise
      $51.31 - $125.34
    • (0 reviews)
      # 22319791
      Buick Regal 2003, Remanufactured Multi Port Fuel Injector by GB Remanufacturing®. OE-quality at a reduced cost is what you'll get with this new multi-port fuel injector. This injector is an exact OEM replacement part, so it guarantees...
      Affordable alternative to a new OEM injectorMeets or exceeds OE quality
      $27.60 - $28.53
    • (0 reviews)
      # 35545893
      Buick Regal 2003, Remanufactured Power Steering Pump by A1 Cardone®. If you're looking for a replacement power steering pump for your vehicle, why not equip it with Cardone's pumps that will give you the performance you can rely on? All...
      100% computer tested for quality and reliability100% appearance inspected to ensure your satisfaction
      $39.42 - $48.79
    • (2 reviews)
      # 63080763
      Buick Regal 2003, CV Axle Shaft by SurTrack®. This product features a brand new construction with precision machined and heat treated center-shafts, CV joints, bearings and races. The CV axle shaft by SurTrack is manufactured with high...
      Designed from the ground up to meet or even exceed all OEM requirements in fit, form and functionEngineered to work at varying angles, constant rotational speeds, without friction and play
      $37.28 - $43.96
    • (0 reviews)
      # 25212190
      Buick Regal 2003, Windshield Wiper Motor by Cardone®. With Circuit Board. Number of Mounting Holes: 3. Domestic. Without Washer Pump. With Circuit Board. With Instruction Sheet. Every motor is assembled with the precise amount of...
      100% Load Testing ensures guaranteed performance every timeBrushes are precisely designed to ensure armature and contacts are properly matched
      $49.73 - $80.09
    • (0 reviews)
      # mpn40147
      Buick Regal 2003, A/C Condenser by TYC®. When your condenser is leaking, restricted, or otherwise damaged, you know you need to get a new one right away. The good news is you don't have to pay the high dealer price for a replacement...
      All TYC condensers are vehicle tested to ensure drop-in fit ease of installation and trouble-free function during the testing phasePremium grade aluminum tubes, brackets, curved hoses and fittings are designed to OE specifications
      $69.99
    • (0 reviews)
      # mpn2889932066
      Buick Regal 2003, GM Original Equipment™ Automatic Transmission Overhaul Kit by ACDelco®. Without Spacer Plates, Fiber Clutch Plates or Steel Clutch. Designed utilizing the latest technology, this product by ACDelco features premium...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $171.57




    To make sure your vehicle stays in top shape, check its parts for wear and damage at regular intervals and replace them in time. When you are in need of a reliable replacement part for your 2003 Buick Regal to restore it to 'factory like' performance, turn to CARiD's vast selection of premium quality products that includes everything you may need for routine maintenance and major repairs. All 2003 Buick Regal repair parts on offer are designed to provide high quality, performance, and long-lasting service life at an economical price.


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    Useful articles fast to read and guides easy to understand written by mechanics and car enthusiasts to turn your shopping experience with CARiD into a pleasure

    • August 10, 2018
      When Is It Time To Replace My Brake Lines?
      Hydraulic brake lines and hoses aren’t something most people think about when it comes to vehicle maintenance. That’s understandable, considering automakers...
    • August 09, 2018
      When Is It Time To Replace My Brake Calipers?
      Brake calipers, found only on disc brake systems, house pistons which use the force of hydraulic brake fluid to stop the vehicle. More specifically, those pistons...
    • August 03, 2018
      When Is It Time To Replace My Alternator?
      Bolted to an engine block and powered by a belt-driven pulley, an alternator is in motion whenever the engine is running. Essentially, a vehicle`s battery is tasked...
    • August 01, 2018
      When Is It Time to Replace My Fuel Filter?
      Odds are if you’ve come to our website, you know the value of good vehicle maintenance. We’d also bet you perform certain maintenance items more frequently than...
    • July 23, 2018
      When Is It Time To Replace My Air Filter?
      You likely know that today`s automobile engines run on an air/fuel mixture that is precisely metered for optimum combustion, power, and fuel efficiency. But did you...
    • July 04, 2018
      When Is It Time To Replace My Spark Plugs?
      Spark plugs are a key ingredient of gasoline engines when it comes to serving up a dish of solid power. More specifically, they conduct electricity derived from the...

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    2003 Buick Regal Parts Reviews

    Average rating:    5 - 1 review
    5 of 5
    Awesome Battery
    These batteries are the best i have used so far for my high amp draw system in my truck. They hold a constant current and recharge fast.
    Posted by James (Black River Falls, WI) / May 31, 20162003 Chevy Tahoe
    Was this review helpful for you? Yes
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