2003 BMW 3-Series Performance Parts

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    • (0 reviews)
      # mpn4486046655
      BMW M3 2003, Stainless Steel Cat-Back Exhaust System with Dual Rear Exit by Torxe™. With Downpipe. Exhaust Type: Cat-Back. Exhaust Tubing Material: Stainless Steel. Exhaust System Sound: Aggressive / Loud. This product is made of...
      $427.50
    • (1 review)
      # 61999007
      BMW 3-Series 2003, 1-Click Street Warrior Z26 Drilled and Slotted Brake Kit by Power Stop®. Specially designed for high performance street drivers who demand shorter stops under the most extreme conditions, this brake kit is a perfect...
      $203.02 - $620.48
    • (1 review)
      # 989262204
      BMW 3-Series 2003, Kontrol Pro Front and Rear Lowering Coilovers with 0.5"-2.5" Front and Rear Body Drop by KSport®. Quantity: Sold as a Kit. Ksport Kontrol Pro Fully Adjustable Coilover Kits provide the ultimate in suspension...
      $892.50 - $1,105.00
    • (0 reviews)
      # 377129436
      BMW 325Ci / 325i / 325xi without LEV2 SULEV Test Group 3BMXV02.5M56 2003, Aluminum Polished Cold Air Intake System by AEM®. To deliver cooler air to the engine, this air intake system places the air filter outside the engine...
      Delivers more oxygen to the combustion chamber by drawing in cooler airCustom designed and engineered to deliver maximum power for each specific vehicle
      $326.99
    • (0 reviews)
      # 450479564
      Universal PowerPack™ Turbocharger System by Banks®. The Banks Power Dual Exhaust PowerPack System is the complete towing package your pickup truck, with extended cab short bed configuration, deserves.
      Stunning Top GainsImproved Mileage
      $2,198.00 - $2,798.00
    • (0 reviews)
      # 315988088
      BMW 3-Series 2003, V-Force Plus Performance Module by JET®. The JET V-Force Plus features the same power tuning technology found in JET’s performance modules/programmers. The JET V-Force Plus is an inline tuning device that uses a...
      Improve horsepower and throttle responseOptimized ignition advance curves
      $274.46
    • (0 reviews)
      # 844051500
      BMW 320i / 325Ci / 325i / 325ti / 325xi / 330Ci / 330i / 330xi / M3 2003, ProGuard D2 Oil Filter by aFe®. aFe created the Pro Guard D2 Oil Filter to handle the extreme conditions typically encountered by a heavy-duty diesel truck....
      Synthetic filter media provides maximum engine protection with minimal flow restriction600 lb. burst strength canister for strength and durability
      $12.35 - $35.15
    • (0 reviews)
      # 288068147
      BMW 3-Series 2003, Performance Aluminum Radiator by Mishimoto®. The Mishimoto performance aluminum radiator is designed and engineered to maximize cooling efficiency, boost engine functions, and most importantly protect your car from...
      Full Aluminum Construction including durable, TIG-welded end tanksIncreased fluid capacity and optimal heat dissipation
      $371.25 - $596.25
    • (0 reviews)
      # 79385796
      BMW 3-Series 2003, Stage 1 Clutch Kit by SPEC®. Does not Include: Flywheel. Clutch Torque Rating: 430 ft/lbs. Features an integrally molded carbon kevlar-based, high performance organic lining that offers smooth engagement and excellent...
      High clamp pressure plateSteel-backed and multi-compound woven organic material
      $575.10 - $674.10
    • (0 reviews)
      # 1080185342
      BMW 3-Series 2003, OEM In-Line Fuel Catalyst by Fitch® Fuel Catalyst. Get improved performance and reduced emissions with the Fitch Fuel Catalyst! Unlike expensive additives that must be continually replenished, you purchase this...
      Increases fuel economyIncreases horsepower and torque for improved performance
      $215.55
    • (4 reviews)
      # 803874926
      BMW 320i / 325Ci / 325i / 325xi 2003, PlasmaCore™ Inconel Electrode Pulse Nickel Spark Plugs by Pulstar®. With Resistor. Inconel-electrode Pulse Plug. Designed specifically for most popular vehicles, PlasmaCore™ Inconel Electrode...
      Increased horsepowerBetter torque
      $14.95 - $89.70
    • (1 review)
      # 1090211116
      Vega Gear Box by Helix®. If you are looking to upgrade the steering system of your vehicle to make the most out of your vehicle’s performance, go with this high-grade steering part that is engineered to be second to none when it comes...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $227.99 - $731.45
    • (0 reviews)
      # 985154426
      Universal Advanced Lightweight 12V AGM Battery by Braille Battery®. Battery Type: AGM. Voltage: 12V. Batteries have always presented the same problems of weight, safety, and cost. In racing, aerospace, and advanced technology...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $149.99 - $229.99
    • (0 reviews)
      # 1187997502
      BMW 3-Series 2003, CV Axle Assembly by Heri®. Offers close to 100% application coverage with premium-quality 100% New Constant Velocity Drive Axles throughout the North American aftermarket. CV joints are new to ensure OE quality and...
      Precision rolled threads and splines for hassle-free installationBearings, races & housing heat treated to original equipment or better specifications for long life
      $45.26 - $61.65
    • (0 reviews)
      # 48222560
      Club X-1 Full Face ATM (Advance Thermo Material) Racing Helmet by Sparco®. Certification: ECE 05; Material: ATM (Advance Thermo Material) Designed for indoor kart racing where a fire proof helmet isn't required, this product is...
      Designed for indoor kart racingProvides ultimate protection
      $140.00
    • (0 reviews)
      # mpn4494134580
      BMW M3 2003, 304 SS 6-2 Exhaust Headers by Megan Racing®. Direct Bolt-On, Increased exhaust flow for improved engine performance Emissions: Racing Only. Megan Racing Stainless Steel Headers are made of thick T-304 Stainless Steel and...
      Made with quality and safety in mindThe highest grade materials and the latest technologies
      $272.65
    • (0 reviews)
      # 188065334
      BMW 3-Series 2003, 1-Click Z23 Evolution Sport Drilled and Slotted Brake Kit with Calipers by Power Stop®. Get superior benefits of ceramic pads and cross-drilled rotors in the Power Stop 1-Click Brake kit. These components are used in...
      $256.04 - $556.71
    • (0 reviews)
      # 916490776
      BMW 3-Series E46 Platform 2003, Front Performance Air Suspension Lowering Kit With 3.9" Front Body Drop by Air Lift®. Quantity: Sold as a Kit. These are complete air suspension kits that allow over 4 inches of drop in ride height when...
      Air bag spring supports are available for factory coil springs and leaf spring designsAir compressors are available in standard strength for intermittent weekend use or heavy-duty strength for regular daily use
      $925.00
    • (1 review)
      # 377129142
      BMW 3-Series 2003, SP Series Short Ram Air Intake System by Injen®. The Short Ram SP Series is a traditional, underhood air intake system that takes the place of your factory airbox and air filter, and the factory air intake tube. The...
      $212.40 - $350.31
    • (0 reviews)
      # mpn4478773922
      Universal User Configurable LCD Dash Display by Auto Meter®. Designed specifically for the harshest of environments, the carbon composite housing is IP65 sealed against water and dust intrusion and will easily withstand 20g of...
      7.0” TFT LCD panel, 1000 nit brightness for unmatched daytime and nighttime visibility with 800x480 resolution. Onboard photo sensor for automatic brightness controlDimensions - 8.3" Wide x 5.2" High x 1.4" Deep
      $2,832.00
    • (0 reviews)
      # 780097431
      BMW 3-Series 2003, Race™ Connecting Rod Bearing Set by ACL®. The unique combination of design, metallurgy and engineering come together to deliver what drivers expect from high performance Race Series engine bearings. ACL Race Series...
      High strength overlay plate with reduced thickness for improved fatigue propertiesHardened steel backs on all rod bearings to improve the support of the bearing lining and assist with bearing retention in the housing
      $89.82 - $105.03
    • (0 reviews)
      # 1090408798
      BMW M3 With Left Hand Drive 2003, Radiator and Heater Hose Kit by HPS® Silicone Hoses. Since your OEM radiator or heater hose can leak at any time and occasionally burst, you need to have a reliable replacement at hand to bring your...
      Direct fit for your vehiclePerfect for daily driving and racing applications
      $190.00
    • (0 reviews)
      # 79385791
      BMW M3 2003, Mini Twin Disc Clutch Kit by SPEC®. Clutch Torque Rating: 800 ft/lbs. Multi-disc clutch and flywheel assemblies for limited street, drag race and road race applications. The units are rebuild-able by SPEC or the end user...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $1,970.10
    • (0 reviews)
      # 98415903
      BMW M3 2003, ID1700x Fuel Injector by Injector Dynamics®. The ID1700 is the most recent offering from the partnership of Injector Dynamics and Bosch Motorsport. The ID1700 was designed to fill the gap between the ID1300 and the ID2000,...
      High quality at an affordable priceExpertly made from premium materials
      $250.00 - $1,500.00
    • (0 reviews)
      # mpn4498087318
      BMW M3 2003, Platinum/Yttrium Electrodes Spark Plug by Brisk®. Spark plugs BRISK Platin are manufactured with platinum contacts on electrodes. In the marking system of spark plugs BRISK the spark plug with platinum contact on centre...
      Manufactured to meet or exceed strict quality requirementsMade from high-quality materials for ultimate durability
      $13.50
    • (0 reviews)
      # mpn3990109742
      Vega Manual Steering Gear Box Kit by Helix®. This box offers new bearings and gears for smooth, comfortable steering. Provides a smooth, natural steering wheel return. If you are looking to upgrade the steering system of your vehicle to...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $514.84
    • (0 reviews)
      # 985325168
      Universal Carbon Lithium Micro Lite 12V Battery by Braille Battery®. Battery Type: Lithium. Cold Cranking Amperage: 200. Polarity: Straight. Voltage: 12V. Carbon composite casings with CNC precision cell top design contain...
      $949.99 - $1,499.99
    • (0 reviews)
      # 585741026
      BMW M3 With 6-Bolt Series Axle 2003, Rear CV 1-Piece Driveshaft by Driveshaft Shop®. If you crave for making big power and pushing your vehicle harder, whether on the road or the track, keep an eye out on premium performance driveshaft...
      Allow engine power to be distributed to the wheels faster than a factory partPremium design for higher speed and quicker acceleration along with dramatic safety benefits
      $892.49 - $1,469.99
    • (0 reviews)
      # 69025922
      110 Series Single Layer Racing Suit by RaceQuip®. Avaliable in Colors: Black, Blue, Red. Get superior durability and comfort combined with overall flame and heat protection. Strong construction and advanced sewing techniques make this...
      Ensures heat and fire protectionGentle fabric provides superior comfort
      $99.95 - $139.95
    • (0 reviews)
      # mpn629122
      BMW M3 2003, Mach Force XP™ 304 SS Cat-Back Exhaust System with Quad Rear Exit by aFe®. With X-Pipe Balance Tube. Exhaust Type: Cat-Back. Exhaust Tubing Material: 304 SS. Main Tubing Diameter: 2.5". Exhaust System Sound: Aggressive /...
      $1,453.50




    CARiD is the ultimate source for premium-quality performance parts. With our extensive collection of performance upgrades, adding onto your vehicle's performance or improving its look is safe and easy. Boost the interior of your 2003 BMW 3-Series with a set of racing seats, raise or lower your vehicle for an aggressive look, or add a set of high-performance brake rotors for superior braking. Unlock the hidden potential of your 2003 BMW 3-Series that has been waiting to be released!


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    Guides & Articles

    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

    • Performance Brakes, Pads & Rotors
      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...
      by Michael Grayen
    • Performance Brakes, Pads & Rotors
      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...
      by Timothy Zahl
    • Suspension
      August 08, 2018
      When Is It Time To Replace My Vehicle's Springs?
      The springs on your vehicle are an integral part of its suspension system. Not only do springs keep all four corners suspended at a pre-determined, level ride height,...
      by Richard Reina
    • Starting & Charging
      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...
      by Michael Grayen
    • Performance Suspension Parts
      July 11, 2018
      When Is It Time To Replace My Suspension Bushings?
      Maybe you remember being pushed along in a wheelbarrow during childhood. The ride was bone-jarring - even with an air-filled rubber tire cushioning against the rough...
      by Timothy Zahl
    • Engines
      May 21, 2018
      How To Remove An Engine
      If you've grown tired of your engine's declining performance, inconsistent power, rough idle, exhaust smoke, knocking noises, rattles, and other maladies that plague...
      by Richard Reina
    • Engines
      May 09, 2018
      How Does An Internal Combustion Engine Work?
      An engine that uses liquid fuel to create energy, such as an internal combustion engine, is basically a large air pump. Cool air is drawn in, mixed with the fuel of...
      by Timothy Zahl
    • Engines
      May 02, 2018
      Glossary Of Engine External Parts
      Internal combustion engines are extremely complex and feature a wide array of components that rotate, pump, pressurize, or seal. Many of these components, while...
      by Timothy Zahl
    • Performance Engine Parts
      April 20, 2018
      What You Need When Rebuilding Or Replacing An...
      So you’ve decided to take on the project of rebuilding or replacing your vehicle’s engine. Modern internal combustion engines are quite complex – with a wide...
      by Richard Reina
    • Shift Knobs
      January 19, 2018
      Shopping Guide – Shift Knobs
      The knob at the end of your gearshift lever probably isn't something that most people notice when getting into your car or truck. But for a minimal cost, it can be. We...
      by Timothy Zahl
    • Running Boards
      November 29, 2017
      Shopping Guide - Running Boards
      Running boards date as far back as the automobile itself, being integrated into car and truck designs until falling out of favor after World War II. With the boom in...
      by Timothy Zahl
    • Off-Road Bumpers
      November 28, 2017
      Shopping Guide – Off Road Bumpers | Custom...
      There's a saying that advises out of all the paths you take in life, it's important to make sure a few of them are dirt. But while dirt can be found most anywhere you...
      by Timothy Zahl

    Popular Products

    2003 BMW 3-Series Performance Parts Reviews

    Average rating:  4.5  4.5 - 2 reviews
    4.8 of 5
    StopTech Street Pads
    I like these because they produce less dust and have equal stopping power as factor pads. They are quiet pads also.
    Posted by Rondell Gibson (Sausalito, CA) / March 23, 20172003 BMW 3-Series
    Was this review helpful for you? Yes
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