2003 BMW Z4 Performance Parts

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    • (0 reviews)
      # 389005834
      BMW Z4 2.5L / 3.0L 2003, Heavy Metal Stainless Steel Exhaust Manifold with Integrated Catalytic Converter by MagnaFlow®. Primary Tubing Diameter: 1.5". Collector Outlet Diameter: 2". Emissions: EPA compliant. Color: Silver. Header...
      $716.28
    • (0 reviews)
      # 62000970
      BMW Z4 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...
      $198.75 - $624.37
    • (0 reviews)
      # mpn2883190686
      BMW Z4 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 technology for...
      $892.50
    • (0 reviews)
      # 377145852
      BMW Z4 2.2L 2003, 57i Series Generation I Flex Hose Black Cold Air Intake System and Intake Pipe by K&N®. This induction kit is an easy and inexpensive way to increase airflow into your engine. It replaces your restrictive factory...
      Guaranteed to increase horsepowerSpecifically designed for each application
      $163.99
    • (0 reviews)
      # mpn4488941381
      BMW Z4 2.5i / 3.0i 2003, My Genius™ Handheld Programmer by Naak Tuning®. 5%-10% Gains HP and TQ. This performance tune comes with a My Genius Handheld Programmer. Every performance tune is custom engineered from your vehicles stock...
      Ensures monitoring and tuning system of vehicle parametersProvides reliable service for decades to come
      $599.00
    • (0 reviews)
      # 844089251
      BMW Z4 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. Inside it has a synthetic composite material for maximum engine...
      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)
      # 1216639873
      BMW Z4 2003, Racing Thermostat by Mishimoto®. Temperature: 158 Degree. Mishimoto racing thermostats promote greater cooling efficiency by significantly decreasing high engine temperatures resulting from modified and upgraded turbo...
      Direct fitPromotes Greater Cooling Efficiency by significantly decreasing high engine temperatures
      $48.00
    • (0 reviews)
      # mpn1925272088
      BMW Z4 3.0L 6-Speed 2003, Stage 1 Clutch Kit by SPEC®. Non-Ratcheting Design. Does not Include: Flywheel. Clutch Torque Rating: 430 ft/lbs. Features an integrally molded carbon kevlar-based, high performance organic lining that offers...
      High clamp pressure plateSteel-backed and multi-compound woven organic material
      $572.40
    • (0 reviews)
      # mpn263004638
      BMW Z4 2.5L / 3.0L Automatic Transmission With Electronic Traction Control 2003, Sprint Booster Power Converter by aFe®. Automobiles in the 21st century have replaced the more conventional throttle cable technology for an ECM...
      3 Acceleration modes36 Acceleration programs (18 manual and 18 auto)
      $289.99
    • (0 reviews)
      # mpn4511855744
      BMW Z4 2.5L / 3.0L 2003, Iridium Spark Plugs by Autolite®. OE Style. These spark plugs are one of the brand's most technologically advanced spark plugs ever. With an iridium-enhanced 0.6 mm finewire design and proprietary platinum...
      Iridium-enhanced center electrodePatented, platinum sidewire technology
      $6.48
    • (0 reviews)
      # 397108751
      BMW Z4 2003, Front Outer Bent Tie Rod End by Proforged®. Quantity: 1 per Pack. Proforged applied the same technological advancements in ball joint construction to their line of Tie Rod Ends and Rack Ends, delivering a premium product to...
      SAE1045 forged steeling housingsBall studs forged from ultra-strong SAE4140 chromoly steel
      $27.52 - $27.71
    • (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)
      # 1029275594
      Differential Master Overhaul Kit by Yukon Gear & Axle®. Yukon Master Overhaul kits give you all the high quality parts you need to start and finish every differential job. Yukon offers more tailor-made kits than any other manufacturer...
      Most complete kits on the marketComplete overhaul package to rebuild differential
      $238.58 - $394.70
    • (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)
      # 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)
      # mpn4516842459
      BMW Z4 2.5i Engine Family # YTYXV03.0FXB 2003, OBDII Catalytic Converter by Flowmaster®. Emissions: CARB compliant. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. Catalytic Inlet...
      $247.32
    • (0 reviews)
      # 188059142
      BMW Z4 3.0i 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...
      $304.55 - $560.59
    • (0 reviews)
      # mpn764223384
      BMW Z4 2.5i / 3.0i 2003, Airtech Front and Rear Air Strut Assemblies by KSport®. Quantity: 4 per Pack. This is a complete air strut assembly that matches the design of those included with KSport air suspension kits. Save money by...
      $1,900.00
    • (1 review)
      # 377145829
      BMW Z4 2003, Magnum Force™ Stage 1 Aluminum Cold Air Intake System by aFe®. The Stage 1 Cold Air Intake System is a quick and inexpensive way to gain horsepower and improve performance. It replaces your factory air filter and airbox...
      Improves airflow to your engineIsolates the air filter from engine heat, enabling it to take in cooler, denser air
      $379.05
    • (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)
      # mpn1904652
      BMW Z4 2.5L / 3.0L 2003, Pro Series Automotive Cartridge Oil Filter by K&N®. K&N Pro Series Oil Filters have been specially designed for professional installers and service providers. Their high flow design can help to improve engine...
      High flow filter designed to improve performanceDesigned for synthetic and conventional oils
      $10.04
    • (1 review)
      # 60650649
      BMW Z4 2003, Rapid-Cool™ Reversible Fan Kit by Hayden®. This product can be used for either primary or add-on cooling. The Hayden Rapid-Cool fan features a thin, aerodynamic profile and reversible push/pull blades. The fan comes...
      Reversible push/pull operationThin, aerodynamic profile for applications with limited space
      $54.76 - $64.04
    • (0 reviews)
      # 61650312
      BMW Z4 2003, Aluminum Flywheel by SPEC®. Designed utilizing the latest technology, this product by SPEC features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is manufactured to meet...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $612.90 - $647.10
    • (0 reviews)
      # 1078558942
      Silver EFI Fuel Tank System by Sniper®. Enjoy superior performance by getting this premium-grade Sniper product that is throughly engineered to help take the performance of your fuel system to the next step delivering unprecedented...
      Perfect for upgrading your fuel injection systemMade with the use of the highest quality materials
      $549.95 - $629.95
    • (1 review)
      # mpn1177915426
      BMW Z4 2003, Performance Nickel Spark Plug by Nitrode®. The Nitrode™ spark plugs are positioned to be the world's "greenest" most environmentally friendly spark plugs on the planet. Reducing fuel consumption and emissions while...
      The Nitrode™ is made with a proprietary ceramic exclusively used for this spark plugThis unique ceramic is over 10% harder than any ceramic known today
      $8.09
    • (0 reviews)
      # mpn3800685344
      BMW Z4 2003, Front Inner Straight Tie Rod End by Proforged®. Quantity: 1 per Pack. Proforged® applied the same technological advancements in ball joint construction to their line of Tie Rod Ends and Rack Ends, delivering a premium...
      SAE1045 forged steeling housingsBall studs forged from ultra-strong SAE4140 chromoly steel
      $54.97
    • (0 reviews)
      # 985212620
      Universal Carbon Fiber Advanced 12V AGM Battery by Braille Battery®. Battery Type: AGM. Voltage: 12V. Sealed Valve Regulated Design - Completely eliminates acid spills and corrosion on terminals. Environmentally safe and does not need...
      Patent Pending Carbon Case Design Made for Extreme Temperatures and VibrationMore Reliability and Performance in High Temperatures
      $324.99 - $374.99
    • (0 reviews)
      # 976617070
      TorqueWorm™ Limited Slip Differential by Speedmaster®. Designed utilizing the latest technology, this product by Speedmaster features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $334.80 - $495.00
    • (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)
      # mpn3557984075
      BMW Z4 2003, Header Locking Nut Kit by Stage 8®. Stage 8 locking fastener solutions are fail-safe when used and installed as directed. They are removable and reusable and can be visually inspected; if the locking retainer and clip are...
      Thoughtfully designed for the highest efficiency and safetyWill provide more breakaway torque than any other locking system
      $49.14




    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 Z4 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 Z4 that has been waiting to be released!

    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
    • Suspension
      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
    • Automotive Tools
      August 30, 2017
      What Special Tools Are Available For Exhaust...
      Exhaust work can be challenging. Old parts are usually corroded and difficult to separate, and new ones sometimes need minor fitment adjustments during installation....
      by Timothy Zahl

    2003 BMW Z4 Performance Parts Reviews

    Average rating:  5  5 - 2 reviews
    5 of 5
    CARiD Best Prices And Quality
    I got the package, very high quality looking! No cheap plastics! Installation was quick and easy!
    Posted by Irving E. Chan Trejo (Myrtle Beach, SC) / September 13, 20162003 BMW Z4
    Was this review helpful for you? Yes
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