2003 Mercedes S Class Performance Parts

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    • (0 reviews)
      # 317016442
      Mercedes S500 Base with LEV1 Specification / with ULEV Specification 2003, OBDII Catalytic Converter by MagnaFlow®. Emissions: CARB compliant. Converter Configuration: Direct Fit. Without Air Tube. With Pre and Post-Cat O2 Sensor Ports....
      $840.70
    • (0 reviews)
      # 4215177
      Mercedes S Class 2003, Redstuff Ceramic Low Dust Brake Pads by EBC®. This set of replacement ceramic brake pads offers OEM quality fit and operation with the superior stopping power, longer life, reduced brake fade, and lower dust...
      $90.68 - $185.08
    • (2 reviews)
      # 257091759
      Mercedes S Class 2003, Front and Rear Air to Coil Conversion Kit by Arnott®. Quantity: Sold as a Kit. With Electronic Bypass Module (EBM). Arnott has revolutionized the industry once again with our exclusive conversion kit. Elite coil...
      Set coil springs and shock absorbers designed to bolt directly in place of existing air springs with no modifications necessary to your vehicleEliminate worry of failing air suspension parts which can leave you stranded with extremely costly repair bills
      $1,483.97
    • (2 reviews)
      # 377249086
      Mercedes S280 2003, Secret Weapon Aluminum Polished Short Ram Air Intake System by Weapon-R®. The Secret Weapon Air Intake System uses patented technology to feed the engine 3 times as much air as other systems. As a result, engine...
      Patented technology increases airflow 3 times more than conventional systemsEach system is tuned to maximize engine performance output
      $194.65
    • (0 reviews)
      # 738954770
      Mercedes S Class MFI 2003, My Genius™ Handheld Programmer by Naak Tuning®. This performance tune comes with a My Genius Handheld Programmer. Every performance tune is custom engineered from your vehicles stock tune file, giving us the...
      Ensures monitoring and tuning system of vehicle parametersProvides reliable service for decades to come
      $549.00 - $1,599.00
    • (0 reviews)
      # 87561241
      Mercedes S Class 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
      $9.61 - $10.04
    • (0 reviews)
      # 724028872
      Mercedes S430 / S500 / S55 AMG / S600 2003, ESR Series™ Street Race Torque Converter by FTI®. 1 Piece. Non Lock-Up. 9.5" Diameter. The FTI Economy Street Racer series 9.5" converters are engineered to work well with mildly modified...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $536.25
    • (0 reviews)
      # mpn1711366
      Mercedes S430 / S600 2003, X-Treme Direct Fit S-Blade Electric Fan by Flex-a-Lite®. With Variable Speed Controller. Diameter: 12 1/8". Size: 26 1/4" x 15 1/2" x 4". With Full Shroud Measuring 26 1/4" x 15 1/2". Replace your old...
      Maximizes horsepower and torqueOptimizes gas mileage
      $486.93
    • (0 reviews)
      # 803903687
      Mercedes S Class 2003, PlasmaCore™ Inconel Electrode Pulse Plug with Resistor by Pulstar®. Inconel-electrode Pulse Plugs. Designed specifically for most popular vehicles, PlasmaCore Inconel Electrode Pulse Plug provides great fuel...
      Increased horsepowerBetter torque
      $14.95 - $119.60
    • (0 reviews)
      # mpn470637671
      Universal 2.0 Factory Series Smooth Body Steering Stabilizer by Fox®. Quantity: 1 per Pack. 2.0 Factory Series steering stabilizers give you enhanced steering control you need when heading off the pavement. They take their design from...
      2.0" Smooth bore and honed seamless alloy bodiesRace-developed high-flow piston design
      $139.95
    • (0 reviews)
      # mpn474702016
      Universal Adjustable Tray by Big End Performance®. Die formed steel; Lightweight yet strong. Variety of mounting holes Includes pivoting hold down bolts, lock nuts, & aluminum hold down strap. Dimensions are 11" X 7" inside.
      High quality at an affordable priceExpertly made from premium materials
      $58.48
    • (0 reviews)
      # mpn469882139
      Universal Ultimate™ Rear Full Float Axle by RCV Performance®. Ultimate Full Floater Axles are the best solution for your full float setup, and are made in the USA from the highest quality 4340 chrome moly steel. Upgrade your prized...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $285.00
    • (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)
      # 49718158
      Mercedes S Class 2003, Heavy Metal Catalytic Converter by MagnaFlow®. Emissions: EPA compliant. Converter Configuration: Universal Fit. Without Air Tube. If your car needs replacement, install one that will get you through the smog...
      $100.27 - $124.20
    • (0 reviews)
      # 59066843
      Mercedes S Class 2003, Performance Slotted Brake Kit by StopTech®. They feature fully forged calipers with patented stiffening bridges, patented 2-piece AeroRotors for optimized cooling, braided stainless steel brake lines, performance...
      +2
      $2,335.50 - $2,785.50
    • (0 reviews)
      # mpn3800683896
      Mercedes S430 / S500 AWD 2003, Front Lower Ball Joint by Proforged®. Quantity: 1 per Pack. Designed utilizing the latest technology, this product features premium quality and will perform better than advertised. Perfect for your vehicle...
      $65.62
    • (0 reviews)
      # 377249078
      Mercedes S280 2003, Dragon Aluminum Polished Short Ram Air Intake System by Weapon-R®. Weapon-R Intake Systems are CNC Mandrel Bent out of 6061 aluminum, and then Hand Tig Welded to ensure a positive seal and proper fitment. Each one of...
      Custom designed and engineered for each applicationEach system is tuned to maximize engine performance output
      +4
      $152.15 - $157.15
    • (0 reviews)
      # 379675232
      Universal 4-Bank Chip Burner by SCT Performance®. SCT's single program and 5 program, four bank custom chips are specifically tuned for your car or truck by one of SCT's Custom Tuning dealers world wide.
      Available as a single or multi-program switch chipEasily switch between custom tunes using the optional Dial Selector
      $398.88
    • (0 reviews)
      # 207949949
      Mercedes S600 2003, HP Turbo Heat Shield by Heatshield®. HP Turbo Shield™ is a custom-fit turbo heat wrap bag using cutting edge technology and performance to keep the heat in the hot side of the turbo where it belongs. Retaining heat...
      Capable of reducing up to 60% of under hood heatReduces turbo lag, lowers under hood temperatures
      $172.61 - $319.09
    • (0 reviews)
      # 724044611
      Mercedes S430 / S500 / S55 AMG / S600 2003, SRL Series™ Billet Torque Converter by FTI®. 1 Piece. Lock Up. Multi Clutch. Twin Disk. The Street Racer Lock-up series converter is FTI flagship lock-up converter for late model lock-up...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $849.00
    • (0 reviews)
      # 81569284
      Mercedes S Class 2003, Black Magic Electric Fan by Flex-a-Lite®. With Control. Diameter: 15". Size: 21 1/2" x 17 1/2" x 4 3/16". CFM: 3300. Voltage: 12 Volt. Keep your engine cool and free up some extra horsepower and torque. The fan...
      Prevents your engine from overheatingProvides increased horsepower and torque
      $357.34
    • (0 reviews)
      # 108886124
      Mercedes S Class 2003, Spark Plug Wire Set by Karlyn STI®. Requires 1 per Vehicle. The purpose of good wire insulation is to protect the cable from voltage leaks. The single most important factor for rating insulation performance is the...
      Unique Tinned Copper CoreGreatly Exceeds OE and Competitor Specifications
      $125.10
    • (1 review)
      # 279011864
      Universal 2.0 Performance Series Smooth Body IFP Steering Stabilizer by Fox®. Quantity: 1 per Pack. The FOX Performance Series steering stabilizer offers unrivaled steering control and a striking high tech appearance. The...
      2.0" Metal impacted 6061-T6 aluminum will resist rust over timeClear-anodized for a durable finish
      $139.95
    • (0 reviews)
      # mpn474702015
      Universal Aluminum Battery Box Kit by Big End Performance®. 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...
      High quality at an affordable priceExpertly made from premium materials
      $151.46
    • (0 reviews)
      # 585742131
      Universal Axle Shaft by Strange Oval®. Strange Oval Axles have been, and continue to be utilized by many of the top teams in the NASCAR Sprint Cup, Nationwide & Truck series since 2008. Steel, natural, 24 Spline drive flange, gun...
      Ultra high strength low alloy steel offers outstanding yield and tensile strengths, fatigue properties, and high toughnessVertical rack heat treating controls distortion
      $261.62
    • (0 reviews)
      # mpn1009571214
      Helmet Bag by Sparco®. The Universe is a large rolling duffle bag specifically designed for hauling racing gear. With special compartments for storing racing helmets and shoes, the Universe is perfect for professional or weekend racers....
      600D polyester and synthetic leather contructionLarge rolling wheels
      $45.00
    • (0 reviews)
      # 380871252
      Mercedes S Class with LEV1 Specification / with ULEV Specification 2003, OBDII Catalytic Converter by MagnaFlow®. Emissions: CARB compliant. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air...
      $231.14 - $244.09
    • (0 reviews)
      # mpn123289655
      Mercedes S430 / S500 4Matic 2003, Sector 27 Drilled and Slotted Front Brake Kit with Performance Ceramic Pads by Hawk®. Pad Thickness: 19.71mm (0.776"). These brake pads are designed to maximize all the benefits of ceramic construction...
      Pads and clips are designed in the precise size and shape of factory OEM parts for proper fit and operationCeramic pad compounds offer a smoother more superior level of braking power most effective at autobahn speeds
      $359.38




    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 Mercedes S Class 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 Mercedes S Class that has been waiting to be released!

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    2003 Mercedes S Class Performance Parts Reviews

    Average rating:  5  5 - 1 review
    5 of 5
    Like A New Ride
    My 2006 S-Class with 140,000 miles was experiencing issues with the air ride. I swapped out the stock suspension for this kit and it is like a new car. The ride is awesome.
    FPosted by Francis (Milford, MA) / November 21, 2015
    2006 Mercedes S Class
    Was this review helpful for you? Yes

    2003 Mercedes S Class Models
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