2003 Mercury Mountaineer Performance Parts

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    • (0 reviews)
      # 380871335
      Mercury Mountaineer with LEV Standard / with LEV1 Standard 2003, OBDII Catalytic Converter by MagnaFlow®. Emissions: CARB compliant. Converter Configuration: Direct Fit. With Gasket. Without Air Tube. With Pre and Post-Cat O2 Sensor...
      $888.79 - $1,277.69
    • (0 reviews)
      # 188171854
      Mercury Mountaineer 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...
      $247.39 - $669.84
    • (0 reviews)
      # 14179594
      Mercury Mountaineer RWD / 4WD 2003, Loaded quickLIFT™ Driver or Passenger Side Twin-Tube Complete Strut Assembly by Rancho®. Quantity: 1 per Pack. Improve Ride, Allows For Larger Wheel/Tire. Award-winning Rancho® quickLIFT™ Loaded...
      $219.51
    • (1 review)
      # 377233190
      Mercury Mountaineer 2003, 57 Series FIPK Generation II High-Density Polyethylene Black Cold Air Intake System by K&N®. This kit improves airflow into your engine. It includes a K&N air filter and a custom designed air intake tube. The...
      Guaranteed to increase horsepowerDesigned to improve throttle response and engine sound
      $326.99
    • (2 reviews)
      # 899947296
      Mercury Mountaineer 2003, Livewire TS+ Series Programmer and Monitor by SCT Performance®. Recalibrate your vehicle's engine management computer for better performance with the Livewire TS Performance Programmer and Monitor. It comes...
      Recalibrates your vehicle's computer to maximize performance, develop more power and torque, and increase fuel mileageArrives pre-loaded with dyno-proven tune files
      $599.00
    • (0 reviews)
      # mpn3064650431
      Mercury Mountaineer 2003, Stainless Steel Reusable Oil Filter by HUBB Filters®. The HUBB product looks and works differently than a conventional filter and protects your engine much better. The HUBB filter features two large-sized...
      Made from surgical stainless steelFilter-in-a-filter design
      $98.99
    • (0 reviews)
      # mpn1711339
      Mercury Mountaineer 2003, Lo-Profile Direct Fit Single Electric Fan by Flex-a-Lite®. With Adjustable Thermostat Controller. Diameter: 12 1/8". Size: 15" x 13 1/2" x 2 5/8". Keep your engine cool and free up some extra horsepower and...
      Prevents your engine from overheatingProvides increased horsepower and torque
      $208.34
    • (0 reviews)
      # mpn2288395136
      Mercury Mountaineer 4.6L 2003, Gold Flexplate by PRW®. Teeth Quantity: 164. Material: Chromoly Steel. PRW Gold Series flexplates raise the bar in the high performance industry. The combination of top quality and reasonable pricing sets...
      SFI 29.1 certifiedDirect bolt on component
      $66.00
    • (0 reviews)
      # mpn1953518
      Mercury Mountaineer 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
    • (0 reviews)
      # 904810424
      Mercury Mountaineer 4.6L With 2-Valve Engine 2003, Blaster™ Direct Ignition Coils by MSD®. Designed utilizing the latest technology, this product by MSD features premium quality and will perform better than advertised. Perfect for...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $32.09 - $203.95
    • (0 reviews)
      # mpn3800684065
      Mercury Mountaineer 2003, Front Outer 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
      $22.76
    • (0 reviews)
      # mpn4303846893
      Mercury Mountaineer 4.0L 2003, Gear Reduction Starter by Mean Green®. Designed utilizing the latest technology, this product by Mean Green features premium quality and will perform better than advertised. Perfect for your vehicle and...
      Superior DesignEasy Installation
      $274.02
    • (2 reviews)
      # 1190874593
      Mercury Mountaineer 4WD / AWD with Dana "Super" 30 Series Axle 2003, Front Zip Locker by Yukon Gear & Axle®. Location: Front. The Yukon Zip Locker is the latest in on-demand traction. Its air-operated design allows you to switch from an...
      Air operated locker provides on-demand tractionForged case & 8620 internals for added strength
      $898.72
    • (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)
      # mpn1097928
      Mercury Mountaineer 2003, MagnaFlow Series™ Stainless Steel Cat-Back Exhaust System with Single Side Exit by MagnaFlow®. Exhaust Type: Cat-Back. Exhaust Tubing Material: Stainless Steel. Main Tubing Diameter: 2.5". Exhaust System...
      $538.12
    • (0 reviews)
      # 407566748
      Mercury Mountaineer 2003, Stage 5 Super Street Dimpled and Slotted Brake Kit by EBC®. The EBC Stage 5 SuperStreet Brake Kit is designed for those looking for heavy-duty high gripping pads and rotors. Thanks to the 4000 Series...
      $311.69 - $362.91
    • (0 reviews)
      # 17922687
      Mercury Mountaineer Sport Utility 2003, Reflex™ Driver or Passenger Side Strut by Monroe®. Quantity: 1 per Pack. These shocks and struts are designed for SUVs, light trucks, and other vehicles with a high center of gravity and help...
      $51.35 - $57.35
    • (1 review)
      # 377233211
      Mercury Mountaineer 2003, 33 Series Panel Red Air Filter by K&N®. K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. K&N makes over 1,200 different replacement air...
      Designed to boost horsepower and rate of accelerationCan be cleaned and used again
      $63.99
    • (1 review)
      # 1102329996
      Mercury Mountaineer 2003, X4 Series Power Flash Programmer by SCT Performance®. The SCT X4 Power Flash Programmer provides your PowerStroke with pre-loaded, dyno-proven power! From the factory, your vehicles computer is calibrated for...
      Increase horsepower, torque, increased throttle response, firmer shifts and even increased fuel mileageBuilt-in WIFI connectivity attaches to your local wireless network for easy device updates
      $399.00
    • (1 review)
      # mpn1899209
      Mercury Mountaineer 2003, Premium Wrench-Off Oil Filter by K&N®. Never wrestle with a stuck oil filter again. The Wrench-Off Canister Oil Filter can be easily removed with a socket or wrench.
      1-in. nut welded to canister to facilitate removalThicker canister walls for strength and durability
      $12.84
    • (1 review)
      # 23638211
      Mercury Mountaineer 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...
      Reversible push/pull operationThin, aerodynamic profile for applications with limited space
      $55.07 - $60.67
    • (0 reviews)
      # mpn358950960
      Mercury Mountaineer 4.6L 2003, Platinum Flexplate by PRW®. High Inertia Quick-Launch Design. Teeth Quantity: 164. Material: Steel. PRW Platinum Series flexplates raise the bar in the high performance industry. The combination of top...
      SFI 29.1 certifiedDirect bolt on component
      $79.60
    • (0 reviews)
      # mpn359110073
      Mercury Mountaineer 4.6L 2003, 4150 4 BBL Gasoline Carbureted Nitrous Plate Wet System by Nitrous Express®. The conventional system is the perfect entry level nitrous system for the budget minded sportsman racer. These systems feature...
      Holley 4150 Carb Spray Plate50, 100, 150, 200, 250, 300 WHP
      $686.62
    • (1 review)
      # 959922942
      Mercury Mountaineer 2003, Iridium Spark Plugs by Autolite®. 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 sidewire...
      Iridium-enhanced center electrodePatented, platinum sidewire technology
      $6.48
    • (0 reviews)
      # mpn4478436613
      Mercury Mountaineer 2003, Swirl-Cool™ Power Steering Cooler by Hayden®. Quantity: 1 per Pack. This product is designed to remove destructive heat generated within the power steering system and prolong the life of the system’s pump,...
      Compatible with OEM cooler systemsUltrasonically soldered for reliability
      $25.04
    • (0 reviews)
      # 458733755
      Mercury Mountaineer 2003, High Output Alternator by Mean Green®. Designed utilizing the latest technology, this product by Mean Green features premium quality and will perform better than advertised. Perfect for your vehicle and...
      Superior DesignEasy 5 Minute Installation
      $381.23
    • (0 reviews)
      # 1029166630
      Mercury Mountaineer with Ford 8.8" Series Axle with 10 Bolt 2003, ECTED Max™ Rear Limited Slip Differential by Auburn Gear®. With Selectable Full Locker. Location: Rear. The ECTED Max is a selectable traction device; an on/off switch...
      Gearing is made from aircraft quality, 9310 heat treated billet steel to make it tough, durable and reliableSwitch the locker on or off "on-the-fly," at moderate road speeds with all 4 wheels on the ground
      $740.21
    • (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)
      # 1119790585
      Mercury Mountaineer without Reload Leveling Suspension 2003, Swept Side™ Single Cat-Back Exhaust System with Single Rear Exit by Gibson®. Exhaust Type: Cat-Back. Main Tubing Diameter: 2.5". Exhaust System Sound: Aggressive / Loud. Get...
      $307.54 - $378.61




    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 Mercury Mountaineer 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 Mercury Mountaineer 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
    • 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

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    2003 Mercury Mountaineer Performance Parts Reviews

    Average rating:  5  5 - 2 reviews
    5 of 5
    Brakes
    Great brakes! Highly recommended!
    Posted by Todd Koenes (Wyoming, MI) / May 16, 20152005 Mercury Mountaineer
    Was this review helpful for you? Yes
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