2003 Hummer H2 SUT Performance Parts

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    • Billy Boat Exhaust® - Stainless Steel Cat-Back Exhaust System with Dual Rear Exit
      (0 reviews)
      # mpn4489407990
      Hummer H2 SUT 2003, Stainless Steel Cat-Back Exhaust System with Dual Rear Exit by Billy Boat Exhaust®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: Stainless Steel. Mandrel bent from the highest-grade T-304 stainless steel....
      $849.49
    • Fabtech® - 6" Performance Front and Rear Suspension Lift Kit
      (0 reviews)
      # 566308444
      Hummer H2 SUT 2003, Performance Front and Rear Suspension Lift Kit with 6" Lift Height by Fabtech®. Max Tire Size: 40"x13.50". This lift kit has been designed to provide superior suspension performance for daily driving or for offroad....
      $3,027.38 - $3,899.94
    • PSI® - Mass Air Flow Sensor
      (0 reviews)
      # mpn4499447038
      Hummer H2 SUT 2003, Mass Air Flow Sensor by PSI®. This MAF is a Genuine GM part. It is for use with all PSI Vortec 58x Engine Harnesses. The PCM tune must match the characteristics of this MAF sensor. This top-grade product is expertly...
      Designed for ultra high efficiencyEasy out-of-the-car access for an ancillary wiring
      $170.00
    • Banks® - PowerPack™ Turbocharger System
      (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
    • Fast® - TCI EZ-TCU™ Overdrive Transmission Controller
      (0 reviews)
      # mpn4563968666
      Hummer H2 SUT 2003, TCI EZ-TCU™ Overdrive Transmission Controller by Fast®. Includes: Trans Control Unit, Hand-Held Display, OEM-Quality Wiring Harness. This top-of-the-line product is engineered to ensure excellent driving...
      Ensures outstanding driving performanceMade to provide fuel economy
      $669.35
    • Eddie Motorsports® - S-Drive Serpentine Pulley Kit
      (0 reviews)
      # 1406091396
      Hummer H2 SUT LS Chevy Engine 2003, S-Drive Serpentine Pulley Kit by Eddie Motorsports®. Eddie Motorsports' Serpentine pulley systems are the finest, most compact and complete engine accessory kits on the market. Change the appearance &...
      Made to guarantee exceptional reliabilityStringent adherence to the highest quality standards
      +5
      $1,805.00 - $3,210.00
    • Eddie Motorsports® - Tuff Stuff Aluminum Water Pump
      (0 reviews)
      # 1406167894
      Hummer H2 SUT 2003, Tuff Stuff Aluminum Water Pump by Eddie Motorsports®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of...
      Made to guarantee exceptional reliabilityStringent adherence to the highest quality standards
      $165.32 - $225.44
    • TCI® - Max-Cool™ Automatic Transmission Pan
      (0 reviews)
      # mpn2312009642
      Hummer H2 SUT 2003, Max-Cool™ Automatic Transmission Pan by TCI®. Depth: Stock. Material: Powder Coated Cast Aluminum. Designed utilizing the latest technology, this product by TCI features premium quality and will perform better than...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $338.30
    • PSI® - Edelbrock DBC Throttle Body
      (0 reviews)
      # 906642064
      Hummer H2 SUT 2003, Edelbrock DBC Throttle Body by PSI®. 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 and...
      Designed for ultra high efficiencyEasy out-of-the-car access for an ancillary wiring
      $390.00 - $500.00
    • Granatelli Motor Sports® - MPG+™ Spark Plug Wires
      (0 reviews)
      # mpn2486661692
      Hummer H2 SUT 2003 MPG+™ Spark Plug Wires by Granatelli Motor Sports®. Granatelli O ohm wires are patent protected by United States Patent number 7,185,622. This patent covers their unique method of producing ignition wires of...
      Increases mileage 15%Direct OEM replacement, exceeds OEM specifications, OBD-II computer safe
      $193.80
    • Diversified Machine® - 12" Inboard Steel Brake Rotor
      (0 reviews)
      # mpn359119792
      12" Inboard Steel Brake Rotor by Diversified Machine®. 0.810" Width. Lightened. 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...
      $110.07
    • Eddie Motorsports® - Billet Bolt-On Power Steering Reservoir
      (0 reviews)
      # 1406027579
      Billet Bolt-On Power Steering Reservoir by Eddie Motorsports®. Dress up the GM Type II power steering pump with one of these new billet aluminum bolt-on Power Steering Reservoirs. Machined from a solid chunk of 6061T6 aluminum in Eddie...
      Made to guarantee exceptional reliabilityStringent adherence to the highest quality standards
      +3
      $241.00 - $289.00
    • Braille Battery® - Advanced Lightweight 12V AGM Battery
      (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
    • Driveshaft Shop® - Driveshaft Driveshaft
      (0 reviews)
      # 1477449781
      Driveshaft by Driveshaft Shop®. If you have been waiting for the best shaft available for your vehicle, the wait is over. This top-of-the-line driveshaft offered by Driveshaft Shop is exactly what you need to put a lot of horsepower...
      Crafted from the highest quality materialsDynamically balanced at over 9000 RPMs
      $367.49 - $1,574.99
    • RaceQuip® - 110 Series Single Layer Racing Suit
      (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
    • Stainless Works® - 304 SS Oval Turbo Chambered Exhaust Muffler
      (0 reviews)
      # 865877560
      Universal 304 SS Oval Turbo Chambered Exhaust Muffler by Stainless Works®. Muffler Body Length: 14". Muffler Overall Length: 18". Muffler Sound: Aggressive / Loud. Stainless Works is the only manufacturer to build all of mufflers with...
      $175.75 - $180.50
    • Fabtech® - 6" Performance Front and Rear Suspension Lift Kit
      (0 reviews)
      # 1580321543
      Hummer H2 SUT 2003, Performance Front and Rear Suspension Lift Kit with 6" Lift Height by Fabtech®. Max Tire Size: 40"x13.50". This lift kit has been designed to provide superior suspension performance for daily driving or for offroad....
      $3,027.38 - $3,899.94
    • PSI® - Knock Sensor Pigtail
      (0 reviews)
      # mpn4499447047
      Hummer H2 SUT 2003, Knock Sensor Pigtail by PSI®. These pigtails allow for direct replacement of missing or damaged Inlet Air Temperature sensor connectors on all LS1, Vortec and LT1 engines. Pigtails feature GM Delphi/Packard...
      Designed for ultra high efficiencyEasy out-of-the-car access for an ancillary wiring
      $10.00
    • ATI Performance® - PCS Automatic Transmission Controller
      (0 reviews)
      # 1386291026
      Hummer H2 SUT 2003, PCS Automatic Transmission Controller by ATI Performance®. The Powertrain Control Solutions, LLC. Universal Automatic Transmission Controller is a fully programmable transmission control system. Through a friendly PC...
      Ensures outstanding driving performanceMade to provide fuel economy
      $865.20 - $1,145.92
    • Eddie Motorsports® - Cast Aluminum Valve Covers
      (0 reviews)
      # 1406185063
      Hummer H2 SUT LS Chevy Engine 2003, Cast Aluminum Valve Covers by Eddie Motorsports®. 2 Pieces. Eddie Motorsports newest LS Cover, these cast aluminum pieces offer a custom look at an affordable price. The "taller than stock" covers are...
      Made to guarantee exceptional reliabilityStringent adherence to the highest quality standards
      +2
      $145.00 - $195.00
    • PRW® - Billet Aluminum Polished Engine Coolant Water Neck Outlet
      (0 reviews)
      # mpn4491661608
      Hummer H2 SUT 2003, Billet Aluminum Polished Engine Coolant Water Neck Outlet by PRW®. Material: Billet Aluminum. Finish: Polished. Designed utilizing the latest technology, this product by PRW Industries features premium quality and...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $39.60
    • Hays® - Twister 3/4 Race Torque Converter
      (0 reviews)
      # mpn4485674642
      Hummer H2 SUT 2003, Twister 3/4 Race Torque Converter by Hays®. Diameter: 9.6". Teeth Quantity: 30. Stall Speed: 3200-3600. Torque Converter Bolt Pattern: 11 1/8". Hays Twister 3/4 Race performance torque converters are a perfect...
      3/4 Race series converters are built, tested, and proven to support up to 650 HP.State of the art Spray Welding process is used in select areas. Spray Welding provides clean, strong and consistent fusion while also increasing strength through hardening from higher process temperature
      $509.95
    • PSI® - Walbro 255-LPH Fuel Pump
      (0 reviews)
      # 906648432
      Hummer H2 SUT 2003, Walbro 255-LPH Fuel Pump by PSI®. 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 and...
      Designed for ultra high efficiencyEasy out-of-the-car access for an ancillary wiring
      $140.00 - $150.00
    • Granatelli Motor Sports® - High Performance Coil-Near-Plug Connector Kit
      (0 reviews)
      # mpn4516962894
      Hummer H2 SUT 2003 High Performance Coil-Near-Plug Connector Kit by Granatelli Motor Sports®. Granatelli O ohm wires are patent protected by United States Patent number 7,185,622. This patent covers their unique method of producing...
      Direct OEM replacement, exceeds OEM specifications, OBD-II computer safeIncrease power to the spark plug up to 400% over stock
      $193.80
    • Diversified Machine® - 3-Lug Front Brake Rotor
      (0 reviews)
      # 1578629897
      3-Lug Front Brake Rotor by Diversified Machine®. 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 and deliver...
      $68.33 - $118.06
    • Helix® - Vega Gear Box
      (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
    • Braille Battery® - Carbon Lithium Micro Lite 12V Battery
      (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
    • aFe® - Pro Series™ Rear Differential Cover
      (0 reviews)
      # 1479311818
      Pro Series™ Rear Differential Cover by aFe®. With Gear Oil. Upgrade your transmission with this finned aluminum pan and increase fluid capacity, improve fluid cooling and ease future maintenance jobs. It includes a magnetic drain...
      Leak Free SealCooling Fins
      $370.49 - $381.89
    • Simpson® - Jr. Speedway Shark Fiber Reinforced Polymer White Racing Helmet
      (0 reviews)
      # 125879312
      Jr. Speedway Shark Fiber Reinforced Polymer White Racing Helmet by Simpson®. Includes Helmet Shield. Helmet Liner made from Nomex. These Simpson Jr. Speedway Shark helmets support the next generation of racers with the same great...
      Lightweight, aerodynamic outer shell with SAT features T-38Built-in BLD (Boundary Layer Design)
      $499.95
    • Stainless Works® - 304 SS Oval Turbo S-Tube Exhaust Muffler
      (0 reviews)
      # 865804572
      Universal 304 SS Oval Turbo S-Tube Exhaust Muffler by Stainless Works®. Muffler Body Length: 14". Muffler Overall Length: 18". Muffler Sound: Aggressive / Loud. Muffler Structure: Turbo. Stainless Works is the only manufacturer to build...
      $175.75 - $180.50




    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 Hummer H2 SUT 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 Hummer H2 SUT that has been waiting to be released!


    • Add Power to Your Jeep
      Add Power to Your Jeep
      Fuel Up Your Success
      Fuel Up Your Success
    • Take Your Braking to a New Level
      Take Your Braking to a New Level
    • When the Best Gets Better
      When the Best Gets Better
      The Performance & Sound to Thrill
      The Performance & Sound to Thrill

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    2003 Hummer H2 SUT Performance Parts Reviews

    Average rating:    4 - 3 reviews
    4.5 of 5
    Kooks
    Product very good. Love it.
    Posted by Jojie (Mississauga, ON) / August 8, 20182010 Toyota Corolla
    Was this review helpful for you? Yes
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