2011 Honda Civic Si Performance Parts

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    • (0 reviews)
      # mpn4564008253
      Honda Civic Si 2011, 304 SS Long Tube 4-1 Exhaust Header by Megan Racing®. Direct Bolt-On, Increased exhaust flow for improved engine performance Header Style: Long Tube. Megan Racing Stainless Steel Headers are made of thick T-304...
      Made with quality and safety in mindThe highest grade materials and the latest technologies
      $245.23
    • (2 reviews)
      # 324643465
      Honda Civic Si 2011, 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...
      $159.51 - $580.50
    • (0 reviews)
      # mpn674206375
      Honda Civic Si USA Built 8th Generation 2011, Front Performance Air Suspension Lowering Kit with 4.5" 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...
      114mm/4.5" DropDouble Bellows Progressive Rate Springs
      $925.00
    • (4 reviews)
      # 377202315
      Honda Civic Si Coupe / Sedan 2011, 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...
      $246.22
    • (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)
      # 1386316998
      Honda Civic Si Coupe / Sedan 2011, SMART Accel Controller by APEXi®. APEXi Original Accelerator Controller with 7-modes (3 ECO Modes, 2 Boost Modes, Lo-Throttle Mode, and Hi-Throttle Mode).
      Manufactured from premium materialsDesigned to strict quality standards
      $173.08
    • (0 reviews)
      # 1407503358
      Honda Civic Si 2011, Crankshaft by Brian Crower®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to provide a...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $2,017.88 - $2,910.93
    • (0 reviews)
      # mpn1711353
      Honda Civic Si 2011, Direct Fit Dual Electric Fan by Flex-a-Lite®. With Adjustable Thermostat Controller. Diameter: 11". Size: 25 1/2" x 12 3/8" x 3 3/4". Finish: Black. 10 Blades. Replace your old belt-driven fan with this highly...
      $384.07
    • (0 reviews)
      # mpn487479812
      Honda Civic Si 2011, Stage 1 Clutch Kit by SPEC®. Does not Include: Flywheel. Clutch Torque Rating: 230 ft/lbs. Features an integrally molded carbon and high performance organic lining that offers smooth engagement and excellent life....
      High clamp pressure plateSteel-backed and multi-compound woven organic material
      $404.10
    • (0 reviews)
      # 93210231
      Honda Civic Si 2011, Electric In-Tank Fuel Pump by DeatschWerks®. Pump Type: Compact. This fuel pump has a high torque motor that creates more flow at higher pressures, so you can supply larger fuel injectors and make more horsepower,...
      Designed to improve fuel delivering system performanceIn-tank application specific fitment
      $149.00 - $189.00
    • (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)
      # 819294493
      Honda Civic Si 2011, Battery Holder by Boomba Racing®.
      CNC machined from high quality billet aluminumAdds visual styling to your engine bay
      +1
      $30.00
    • (0 reviews)
      # 93513805
      Honda Civic Si with FA5 Chassis / with FG2 Chassis 2011, Level 2.9™ Axle Shaft by Driveshaft Shop®. In company ongoing quest for the perfect axle we have hit the mark with our new Level 2.9™ axle. These axles have been designed with...
      Designed for unprecedented off-road performance under harsh, unforgiving conditionsPerfect solution for building a solid axle assembly that will handle extreme loads
      $451.49
    • (0 reviews)
      # 803904898
      Super Fire Racing Iridium Spark Plug by HKS®. HKS Plug ignites faster and efficient for the best fuel efficiency and the best performance in all situation and environment. It’s very important to provide safe and stable ignition for...
      0.6mm Iridium Alloy Center ElectrodeIridium Alloy Center Electrode reduces voltage requirement as well as improving ignition performance and durability
      $22.72 - $28.74
    • (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)
      # mpn4564016030
      Honda Civic Si 2011, Stainless Steel Exhaust Manifold by Invidia®. Do you want to get more power out of your vehicle? Then this superior Invidia product is just for you. Carefully designed for maximum performance, is will more than just...
      Made to boost the performance of your vehicleExpertly crafted from premium materials
      $617.40
    • (0 reviews)
      # 324643461
      Honda Civic Si Coupe / Sedan 2011, 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...
      $268.96 - $560.57
    • (0 reviews)
      # 916487789
      Honda Civic Si USA Built 8th Generation 2011, Rear Performance Air Suspension Lowering Kit with 5.8" Rear 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...
      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
      $450.00 - $900.00
    • (0 reviews)
      # 377202342
      Honda Civic Si 2011, Secret Weapon Aluminum Polished Short Ram Air Intake System and Cold Air Extension by Weapon-R®. The Secret Weapon Air Intake System uses patented technology to feed the engine 3 times as much air as other systems....
      Patented technology increases airflow 3 times more than conventional systemsEach system is tuned to maximize engine performance output
      $294.17
    • (0 reviews)
      # mpn4563968759
      Honda Civic Si 2011, Hand Held iQ™ Flash Monitor by Banks®. Take complete control of all added power and safety functions when you connect the Banks iQ Flash to any Banks diesel tuner, AutoMind Flash Programming Module, SpeedBrake, or...
      Provides Dynamic Link Between Driver and VehicleRock-Solid Windows® CE Foundation
      $449.10
    • (0 reviews)
      # 1021923441
      Honda Civic Si 2011, Rotrex Supercharger Race System by Kraftwerks®. The Supercharger Kit by Kraftwerks will provide your engine with highly efficient and reliable supercharging as it is based on traction drive technology, which ensure...
      Recommended Modifications: Upgraded Clutch; Grams Fuel Injectors; Grams Fuel PumpFeatures Rotrex supercharging technology, based on advanced traction drive technology
      $2,795.00 - $2,895.00
    • (0 reviews)
      # mpn195390509
      Honda Civic Si 2011, 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
      $240.00
    • (0 reviews)
      # mpn3226854142
      Honda Civic Si 2011, 725 Series Steel Flywheel by Clutch Masters®. Clutch Masters Flywheels are designed and tested to ensure the safety and quality of every flywheel. Years of R&D has given us the knowledge and firsthand experience to...
      Light-weight for improved performance and Quicker Rev’sSteel Flywheels Consist of a replaceable heat shield (friction surface), eliminating need to resurface flywheel
      $292.50
    • (0 reviews)
      # 487864976
      Honda Civic Si 2011, Fuel Injector Set by DeatschWerks®. Every set of fuel injectors is flow-matched and balanced for reliable and efficient performance. To ensure you get nothing less than the highest level of quality and durability,...
      Improves fuel flow and performanceMulti-point dynamic set matching
      $339.00 - $839.00
    • (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)
      # 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)
      # 93513802
      Honda Civic Si with FA5 Chassis / with FG2 Chassis 2011, Level 0™ Axle Shaft by Driveshaft Shop®. This is a new axle designed and made for basic swaps and is an alternative to cheap rebuilds. This is not a racing axle in any way,...
      Designed for unprecedented off-road performance under harsh, unforgiving conditionsPerfect solution for building a solid axle assembly that will handle extreme loads
      $167.99
    • (0 reviews)
      # 717872762
      Ignition Control Module by MSD®. Designed utilizing the latest technology, this product by MSD features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is manufactured to meet or...
      Multiple spark, capacitive discharge ignition controlDesigned for professional racing applications that demand high rpm for long periods of time
      $52.63 - $1,414.95
    • (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)
      # 1119814168
      Honda Civic Si 2011, N1™ Stainless Steel Cat-Back Exhaust System with Single Rear Exit by Invidia®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: Stainless Steel. Exhaust System Sound: Moderate. For a good balance of price...
      $501.90 - $617.40




    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 2011 Honda Civic Si 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 2011 Honda Civic Si that has been waiting to be released!


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    2011 Honda Civic Si Performance Parts Reviews

    Average rating:    5 - 1 review
    4.8 of 5
    Improve The Look And Sound
    This JBA exhaust tip totally improved the look and sound of my car. It was just what i need and the look as described. Recommend it to anyone.
    Posted by Tormod M (Olpe, KS) / November 21, 20162011 Ford F-150
    Was this review helpful for you? Yes
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