2018 Honda Civic Si Air Intake
-
Injen®SP Series Short Ram Air Intake System with Blue FilterHonda Civic Si 2018, 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 intake tube. The...$393.95 - K&N®33 Series Panel Red Air FilterHonda Civic Si 2018, 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 filters...Designed to boost horsepower and rate of accelerationCan be cleaned and used again$64.99
- aFe®Magnum Flow® Pro Dry S Panel Gray Air FilterHonda Civic Si 2018, Magnum Flow® Pro Dry S Panel Gray Air Filter by aFe®. Constructed with 100% polyurethane on all sides, this high-flow, oiled OE replacement performance filter will outflow the stock filter for improved horsepower...Oil-Free, Pro DRY S 3-Layer Progressive Porosity Synthetic Media for maximum convenience100% Polyurethane Frame On All Sides For Extra Long Filter Life$68.00
- Mishimoto®Performance Aluminum Cold Air Intake System with Red FilterHonda Civic Si 2018, Performance Aluminum Cold Air Intake System by Mishimoto®. Whether your car is a daily driver or a fully built track beast, Mishimoto has products for your application. Mishimoto takes vehicle performance to the...$348.95
- Original (OEM)Air Intake PartsNo matter the type of vehicle you own, its engine needs two basic things to function: fuel and oxygen. And it's the air intake system that supplies your vehicle's heart with power-building air to ensure its efficient performance. The...
- Honda OEEngine / Transaxle - Air IntakeHonda Civic Si 2018, Engine / Transaxle - Air Intake by Honda OE. Keep your vehicle running longer and looking brand-new with factory-grade OEM Honda parts. These parts are made for your specific year, make, and model, which means...Genuine Honda OEM part that fits your specific vehicle perfectlyMade to factory specifications to ensure an original look and function$28.69 - $145.58
- AEM Intakes®Aluminum Gunmetal Gray Cold Air Intake System with Red FilterHonda Civic Si 2018, Aluminum Gunmetal Gray Cold Air Intake System by AEM Intakes®. To deliver cooler air to the engine, this air intake system places the air filter outside the engine compartment. Cooler air is denser than warm air and...$399.99
- AEM Intakes®DryFlow® Panel Red Air FilterHonda Civic Si 2018, DryFlow® Panel Red Air Filter by AEM Intakes®. AEM Intakes DryFlow Air Filters are washable synthetic air filters designed for an optimum combination of air flow, filtration, and performance. AEM Intakes DryFlow...Designed to increase horsepower and throttle responseAEM Intakes Air Filters are cleanable and reusable for the life of your vehicle$59.99
- Injen®SP Series Cold Air Intake System with Blue FilterHonda Civic Si 2018, SP Series Cold Air Intake System by Injen®. The SP Series Cold Air Intake System is made for the enthusiast who wants maximum horsepower from a tuned cold air intake system. This cold air system positions a...$434.95
- Injen®Evolution Series Rotomolded Black Cold Air Intake System with Dry Blue FilterHonda Civic Si 2018, Evolution Series Rotomolded Black Cold Air Intake System with Dry Filter by Injen®. The Injen Evolution Air Induction System is a dyno-tuned intake system that's designed to enhance air flow for maximum horsepower...Fully Enclosed Rotational Molded Induction SystemComes with Built-In Filter Monitor For Easy Cleaning$348.95
- K&N®69 Series Typhoon® Complete Aluminum Candy Red Powder Coated Cold Air Intake System with Red FilterHonda Civic Si 2018, 69 Series Typhoon® Complete Aluminum Candy Red Powder Coated Cold Air Intake System by K&N®. Dominate the street or the track with this superior high-performance air filter designed to bump up horsepower,...$399.99
- Takeda®Momentum Sealed Stage 2 Aluminum Black Cold Air Intake SystemHonda Civic Si 2018, Momentum Sealed Stage 2 Aluminum Black Cold Air Intake System by Takeda®. Takeda has taken Cold Air Intake Systems to the next level. Instead of placing the air filter outside the engine bay, Takeda positions a...$379.00
- Takeda®Stage-2 Black Cold Air Intake SystemHonda Civic Si 2018, Stage-2 Black Cold Air Intake System by Takeda®. 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...$336.00
- Delphi®Mass Air Flow SensorHonda Civic Si 2018, Black Mass Air Flow Sensor by Delphi®. When it comes to MAF sensors, communication with the ECM is key. That’s why Delphi MAF sensors use all new parts - never remanufactured parts that could harbor debris and...Extensive coverageManufactured to meet or exceed OE requirements and testing$140.23
- Standard®Intermotor Mass Air Flow SensorHonda Civic Si 2018, Intermotor Mass Air Flow Sensor by Standard®. Make sure your engine breathes properly with our selection of top-quality replacement air intake parts. These parts are made by trusted brands that use the finest...100% new, never remanufactured, so there's no leftover debris that can cause sensor failure100% computer-tested to ensure the ECU receives accurate airflow readings under hard engine conditions, which are required to balance and deliver the correct air/fuel ratio to the engine in order to achieve clean burns$93.87
- Ackoja®Charger Air HoseHonda Civic Si 2018, Charger Air Hose by Ackoja®. ACKOJA products stand for high-quality materials and certified manufacturing processes. They also undergo strict quality controls to meet the requirements of the OEM manufacturers. They...Developed to comply with rigorous quality standardsExceptional quality at a budget-friendly price$59.11
- UAC®Cabin Air FilterHonda Civic Si Canada Built / USA Built 2018, Cabin Air Filter by UAC®. UAC’s line of filters includes Cabin Air Filter that are necessary for the proper function of an A/C System. They are produced at top tier facilities with strong...Helps maintain a desired temperature inside your carMade of durable materials$6.04
- Honda OEAir Conditioner & Heater - Blower Motor & FanHonda Civic Si 2018, Air Conditioner & Heater - Blower Motor & Fan by Honda OE. Keep your vehicle running longer and looking brand-new with factory-grade OEM Honda parts. These parts are made for your specific year, make, and model,...Genuine Honda OEM part that fits your specific vehicle perfectlyMade to factory specifications to ensure an original look and function$33.00 - $52.08
- Blox Racing®Throttle BodyHonda Civic Si 2018, Throttle Body by Blox Racing®. Make your vehicle faster and more powerful with premium-quality performance fuel system parts stocked on our website. Manufactured using the highest grade materials and the latest...High quality at an affordable priceExpertly made from premium materials$376.00
- Spectre Performance®Multi-Fit Round Tapered Air FilterMulti-Fit Round Tapered Air Filter by Spectre Performance®. This Spectre High Performance Racing (HPR) Air Filter is a white media clamp-on cone filter that can be used for a wide variety of applications. Using the included adapter...High flow filter designed to fit 3 inch, 3 1/2 inch and 4 inch tubesQuality materials used throughout including washable, oiled synthetic media, urethane, and steel mesh$31.99 - $52.99
- Takeda®Pro Dry S Round Tapered Gray Air FilterPro Dry S Round Tapered Gray Air Filter by Takeda®. The Pro DRY S is the perfect combination of performance, protection and convenience. When you want increased airflow with superior filtration, but ease of maintenance is a high...Improves airflow and engine performanceProvides superior air filtration and engine protection$68.00 - $127.00
- Injen®SuperNano-Web™ Round Straight Blue Air FilterSuperNano-Web™ Round Straight Blue Air Filter by Injen®. This air filter is a major breakthrough in air filtration technology. It features a revolutionary synthetic nanofiber filter media that increases airflow, while capturing and...Revolutionary Nanofiber filter mediaIncreases airflow$73.95 - $77.95
- aFe®Magnum Flow® Pro 5R Round Tapered Air FilterMagnum Flow® Pro 5R Round Tapered Air Filter by aFe®. This high flow Pro 5R air filters are constructed with 100% polyurethane on all sides and will out flow the stock paper filters for improved performance. Five layers of...Improves airflow for better performance and accelerationPre-oiled, washable/reusable air filter for long service life with life-time warranty$65.00 - $140.00
- aFe®Magnum Flow® Pro Dry S Round Tapered Gray Air FilterMagnum Flow® Pro Dry S Round Tapered Gray Air Filter by aFe®. This high flow Pro DRY S air filters are constructed with 100% polyurethane on all sides and will out flow the stock paper filters for improved performance. Layers of...Improves airflow for better performance and accelerationPre-oiled, washable/reusable air filter for long service life with life-time warranty$68.00 - $121.00
- Injen®Red Air FilterRed Air Filter by Injen®. This air filter is a major breakthrough in air filtration technology. It features a revolutionary synthetic nanofiber filter media that increases airflow, while capturing and holding more dirt than conventional...Revolutionary Nanofiber filter mediaIncreases airflow$66.95 - $115.95
- Spectre Performance®Round Tapered Air FilterRound Tapered Air Filter by Spectre Performance®. Spectre’s clamp-on cone universal air filter. This air filter is a great option for air intakes that use a 3 inch diameter tube, adapter or throttle body. This performance air filter...HPR air filter mediaHigh-flow washable oiled synthetic material$31.99
- aFe®Magnum Flow® Pro Dry S Oval Tapered Gray Air FilterMagnum Flow® Pro Dry S Oval Tapered Gray Air Filter by aFe®. These high flow Pro DRY S air filters are constructed with 100% polyurethane on all sides and will out flow the stock paper filters for improved performance. With three...Improves airflow for better performance and accelerationPre-oiled, washable/reusable air filter for long service life with life-time warranty$58.00 - $156.00
- aFe®Magnum Flow® Pro 5R Oval Tapered Air FilterMagnum Flow® Pro 5R Oval Tapered Air Filter by aFe®. These high flow Pro 5R air filters are constructed with 100% polyurethane on all sides and will out flow the stock paper filters for improved performance. Five layers of...Improves airflow for better performance and accelerationPre-oiled, washable/reusable air filter for long service life with life-time warranty$58.00 - $156.00
- AIRAID®Track Day® Round Tapered Air FilterTrack Day® Round Tapered Air Filter by AIRAID®. High-performance engines have enormous airflow needs, and racers are constantly looking for a little something extra that will give them an edge over the competition. AIRAID Track Day...Large horsepower and torque gains for race track useRestriction-free filter media with adequate filtration$59.99 - $129.99
- Vibrant Performance®Open Funnel Round Tapered Blue Air Filter with Chrome CapOpen Funnel Round Tapered Blue Air Filter with Chrome Cap by Vibrant Performance®. Make your engine function at its full efficiency by choosing from our comprehensive selection of top-grade performance air intake parts. Crafted by the...Designed with innovative manufacturing techniquesMade with the highest level of professionalism$27.99
