2018 Subaru Crosstrek Fuel and Emissions Systems

Essential Fuel and Emissions Systems for 2018 Subaru Crosstreks

Carquest Premium – Locking Fuel Tank Cap (Part No.10507)

Locking Fuel Tank Cap

from

$22.99
Product Features:
  • Protects your fuel from theft and vandalism
  • Protects your fuel from theft and vandalism
  • Passes all state and federal emissions tests
  • Manufactured from durable, long-life materials
  • Reduces air pollution with proper sealing and venting
  • Independently tested for emission control
See More

Carquest Premium – Locking Fuel Cap: Screw On, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10504)

Locking Fuel Cap: Screw On, Direct Fit, Provides Tight Seal, 1 Pack

from

$21.79
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.

Product Features:
  • Protects your fuel from theft and vandalism
  • Passes all state and federal emissions tests
  • Manufactured from durable, long-life materials
  • Reduces air pollution with proper sealing and venting
  • Independently tested for emission control
See More

Bosch – Oxygen Sensor: 4 Wire, 7.6" Long, Heated, Exact Fit (Part No.18075)

Oxygen Sensor: 4 Wire, 7.6" Long, Heated, Exact Fit

from

$142.99
Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor and leads the way in sensor technology and innovation. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.

Product Features:
  • Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
  • Direct Fit includes OE Connector for easy installation
  • Performance meets or exceeds OE specifications
  • True Direct-fit OE connectors and harness
See More

Bosch – Wideband Oxygen Sensor: 4 Wire, 16.54" Long, Heated, Exact Fit (Part No.18081)

Wideband Oxygen Sensor: 4 Wire, 16.54" Long, Heated, Exact Fit

from

$256.99
Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor and leads the way in sensor technology and innovation. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.

Product Features:
  • Advanced Wideband sensing element for exact air/fuel measurement
  • Robust sensor design increases sensor longevity
  • Seared protection tube due to 100% functional quality test
  • True Direct-fit
  • Pre-coated threads with anti-seize compound right out of the box
See More

Felpro – Exhaust Gas Recirculation (EGR) Valve Gasket (Part No.72963)

Exhaust Gas Recirculation (EGR) Valve Gasket

from

$5.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
See More

Carquest Premium – Fuel Cap Tester Adapter: (Part No.12410)

Fuel Cap Tester Adapter:

from

$17.79
Fuel Cap Tester Adaper for use with Stant fuel cap testers. Color coded for easy identification. Made of durable plastic.

Product Features:
  • BAR Certified adapters
  • Adapter check’s a fuel cap’s ability to hold pressure.
  • Adapters meet EPA standards for recommended fleet coverage.
  • Check adapter application chart for specific makes and models
See More

Carquest Premium – Fuel Cap Tester Adapter: (Part No.12427)

Fuel Cap Tester Adapter:

from

$34.99
Fuel Cap Tester Adaper for use with Stant fuel cap testers. Color coded for easy identification. Made of durable plastic.

Product Features:
  • BAR Certified adapters
  • Adapter check’s a fuel cap’s ability to hold pressure.
  • Adapters meet EPA standards for recommended fleet coverage.
  • Check adapter application chart for specific makes and models
See More

Felpro – Exhaust Gas Recirculation (EGR) Valve Gasket (Part No.72964)

Exhaust Gas Recirculation (EGR) Valve Gasket

from

$6.49
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
See More

Delphi – Fuel Tank Cleaning Kit (Part No.FC01)

Fuel Tank Cleaning Kit

from

$12.49
When replacing a fuel pump or module, it’s extremely important to clean the tank. Existing dirt, debris, and contamination stuck in the fuel tank can clog the brand-new strainer. Delphi’s Fuel Tank Cleaning Kit (FC01) and Tool (FC02) can help clean your fuel tank in less than five minutes. The FC01 includes a low-suds solution, cloth, and gloves that works together with the FC02 to help clean those hard to reach places without having to remove the fuel tank. Visit our Resource Center for helpful tips and tricks on fuel pumps, technologies, and more: https://www.delphiautoparts.com/usa/en-US/resource-center.

Product Features:
  • Helps avoid premature fuel pump failure
  • Lint free towel included
  • Low suds formulation
  • Removes harmful contaminants from the fuel tank
See More

DENSO – Mass Air Flow Sensor (Part No.197-6130)

Mass Air Flow Sensor

from

$177.99
DENSO’s innovated designs reduces the size and weight which allows for easy installation. Glass film coated sensing elements reduces contamination exposure and improves reliability.

Product Features:
  • OE technology adapted for the aftermarket
  • Reduces emissions, increased performance
  • Delivers the highest reliability and detection accuracy
See More

Carquest Premium – Mass Air Flow Sensor (MAF) – 100% NEW (Part No.MQ6398)

Mass Air Flow Sensor (MAF) - 100% NEW

from

$90.99
CARQUEST MAF sensors are 100% new and are produced by a certified OEM supplier that designs and manufactures new mass air flow sensors

Product Features:
  • CARQUEST MAF use all new high-quality components at the highest quality standards.
  • Manufactured with new and advanced technology to perform, fit and function at OE specifications.
  • All new product that is tested with OEM equipment to OEM standards
  • Outperforms competition when tested in extreme environmental conditions
See More

DENSO – Mass Air Flow Sensor (Part No.197-7020)

Mass Air Flow Sensor

from

$369.99
DENSO’s innovate designs reduces the size and weight which allows for easy installation. Glass film coated sensing elements reduces contamination exposure and improves reliability.
See More

Felpro – Exhaust Gas Recirculation (EGR) Valve Gasket (Part No.72780)

Exhaust Gas Recirculation (EGR) Valve Gasket

from

$21.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
See More

Felpro – Exhaust Gas Recirculation (EGR) Valve Gasket (Part No.72965)

Exhaust Gas Recirculation (EGR) Valve Gasket

from

$11.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Unsurpassed quality you can trust
  • Validated for fit, form and function
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
See More

Felpro – Exhaust Gas Recirculation (EGR) Valve Gasket (Part No.ES 73094)

Exhaust Gas Recirculation (EGR) Valve Gasket

from

$31.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
See More

Felpro – Exhaust Gas Recirculation (EGR) Valve Gasket (Part No.71218)

Exhaust Gas Recirculation (EGR) Valve Gasket

from

$4.49
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
See More

Felpro – Exhaust Gas Recirculation (EGR) Valve Gasket (Part No.73452)

Exhaust Gas Recirculation (EGR) Valve Gasket

from

$2.29
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
See More

Felpro – Exhaust Gas Recirculation (EGR) Valve Gasket (Part No.73455)

Exhaust Gas Recirculation (EGR) Valve Gasket

from

$4.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
See More

Upgrade your 2018 Subaru Crosstrek with Top-Quality Fuel and Emissions Systems

When it comes to maintaining or upgrading your 2018 Subaru Crosstrek, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Subaru or enhancing its overall performance, Fuel and Emissions Systems are key to keeping your Crosstrek functioning at its best. At Advance Auto Parts, we offer a wide selection of 27 Fuel and Emissions Systems for the 2018 Subaru Crosstrek, designed to meet your needs without breaking the bank. From Fuel Injector replacements to Fuel Tanks upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.

Affordable Prices and Wide Selection

Shopping for Fuel and Emissions Systems for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Fuel and Emissions Systems for your 2018 Subaru Crosstrek at great prices. Our Fuel and Emissions Systems inventory for this model ranges from just $2.29 to $369.99, with an average price of $43.99. Our 27 Fuel and Emissions Systems in stock come from 6 trusted brands, so you’re sure to find the right part for your 2018 Subaru Crosstrek without overspending.

Top Brands and High Customer Satisfaction

Advance Auto Parts takes pride in offering only the best brands in the automotive industry. For your 2018 Subaru Crosstrek, we stock popular OEM and aftermarket Fuel and Emissions Systems from top names like NTK Carquest Premium, and more. NTK Fuel and Emissions Systems start at just $131.99 and boast an impressive 4.6 stars average rating from customers. With 1,206 customer reviews and counting, our 2018 Subaru Crosstrek Fuel and Emissions Systems have a strong track record of reliability, ensuring you can trust your purchase.

Explore Related Parts and More

While you’re here, don’t forget to check out other essential categories that go hand in hand with Fuel and Emissions System upgrades. Explore related part types like Batteries and Chargers, Oil and Lubricants and more to make sure your 2018 Subaru Crosstrek is always ready to roll. We’re committed to providing you with everything you need to keep your Crosstrek in top shape, all in one place. Start shopping confidently below for your 2018 Subaru Crosstrek!

Best-Selling Fuel Injectors for 2018 Subaru Crosstreks

Enhance the driving experience in your Subaru with 1 quality Fuel Injector components, starting at $369.99.

DENSO – Mass Air Flow Sensor (Part No.197-7020)

Mass Air Flow Sensor

from

$369.99
DENSO’s innovate designs reduces the size and weight which allows for easy installation. Glass film coated sensing elements reduces contamination exposure and improves reliability.
See More

Most Popular 2018 Subaru Crosstrek Fuel Tanks

Customize your Subaru with 1 Fuel Tanks products like Fuel Tank Cleaning Kits, all priced under $12.49.

Delphi – Fuel Tank Cleaning Kit (Part No.FC01)

Fuel Tank Cleaning Kit

from

$12.49
When replacing a fuel pump or module, it’s extremely important to clean the tank. Existing dirt, debris, and contamination stuck in the fuel tank can clog the brand-new strainer. Delphi’s Fuel Tank Cleaning Kit (FC01) and Tool (FC02) can help clean your fuel tank in less than five minutes. The FC01 includes a low-suds solution, cloth, and gloves that works together with the FC02 to help clean those hard to reach places without having to remove the fuel tank. Visit our Resource Center for helpful tips and tricks on fuel pumps, technologies, and more: https://www.delphiautoparts.com/usa/en-US/resource-center.

Product Features:
  • Helps avoid premature fuel pump failure
  • Lint free towel included
  • Low suds formulation
  • Removes harmful contaminants from the fuel tank
See More

Top Picks for 2018 Subaru Crosstrek Oxygen Sensors

Upgrade Subaru Crosstreks with top-quality Oxygen Sensors parts, including 1 OEM and aftermarket selections for your 2018 model.

NTK – Switching Oxygen Sensor: 4 Wire, 15.75" Long, Heated, Direct Fit (Part No.24651)

Switching Oxygen Sensor: 4 Wire, 15.75" Long, Heated, Direct Fit

from

$131.99
NGK is the world’s largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle’s on-board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. Providing constant closed loop feedback to the ECU, oxygen sensors help to control the air-fuel ratio while alerting OBDII systems of possible problems with fuel delivery or catalytic converter efficiency. A ceramics company at our core, uses state-of-the art technology enabling control of the ceramic element used in our oxygen sensors from raw material to finished product. Trust The Sensor Specialist for full-line market support and OE application technology.

Product Features:
  • OEM QUALITY: is the world’s largest supplier of original equipment oxygen sensors with renowned quality that meets or exceeds OEM specifications
  • PRODUCT ENGINEERING: Based on OE expertise, but specifically engineered for the aftermarket, Oxygen Sensors offer superior OE fit, form, function
  • OE TECHNOLOGY: Upgraded to the latest OE technologies, Oxygen Sensors are designed to reduce OE failures, enhance durability and performance
  • EXTENSIVE TESTING: OE development includes vibration and thermal shock testing. Testing during manufacturing guarantees quality and reliability
  • EASY INSTALLATION: Oxygen Sensors are equipped with OE specified, water-resistant connectors and harness accessory hardware for easy installation
  • ADVANCED CERAMIC SENSOR ELEMENT: 3-stage contaminant-resistant plasma jet and deposit trap overcoat protects against element poisoning
  • ADVANTAGE: Superior dual-coated platinum interface and thinner ceramic element produces fastest light off and response times with best durability
See More

In-Demand Gas Caps for 2018 Subaru Crosstreks

Select from 13 premium Gas Caps parts for your 2018 Subaru Crosstrek, with prices ranging from $7.99 to $24.99.

Carquest Premium – Keyed Alike Locking Fuel Cap (Part No.17591)

Keyed Alike Locking Fuel Cap

from

$11.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.

Product Features:
  • Passes all state and federal emissions tests
  • Independently tested for emission control
  • Independently tested for emission control
  • Protects your fuel from theft and vandalism
  • Reduces air pollution with proper sealing and venting
  • Manufactured from durable, long-life materials
See More

Carquest Premium – Fuel Cap: Round, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10837)

Fuel Cap: Round, Direct Fit, Provides Tight Seal, 1 Pack

from

$14.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.

Product Features:
  • Passes all state and federal emissions tests
  • Manufactured from durable, long-life materials
  • Reduces air pollution with proper sealing and venting
  • Independently tested for emission control
See More

Carquest Premium – Non-Locking Fuel Tank Cap (Part No.10834)

Non-Locking Fuel Tank Cap

from

$15.49
Product Features:
  • Reduces air pollution with proper sealing and venting
  • Manufactured from durable, long-life materials
  • Reduces air pollution with proper sealing and venting
  • Independently tested for emission control
See More

Carquest Premium – Gas Cap: Twist On, Reduces Air Pollution, 1 Pack (Part No.10817)

Gas Cap: Twist On, Reduces Air Pollution, 1 Pack

from

$15.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.

Product Features:
  • Passes all state and federal emissions tests
  • Manufactured from durable, long-life materials
  • Reduces air pollution with proper sealing and venting
  • Independently tested for emission control
See More

Carquest Premium – Locking Fuel Tank Cap (Part No.10501)

Locking Fuel Tank Cap

from

$24.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.

Product Features:
  • Protects your fuel from theft and vandalism
  • Protects your fuel from theft and vandalism
  • Passes all state and federal emissions tests
  • Manufactured from durable, long-life materials
  • Reduces air pollution with proper sealing and venting
  • Independently tested for emission control
See More

Carquest Premium – Non-Locking Fuel Tank Cap (Part No.10819)

Non-Locking Fuel Tank Cap

from

$16.99
Product Features:
  • Passes all state and federal emissions tests
  • Passes all state and federal emissions tests
  • Manufactured from durable, long-life materials
  • Reduces air pollution with proper sealing and venting
  • Independently tested for emission control
See More

Carquest Premium – Locking Fuel Tank Cap (Part No.10591)

Locking Fuel Tank Cap

from

$23.99
Product Features:
  • Protects your fuel from theft and vandalism
  • Protects your fuel from theft and vandalism
  • Passes all state and federal emissions tests
  • Manufactured from durable, long-life materials
  • Reduces air pollution with proper sealing and venting
  • Independently tested for emission control
See More

Carquest Premium – Locking Fuel Cap: Screw On, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10504)

Locking Fuel Cap: Screw On, Direct Fit, Provides Tight Seal, 1 Pack

from

$21.79
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.

Product Features:
  • Protects your fuel from theft and vandalism
  • Passes all state and federal emissions tests
  • Manufactured from durable, long-life materials
  • Reduces air pollution with proper sealing and venting
  • Independently tested for emission control
See More

Carquest Premium – Locking Fuel Tank Cap (Part No.10507)

Locking Fuel Tank Cap

from

$22.99
Product Features:
  • Protects your fuel from theft and vandalism
  • Protects your fuel from theft and vandalism
  • Passes all state and federal emissions tests
  • Manufactured from durable, long-life materials
  • Reduces air pollution with proper sealing and venting
  • Independently tested for emission control
See More

Carquest Premium – Keyed Alike Locking Fuel Cap (Part No.17504)

Keyed Alike Locking Fuel Cap

from

$7.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.

Product Features:
  • Passes all state and federal emissions tests
  • Independently tested for emission control
  • Independently tested for emission control
  • Protects your fuel from theft and vandalism
  • Reduces air pollution with proper sealing and venting
  • Manufactured from durable, long-life materials
See More

Motorad – Non-Locking Tethered Fuel Tank Cap (Part No.MGC817T)

Non-Locking Tethered Fuel Tank Cap

from

$24.29
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.

Product Features:
  • Come pre-assembled for quick and easy installation.
  • Several fastener options to work with any fuel cap compartment configuration
  • Fits vehicles orginally equipped with tether
  • Reduces air pollution with proper sealing and venting
  • Manufactured from durable, long-life materials
See More

Carquest Premium – Keyed Alike Locking Fuel Cap (Part No.17507)

Keyed Alike Locking Fuel Cap

from

$11.79
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.

Product Features:
  • Passes all state and federal emissions tests
  • Independently tested for emission control
  • Independently tested for emission control
  • Protects your fuel from theft and vandalism
  • Reduces air pollution with proper sealing and venting
  • Manufactured from durable, long-life materials
See More

Carquest Premium – Keyed Alike Locking Fuel Cap (Part No.17505)

Keyed Alike Locking Fuel Cap

from

$10.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.

Product Features:
  • Passes all state and federal emissions tests
  • Independently tested for emission control
  • Independently tested for emission control
  • Protects your fuel from theft and vandalism
  • Reduces air pollution with proper sealing and venting
  • Manufactured from durable, long-life materials
See More

Most Sold 2018 Subaru Crosstrek Fuel Pumps

Explore our best-selling Subaru parts for the 2018 Crosstrek among 2 OEM and aftermarket options starting from $17.79.

Carquest Premium – Fuel Cap Tester Adapter: (Part No.12427)

Fuel Cap Tester Adapter:

from

$34.99
Fuel Cap Tester Adaper for use with Stant fuel cap testers. Color coded for easy identification. Made of durable plastic.

Product Features:
  • BAR Certified adapters
  • Adapter check’s a fuel cap’s ability to hold pressure.
  • Adapters meet EPA standards for recommended fleet coverage.
  • Check adapter application chart for specific makes and models
See More

Carquest Premium – Fuel Cap Tester Adapter: (Part No.12410)

Fuel Cap Tester Adapter:

from

$17.79
Fuel Cap Tester Adaper for use with Stant fuel cap testers. Color coded for easy identification. Made of durable plastic.

Product Features:
  • BAR Certified adapters
  • Adapter check’s a fuel cap’s ability to hold pressure.
  • Adapters meet EPA standards for recommended fleet coverage.
  • Check adapter application chart for specific makes and models
See More

Top-Rated Fuel and Emissions Systems Brands For Your 2018 Subaru Crosstrek

Shop for the best-rated brands offering Fuel and Emissions Systems and other products for your 2018 Subaru Crosstreks. Below you’ll find some of our best rated Fuel and Emissions Systems from NTK and Carquest Premium, and more. Fuel and Emissions Systems from these brands that fit a 2018 Crosstrek start at just $11.99 and are rated as high as 4.6 stars. OEM and aftermarket Fuel and Emissions Systems don’t get more top quality, durable, and affordable than from the brands below.

Popular NTK 2018 Subaru Crosstrek Fuel and Emissions Systems

When it comes to maintaining or upgrading your 2018 Subaru Crosstrek, using quality Fuel and Emissions Systems is essential to ensure durability and a perfect fit. NTK ticks all of those boxes. We offer a wide selection of NTK Fuel and Emissions Systems, specifically designed for the 2018 Subaru Crosstrek. With over 1 NTK brand Fuel and Emissions Systems in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $131.99. Plus, with over 1 customer reviews and an average rating of 4.6 stars, you can trust that our NTK Fuel and Emissions Systems will get the job done right. Choose Advance Auto Parts for reliability, quality, and expert-approved parts that keep your vehicle running strong.
Switching Oxygen Sensor: 4 Wire, 15.75" Long, Heated, Direct Fit
from $131.99
(1)
Switching Oxygen Sensor: 4 Wire, 15.75" Long, Heated, Direct Fit
“Appears to work just fine. Installed myself on my 2012 Subaru Forester. Easy access from underneath the vehicle. 7/8″ wrench is all that is needed. Do”

Popular Carquest Premium 2018 Subaru Crosstrek Fuel and Emissions Systems

Carquest Premium auto parts is one of the highest quality Fuel and Emissions System brands in the market. Any 2018 Subaru Crosstrek owner should feel confident when installing genuine Carquest Premium parts in their vehicle. To ensure the best fit and performance for your 2018 Crosstrek, Advance Auto Parts carries a full inventory of 3 Carquest Premium Fuel and Emissions Systems. Plus you will be keeping your Subaru in peak condition while saving money because prices on these Carquest Premium Fuel and Emissions Systems range from $11.99 to $15.49, plus, with more than 182 customer reviews and an impressive 4.4 stars average rating, you can be confident the Fram Fuel and Emissions Systems below will deliver on both quality and value.
Keyed Alike Locking Fuel Cap
from $11.99
(3)
Keyed Alike Locking Fuel Cap
“Worked fine”
Non-Locking Fuel Tank Cap
from $15.49
(142)
Non-Locking Fuel Tank Cap
“Good”

FAQs for 2018 Subaru Crosstrek Fuel and Emissions Systems

Which Fuel and Emissions Systems are best-sellers for 2018 Subaru Crosstreks?

Out of 27 Fuel and Emissions Systems that fit 2018 Subaru Crosstreks, the following parts are the top sellers:

What’s the price range for 2018 Subaru Crosstrek Fuel and Emissions Systems?

Fuel and Emissions System prices for the 2018 Subaru Crosstrek start at $2.29 and go up to $369.99 for the most premium parts.

What’s the average price of a Fuel and Emissions System for a 2018 Subaru Crosstrek?

The average price for Fuel and Emissions Systems for the 2018 Subaru Crosstrek is $43.99. Keep in mind the variety of part types within our Fuel and Emissions System category so you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Fuel and Emissions Systems for other Subaru Crosstrek model years?

Yes, we currently carry Fuel and Emissions Systems for 8 model years of Subaru Crosstreks between 2016 and 2025. Fuel and Emissions Systems are bought most frequently for the following model years: 2023, 2022, 2021, 2020, 2019, 2017, 2016, 2024, and 2025.

What are the cheapest Fuel and Emissions Systems for my 2018 Subaru Crosstrek?

The cheapest 2018 Subaru Crosstrek Fuel and Emissions Systems we carry in stock are:

What are the top-rated Fuel and Emissions Systems that fit the 2018 Subaru Crosstrek?

Out of 1,206 reviews by customers, our 2018 Subaru Crosstrek Fuel and Emissions Systems have an average customer rating of . These are some of the highest-rated Fuel and Emissions System types for the 2018 Subaru Crosstrek and their top-rated products:

What types of Fuel and Emissions Systems do you sell for my 2018 Subaru Crosstrek?

As of 11/2/25, these are some of the most in-demand types of Fuel and Emissions Systems for a 2018 Subaru Crosstrek:

Can I get help with 2018 Subaru Crosstrek Fuel and Emissions System orders?

Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about Subaru Fuel and Emissions Systems and more.

What is your return policy for Subaru Crosstrek Fuel and Emissions Systems?

Advance Auto Parts keeps returns simple. For new Subaru Crosstrek Fuel and Emissions Systems and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.