BMW Z4 Fuel and Emissions Systems

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Essential BMW Z4 Fuel and Emissions Systems

Carquest Premium – Vapor Canister Purge Solenoid: Includes Mounting Hardware (Part No.CPC2091)

Vapor Canister Purge Solenoid: Includes Mounting Hardware

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$86.99
Maximize your vehicle’s efficiency and emissions control with Carquest Vapor Canister Purge Solenoids. Engineered for precision, these solenoids seamlessly regulate the flow of fuel vapors from the Vapor Canister to the engine for cleaner combustion, reducing harmful emissions. Built to meet and/or exceed OEM standards, Carquest Purge Solenoids offer reliable functionality, long-lasting durability, and easy installation.

Product Features:
  • Enhances overall engine performance by providing proper vapor flow to maintain correct air-fuel mixture.
  • Helps reduce harmful emissions and ensures compliance with environmental regulations by controlling the release of fuel vapors into the engine
  • Ensures precise operation with electromagnetic principles to control the flow of fuel vapors from the carbon canister to the engine
  • Manufactured from high quality engineered materials, resistant to fuel vapors and extreme temperatures, ensuring long lasting performance
  • Meets or exceeds all OEM specifications
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Felpro – Fuel Injection Throttle Body Mounting Gasket (Part No.61902)

Fuel Injection Throttle Body Mounting Gasket

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$9.99
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
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Felpro – Vacuum Pump Gasket (Part No.73671)

Vacuum Pump Gasket

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$4.99
Vacuum Pump Gasket

Carquest Premium – Diverter Valve Gasket (Part No.ECA2998)

Diverter Valve Gasket

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$12.49
The Secondary Air Injection system is an emission control device designed to pump fresh air into the engines exhaust system to reduce harmful emissions typically during cold engine warm-up. The diverter valve is a gate that allows oxygen into the exhaust but prevents exhaust from backing up into the air pump system.

Product Features:
  • Application matched component to ensure the system can be returned to like new condition.
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
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Carquest Premium – Fuel Cap Tester Adapter: (Part No.12426)

Fuel Cap Tester Adapter:

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$11.79
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
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Delphi – Direct Injection High Pressure Fuel Pump: Without Gasket/Seal or Wiring Harness (Part No.HM10017)

Direct Injection High Pressure Fuel Pump: Without Gasket/Seal or Wiring Harness

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$1171.99
Demand for Gasoline Direct injection (GDi) technology globally is expected to grow in excess of 10 percent annually through 2026. Delphi uses the latest generation of OE technology for our GDi, and our GDi service program includes the OE parts, tools and know-how to service this fast-growing, high-performance technology. Delphi is a leading Tier 1 supplier of GDi systems to global OEMs. We offer multiple GDi specific training classes, a technician support hotline staffed by ASE certified technicians, and a full line of GDi high-pressure fuel pumps. Learn more about our training programs and tech hotline at 1-877-463-3574.

Product Features:
  • Capable of delivering fuel at high pressures that can range from 2,000 to 2,800 PSI
  • Mechanically driven high fuel flow pump enables rail pressure build up quickly for fast start times
  • Fuel delivered directly into the engine combustion chamber for increased horsepower and fuel economy
  • Meets OE specifications
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Bosch – High Pressure Sensor (Part No.0261545071)

High Pressure Sensor

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$89.99
Bosch OE quality pressure sensors for accurate measurements with high durability, fast response time and wide measuring range

Product Features:
  • Bosch OE quality pressure sensors for accurate measurements
  • Bosch OE quality pressure sensors for long term stability
  • Bosch OE quality pressure sensors with a short response time
  • Bosch OE quality pressure sensors with improved media resistance
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Dorman – Help – Positive Crankcase Ventilation System Oil Separator (Part No.46103)

Positive Crankcase Ventilation System Oil Separator

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$115.99
This engine crankcase breather hose check valve is designed to match the fit and function of the original valve on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this engine crankcase breather hose check valve is designed to match the fit and function of the original valve on specified vehicles
  • Restores functionality – this valve is made to fit and fully restore part functionality after the original valve fails
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Carquest Premium – Multi-Purpose Relay (Part No.RAA1834)

Multi-Purpose Relay

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$36.99
Relays are electrical switches used to convert a small electrical load into a circuit capable of handling a high amperage load. Computers and small switches are not designed to carry the higher amperage requirement of a circuit that may have an electric motor, solenoid, or high amperage lighting fixture. Within a relay are contacts that are controlled with electromagnetism, when the circuit switch commands the device on or off, magnetism will pull or release the contact arm closing or opening the contacts within the relay that carry the voltage.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
  • Computer-Aided Design (CAD), laser scanning and 3D printing – utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) – in the part design process ensures speed-to-market and a precise fit guaranteed.
  • Where applicable, robust circuit board design increases durability due to heat, shock, and random electro-magnetic pulses (EMP) and power spikes.
  • Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
  • 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
  • 100% end-of-line tested to ensure accurate signal output providing product reliability, every time.
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Rein – Breather Hose (Part No.ABV0123)

Breather Hose

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$32.99
Rein Automotive OE quality breather hoses fit European vehicles the way the original manufacturer intended. Designed to be direct replacements for OE hoses, Rein hoses are identical to the OEM.

Product Features:
  • Matches original equipment design specifications.
  • Manufactured with high quality materials.
  • Direct fit for easy installation.
  • Resistant to heat, salt, road debris, oil and other contaminants.
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NTK – Wideband Oxygen Sensor: Air-Fuel Ratio 4 Wire, 11.8" Long, Heated, Direct Fit (Part No.24364)

Wideband Oxygen Sensor: Air-Fuel Ratio 4 Wire, 11.8" Long, Heated, Direct Fit

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$164.99
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. While conventional switching oxygen sensors only switch rich or lean, wideband oxygen (or Air-Fuel Ratio) sensors produce a linear output signal that allows the ECU determine exactly how rich or lean an engine is running and make continuous and precise adjustments of the air-fuel mixture to stay closest to stoichiometric, providing the best possible combustion and fewest emissions. A ceramics company at our core, uses state-of-the art technology enabling complete control of the ceramics used in our wideband 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
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Carquest Premium – Idle Air Control Valve (Part No.ABC3727)

Idle Air Control Valve

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$213.99
Carquest Premium idle air control valves are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Idle air control valves, or sometimes known as idle air motors, are used to maintain the engine speed at idle by precisely adjusting the amount of air allowed to enter the intake. Our Carquest Premium idle air control (IAC) valves are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Carquest Premium idle air control valves undergo extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium idle air control valves are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • Precision engineering and robust design to withstand harsh under hood environment
  • Gaskets or seals are included if required for installation
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
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APA/URO Parts – Intake Manifold Actu (Part No.B1205466802APA)

Intake Manifold Actu

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$291.92
Intake Manifold Actu

Carquest Premium – Evaporative Emissions System Leak Detection Pump (Part No.VDC1019)

Evaporative Emissions System Leak Detection Pump

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$113.99
Keep your EVAP system in check and ensure top-tier emissions control with Carquest’s high-performance Leak Detection Pumps. Built for accuracy and durability, these Leak Detection Pumps offer reliable performance, compliance with strict emission standards, and simple, direct fit installation. For dependable, eco-friendly performance, trust Carquest Leak Detection Pumps to protect your vehicle and the environment.

Product Features:
  • The pump plays a critical role in identifying leaks in the EVAP system, preventing harmful fuel vapors from escaping into the atmosphere
  • Designed to create precise vacuum, ensuring accurate identification of leaks for enhanced vehicle performance
  • Equipped with integrated sensors that continuously monitor pressure levels, allowing for immediate detection of any leaks or malfunctions
  • Meets or exceeds all OEM specifications
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Carquest Premium – New Map Sensor (Part No.ECC1366)

New Map Sensor

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$109.99
CARQUEST MAP sensors are manufactured with critical OEM components to ensure that your engine runs efficiently to reach the best gas mileage on your vehicle.

Product Features:
  • CARQUEST MAP sensors connectors are exact OE fit to ensure the proper vacuum is maintained to prevent power loss and to minimize internal contamination.
  • CARQUEST MAP sensors utilize high temperature resistant seals. Damaged seals can directly impact the vehicles fuel-to-air ratio, making it less fuel efficient.
  • CARQUEST MAP sensors are 100% individually tested for all product functionalities including proper vacuum seal and electrical output.
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Carquest Premium – Fuel Injector Seal Kit (Part No.AS017)

Fuel Injector Seal Kit

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$3.99
CARQUEST fuel injector seal kits include the necessary O-rings and seals to properly reseal the injector, which is a recommended practice any time the injector is removed. Includes hard to find or previously dealer-only components.

Product Features:
  • Premium OE quality materials
  • Services one injector
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Bosch – Wideband Oxygen Sensor: 5 Wire, 35.24" Long, Heated, Exact Fit (Part No.17099)

Wideband Oxygen Sensor: 5 Wire, 35.24" Long, Heated, Exact Fit

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$194.99
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
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Dorman – Mechanical Vacuum Pump (Part No.904-840)

Mechanical Vacuum Pump

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$621.99
This vacuum pump matches the fit and function of the original equipment pump. Made of durable materials for reliable service, this replacement pump is built to ensure reliable operation of vacuum-operated vehicle functions.

Product Features:
  • Ideal replacement – this vacuum pump matches the fit and function of the original equipment pump to restore operation of vacuum-operated functions
  • Durable construction – this vacuum pump is made of quality materials to ensure reliable performance and a long service life
  • Cost-effective solution – offers original equipment performance at competitive price
  • Quality tested – this part has undergone try-on testing to ensure a quality fit
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Carquest Premium – Remanufactured Multi Port Fuel Injector (Part No.A212-1995)

Remanufactured Multi Port Fuel Injector

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$76.99
The CARQUEST line of remanufactured OEM fuel injectors are remanufactured using a proven 15 step process at a state-of-the-art remanufacturing facility in the USA Injectors are thoroughly tested under multiple operating conditions to ensure each injector meets or exceeds OE specifications for flow rate, spray pattern, coil resistance, form, fit and function.

Product Features:
  • Each unit is 100% tested to OE specifications
  • Includes new O-rings and seals made of premium OE quality materials
  • Includes application specific technical bulletin, where applicable
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Carquest Premium – Fuel Injection Pressure Sensor (Part No.FPA1061)

Fuel Injection Pressure Sensor

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$132.99
Pressure sensors are used within several operating systems on the vehicle. Subjects in this category measure the pressure of both liquid and air to include air in a positive pressure and negative pressure range. Pressure sensors report out as the result of an electrical device called a strain gauge which produces an analog or digital signal output dependent on the needs of the circuit. Pressures may be very low such as barometric pressure, or extremely high such as in a high-pressure fuel injection system.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
  • Computer-Aided Design (CAD), laser scanning and 3D printing – utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) – in the part design process ensures speed-to-market and a precise fit guaranteed.
  • Robust circuit board design increases durability due to heat, shock, and random electro-magnetic pulses (EMP) and power spikes.
  • Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
  • 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
  • 100% end-of-line tested to ensure accurate signal output providing product reliability, every time.
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Delphi – Fuel Tank Cleaning Kit (Part No.FC01)

Fuel Tank Cleaning Kit

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$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
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Carquest Premium – Reman Multi Port Fuel Injector – 6 Pack (Part No.A212-2385-6PK)

Reman Multi Port Fuel Injector - 6 Pack

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$499.99
The Carquest line of remanufactured OEM fuel injectors are remanufactured using a proven 15 step process at a state-of-the-art remanufacturing facility in the USA. Injectors are thoroughly tested under multiple operating conditions to ensure each injector meets or exceeds OE specifications for flow rate, spray pattern, coil resistance, form, fit and function.

Product Features:
  • Includes six premium fuel injectors
  • Each unit is 100% tested to OE specifications
  • Includes new o-rings and seals made of premium OE quality materials
  • Includes application specific technical bulletin, where applicable
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Carquest Premium – Secondary Air Injection Control Valve (Part No.EGA1534)

Secondary Air Injection Control Valve

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$68.99
The Secondary Air Injection system is an emission control device designed to pump fresh air into the engine exhaust system to reduce harmful emissions. The control valve directs the air flow in the system based on ambient temperature conditions and engine operating conditions.

Product Features:
  • Application matched component to ensure the system can be returned to like new condition.
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
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Bosch – Mass Air Flow (MAF) Sensor (Part No.0280218062)

Mass Air Flow (MAF) Sensor

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$171.99
Bosch is the actual OE manufacture, plus or minus 5% deviation from OE specification can set a check engine light

Product Features:
  • OE Technology provides the correct function and calibration to ensure trouble-free operation and emission compliance.
  • 100% new product
  • Not re-manufactured or rebuilt
  • Sensor and housing are calibrated and sold together ensuring precise sensor reading and optimal engine performance
  • Guaranteed to match vehicle requirements for performance, drivability, fuel economy and emissions
  • Can provide up to 20 percent better fuel consumption
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Carquest Premium – Ambient Air Temperature Sensor (Part No.WTA1098)

Ambient Air Temperature Sensor

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$44.99
The temperature of various systems must be reported to the engine control module (ECM) as well as other operating system controllers in the vehicle. Coolant temperature, cabin temperature, exhaust temperature and ambient temperature are just a few systems reported by a temperature sensor. The temperature sensor is fed 5 volts by the systems computer, within the sensor housing will be a thermistor, or dropping resistor whose resistance value will change as the temperature surrounding it changes. Changing resistance in the circuit will change the volt signal at the processor indicating the current operating value.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
  • 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
  • 100% end-of-line tested to ensure accurate signal output providing product reliability, every time.
  • Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
  • Lead frame terminal size and location determined using image dimension measuring system or 3D laser scanner.
  • Application matched components ensures system operation in like new condition.
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Helping You Find the Right Fuel and Emissions Systems for Your BMW Z4

You love your Z4. So we’ve made it easier than ever to help you find BMW Z4 Fuel and Emissions Systems in our online catalog. Our inventory holds 115 aftermarket and OEM Fuel and Emissions Systems for your BMW Z4, ranging from $3.99 to $1,171.99.

We offer parts from 12 brands trusted to make quality Fuel and Emissions Systems for your BMW Z4. Before you buy, take some time to read through customer reviews. We currently have 6,238 reviews of BMW Z4 Fuel and Emissions Systems from previous customers. Some of the top rated parts include Switching Oxygen Sensor: 4 Wire, 11.5" Long, Heated, Direct Fit with 5.0 stars and Cap-Fuel with 4.5 stars.

Find your Z4 Fuel and Emissions Systems here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your BMW Z4 part to confirm it’s just right? You can find your nearest Advance Auto Parts store and confirm they have the part in stock before heading over.

Top Fuel and Emissions Systems Brands for Your BMW Z4

Our inventory holds Fuel and Emissions Systems for your BMW Z4 from 12 trusted brands. You’ll find OEM and aftermarket parts from brands like Bosch, Carquest Premium, and Delphi, all of which can keep that BMW happy.
We have Delphi parts available for your BMW Z4 in categories like Fuel Injectors. Some of the top-rated Delphi parts in these categories are:
Mass Air Flow Sensor
from $151.99
(1)
Mass Air Flow Sensor
Air Flow Meters and Mass Air

Top-Rated Bosch Fuel and Emissions Systems

Leading Bosch Fuel and Emissions Systems

We carry Bosch brand parts for your BMW Z4 across several catalog categories, including Oxygen Sensors. Some of our most reviewed Bosch parts include:

FAQs for BMW Z4 Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the BMW Z4?

Out of 115 Fuel and Emissions Systems for the BMW Z4, the most popular in our inventory are:
Non-Locking Fuel Tank Cap
from $40.99
(36)
Non-Locking Fuel Tank Cap
Gas Caps
Fuel Tank Cleaning Kit
from $12.49
This product is not rated
Fuel Tank Cleaning Kit
Fuel Tank Cleaning Kits
Fuel Injector Seal Kit
from $3.99
This product is not rated
Fuel Injector Seal Kit
Fuel Injector O-Ring Kits

What are the top-rated BMW Z4 Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your BMW Z4 based on customer reviews/ratings are:
Switching Oxygen Sensor: 4 Wire, 11.5" Long, Heated, Direct Fit
from $92.99
(2)
Switching Oxygen Sensor: 4 Wire, 11.5" Long, Heated, Direct Fit
“Installed two in a 200 528i BMW in pre-cat application. Remove and Replace took 15 minutes for each sensor. Copper anti-seize paste was included in ”
Cap-Fuel
from $37.99
(2)
Cap-Fuel
“For 2002 bmw 325i this gas cap is excellent quality and comes with the strap to hang it on fuel door excellent loved it”
Oxygen Sensor: 4 Wire, 24.02" Long, Heated, Universal
from $111.99
(2)
Oxygen Sensor: 4 Wire, 24.02" Long, Heated, Universal
“Great price”