2003 BMW 540i Fuel and Emissions Systems

Essential 2003 BMW 540i Fuel and Emissions Systems

Carquest Premium – Remanufactured Fuel Injector (Part No.A212-1405)

Remanufactured Fuel Injector

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$39.99
CARQUEST’S line of remanufactured OEM fuel injectors are remanufactured using a proven 15 step process at a state-of-the-art remanufacturing facility in the U.S.A. Each injector is 100% 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. Each injector includes new external seals and O-rings.

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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Vemo – Relay (Part No.P2020309952VMO)

Relay

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$26.12
The Vemo Relay is an ideal high quality aftermarket replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Premium aftermarket replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications
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MAHLE Original – O-RING (Part No.72015)

O-RING

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$0.81
MAHLE gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:
  • All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
  • MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
  • MAHLE gaskets is the leader in Domestic, Asian and European applications
  • The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package
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Carquest Premium – Evaporative Emissions System Leak Detection Pump (Part No.VDE1032)

Evaporative Emissions System Leak Detection Pump

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$292.99
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Carquest Premium – Fuel Pump Module Assembly HS1284788: Fuel Pump, Sending Unit, Wiring Harness and Strainer (Part No.HS1284788)

Fuel Pump Module Assembly HS1284788: Fuel Pump, Sending Unit, Wiring Harness and Strainer

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$141.99
Carquest Premium fuel pump modules and assemblies are built to meet or exceed Original Equipment (OE) specifications for fit, form and function. We have invested in industry-leading quality improvements like upgraded turbine impellers and 100% carbon commutators to deliver greater reliability. Carquest Premium fuel pump modules are supplied with the pump strainer and gaskets or seals when required for the application. Carquest Premium fuel pump modules are engineered with superior quality components to provide the longest life and reliable performance.

Product Features:
  • Meets or exceeds OE specifications for fit, form and function
  • 100% carbon commutators provide resistance to aggressive fuels and double the life expectancy of the pump
  • OE upgraded turbine impellers greatly reduce fuel pulsation
  • All fuel pumps are 100% performance tested
  • Includes installation gaskets or seals where applicable
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Carquest Premium – Vapor Canister Purge Solenoid (Part No.CPC1093)

Vapor Canister Purge Solenoid

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$106.99
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Pierburg – Secondary Air Pump (Part No.B6010146974APG)

Secondary Air Pump

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$468.12
Pierburg a global supplier to European automakers manufactures an OE-equivalent direct fit Air Pump that maintains the quality and performance of the Original Equipment it replaces. Pierburg designed a modular system of brackets, and vibration absorbing elements to ensure that the secondary air pump does not interact with its mounting location.

Product Features:
  • OE design
  • Low noise
  • Long working life
  • High thermal and mechanical resistance
  • Sealed bearing design
  • Housing sealed to protect against contamination
  • High output DC motor
  • Exact OE Body and engine mounting
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Carquest Premium – Diverter Valve (Part No.ECC2347)

Diverter Valve

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$126.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Bosch – Oxygen Sensor: 4 Wire, 55.91" Long, Heated, Exact Fit (Part No.13108)

Oxygen Sensor: 4 Wire, 55.91" Long, Heated, Exact Fit

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$80.99
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 advancements. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.  Bosch oxygen sensors deliver exceptional OE level reliability, performance and durability, further improving service life of the product. 

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
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Pierburg – Air Inject Check Val (Part No.B7040269654APG)

Air Inject Check Val

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$41.94
Air Inject Check Val

APA/URO Parts – Vapor Canister Gromm (Part No.B7085566156APA)

Vapor Canister Gromm

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$6.81
Vapor Canister Gromm

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

Fuel Tank Cleaning Kit

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$12.49
To perform a complete fuel pump replacement, clean the tank every time. Order the Delphi Fuel Tank Cleaning Kit (Part FC01). Remember, the original pump went into a clean fuel tank, to ensure the same level of performance, the new pump should too. 100 ye

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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Bosch – Bosch Oxygen Sensor (Part No.C501061266BOS)

Bosch Oxygen Sensor

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$103.97
The Bosch oxygen sensor utilizes a mix of zirconium and yttrium oxides and other elements to form a tough base that withstands the intense stress to which oxygen sensors are subjected. Each element is incredibly strong for best-in-class performance and maximum service life.

Product Features:
  • OE-Equivalent.
  • Direct fit for easy installation.
  • OE Style connectors and wire lengths.
  • Base ceramic probe of Zirconium and Yttrium.
  • Patented Platinum Power Grid.
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Bosch – Fuel Pressure Regulator O-Ring (Part No.C3002290581BOS)

Fuel Pressure Regulator O-Ring

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$4.63
Bosch is one of the largest global suppliers of automotive products, developing, manufacturing and supplying precision OE components and systems to vehicle manufacturers and the automotive aftermarket. 5mm x 1.5mm
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APA/URO Parts – Ambient Temp Sensor (Part No.P4025743812APA)

Ambient Temp Sensor

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$40.46
Ambient Temp Sensor

Bosch – Mass Air Flow (MAF) Sensor (Part No.0280217814)

Mass Air Flow (MAF) Sensor

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$188.99
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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ACDelco – Fuel Injector Fuel Feed and Return Pipe O-Ring Kit with Seals with 2 O-Rings (Part No.217-3414)

Fuel Injector Fuel Feed and Return Pipe O-Ring Kit with Seals with 2 O-Rings

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$10.29
The ACDelco Professional Fuel Injector Seal Kit contains high quality aftermarket replacement components for one or more of the following vehicle systems: ignition, and/or engine fuel management. This premium aftermarket kit contains components that are manufactured to meet or exceed your expectations for fit, form, and function.

Product Features:
  • Professional, premium aftermarket replacement
  • Provides the performance and dependability you expect from ACDelco
  • Manufactured to meet expectations for fit, form, and function
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Pierburg – Pierburg Fuel Pressure Regulator (Part No.C3000250032APG)

Pierburg Fuel Pressure Regulator

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$81.17
The Pierburg Fuel Pressure Regulator is a high quality Original Equipment replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Corrosion resistant housing material
  • Premium diaphragm materials for longer service life
  • Internal precision components maintain stable fuel pressure and ensure adequate fuel return
  • Meets or exceeds OEM specifications
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Bosch – Air Mass Meter (Part No.B3130139859BOS)

Air Mass Meter

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$264.48
Bosch air mass sensors are built to exacting specifications as required for such a sensitive measuring device. Through a precise manufacturing process, the correct type and thickness of platinum wire or thick film ceramic measuring elements are selected and accurately calibrated to provide optimum performance.

Product Features:
  • OEM Quality Direct fit Application
  • Measurement of air mass (gas mass) through-flow per unit of time, independent of density and temperature
  • Extensive measuring range
  • Highly sensitive, particularly for small changes in flow rate
  • Wear-free since there are no moving parts
  • Insensitive to dirt and contamination
  • Utilizes the factory style mounts, connectors and fittings
  • Provides exceptional reliability
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Dorman – Air Injection Pump Bushing (Part No.911-901)

Air Injection Pump Bushing

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$22.99
This secondary air injection pump mount is designed to match the fit and function of the original mount on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this secondary air injection pump mount is designed to match the fit and function of the original mount on specified vehicles
  • Restores functionality – reliable replacement for an original cover that has failed due to corrosion
  • 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 – Diverter Valve Gasket (Part No.ECA2998)

Diverter Valve Gasket

from

$12.49
Diverter Valve Gasket

Dorman – Evaporative Emissions Canister Vent Valve (Part No.911-419)

Evaporative Emissions Canister Vent Valve

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$69.99
A malfunctioning vapor canister vent solenoid can cause the engine light to come on. This vapor canister vent solenoid is engineered of quality materials for durability to ensure proper operation of the vehicle’s evaporative emissions system.

Product Features:
  • Direct replacement – this vapor canister vent solenoid fits and performs like original equipment with simple plug-and-play installation
  • Quality construction – manufactured from premium materials for a long service life
  • Excellent value – original equipment function at a lower price
  • Quality tested – has undergone simulation and endurance testing to ensure proper fit and performance
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Carquest Premium – Air Charge Temperature Sensor (Part No.WTA1244)

Air Charge Temperature Sensor

from

$37.99
CARQUEST premium engine management products provide the right automatic transmission speed sensor for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions. Designed to meet OE quali

Product Features:
  • Lifecycle tested to meet or exceed OE specifications
  • Direct OE replacement
  • High strength thermoplastic is resistant to shock, temperature and chemicals. Also protects internal components from moisture and contaminants.
  • Global coverage for import and/or domestic applications.
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aFe POWER – Sprint Booster (Part No.77-16304)

Sprint Booster

from

$297.99
Silver Bullet throttle body spacers create turbulence in the air flow at the point just prior entry into the engine increasing horsepower, torque and improving throttle response and fuel efficiency. Silver Bullet throttle body spacers are constructed out of durable T-6061 billet aluminum and using a unique serrated/helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix only throttle spacers.

Product Features:
  • Reduces Throttle Response Time
  • Improves Acceleration
  • Easy To Install
  • Does Not Affect The Vehicles Electronic System
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Rein – Cap-Fuel (Part No.CPF0031)

Cap-Fuel

from

$34.99
Rein OE Quality Fuel Cap
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Pierburg – Electric Fuel Pump (Part No.E300065558APG)

Electric Fuel Pump

from

$409.38
PIERBURG Fuel Pumps excel through their highly developed technology, optimum pumping characteristics when hot, and their low noise level. For over 80 years PIERBURG has been a leading manufacturer of fuel pumps for European vehicles

Product Features:
  • Made in Europe – 100% from OE factories and thus OE Standard
  • Optimal hot fuel supply properties and low noise level
  • Online Service and Product Information
  • Provides OE performance and dependability Installation Note: To avoid future warranties clean tank and change fuel filter when installing a new pump
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Kayser – Kayser Oil Separator Hose (Part No.B2019233568KAY)

Kayser Oil Separator Hose

from

$34.76
The Kayser Oil Separator Hose is a high quality Original Equipment replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Premium Original Equipment replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications
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Wells Vehicle Electronics – Fuel Injection Pressure Regulator (Part No.5G1028)

Fuel Injection Pressure Regulator

from

$83.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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2003 BMW 540i Fuel and Emissions Systems

You count on your 2003 BMW 540i to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Fuel and Emissions Systems. With 51 Fuel and Emissions Systems ranging in price from $0.81 to $468.12, you’re sure to find everything you need for your 2003 BMW 540i.

Brands matter. If you want to shop a specific Fuel and Emissions Systems brand, we stock 20 different brands like Carquest Premium, Delphi, and Bosch. 2003 BMW 540i Fuel and Emissions Systems start as low as $0.81!

One of the best ways to find top quality OEM or aftermarket Fuel and Emissions Systems is by asking professionals. Short of that, you can shop with confidence thanks to our 186 extensive product reviews on 2003 BMW 540i Fuel and Emissions Systems. Some of the top-rated Fuel and Emissions Systems products we carry are First Time Fit Oxygen Sensor with 4.9 stars and Oxygen Sensor: 4 Wire, 21.65" Long, Heated, Exact Fit with 5.0 stars.

Did we mention you can order your Fuel and Emissions Systems from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Fuel and Emissions Systems inventory for your 2003 BMW 540i below to get started!

Top-Rated Fuel and Emissions Systems Brands For Your 2003 BMW 540i

Trusted Fuel and Emissions Systems OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2003 BMW 540i running right for years to come. In our inventory you’ll find brands like Carquest Premium, Delphi, Bosch, and even more.

Popular NTK Fuel and Emissions Systems

You’ll find popular NTK brand products across Oxygen Sensors. All are waiting to get your 2003 BMW 540i back on the road. Some of the top-rated NTK products in these categories are:

FAQs for 2003 BMW 540i Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the 2003 BMW 540i?

Out of 51 Fuel and Emissions Systems for the 2003 BMW 540i, the most popular in our inventory are:
Fuel Tank Cleaning Kit
from $12.49
This product is not rated
Fuel Tank Cleaning Kit
Fuel Tank Cleaning Kits
Cap-Fuel
from $34.99
(2)
Cap-Fuel
Gas Caps

What are the top-rated 2003 BMW 540i Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your 2003 BMW 540i based on customer reviews/ratings are:
First Time Fit Oxygen Sensor
from $94.74
(34)
First Time Fit Oxygen Sensor
“Quality fluid, works as it should.”
Oxygen Sensor: 4 Wire, 21.65" Long, Heated, Exact Fit
from $97.99
(3)
Oxygen Sensor: 4 Wire, 21.65" Long, Heated, Exact Fit
“exact fit, good price, quick availability”
Oxygen Sensor: 4 Wire, 24.02" Long, Heated, Universal
from $100.99
(2)
Oxygen Sensor: 4 Wire, 24.02" Long, Heated, Universal
“Great price”