1999 BMW 540iT Fuel and Emissions Systems
Find Your Specific 1999 BMW 540iT Fuel and Emissions Systems
Below you will find various in-demand BMW Fuel and Emissions Systems, components and accessories for your 1999 540iT. Advance Auto Parts has popular 540iT parts like Fuel Injectors, Oxygen Sensors, Fuel Pumps and more. You’ll also find aftermarket and OEM Fuel and Emissions Systems for other 540iT model years including
2000 and more. Select a category of 1999 BMW 540iT Fuel and Emissions Systems below and start saving instantly.
Popular 1999 BMW 540iT Fuel and Emissions Systems Categories
Essential Fuel and Emissions Systems for 1999 BMW 540iTs
Delphi – Fuel Tank Cleaning Kit (Part No.FC01)
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.
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Product Features:
- Helps avoid premature fuel pump failure
- Lint free towel included
- Low suds formulation
- Removes harmful contaminants from the fuel tank
Pierburg – Secondary Air Pump (Part No.B6010146974APG)
from
$427.59
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.
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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
Pierburg – Air Inject Check Val (Part No.B7040269654APG)
from
$44.80
Air Inject Check Val
Bosch – Fuel Pressure Regulator O-Ring (Part No.C3002290581BOS)
from
$4.83
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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Dorman – Evaporative Emissions Canister Vent Valve (Part No.911-419)
from
$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.
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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
Carquest Premium – Fuel Pump Module Assembly HS1284788: Fuel Pump, Sending Unit, Wiring Harness and Strainer (Part No.HS1284788)
from
$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.
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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
Carquest Premium – Air Charge Temperature Sensor (Part No.WTA1244)
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
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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.
Bosch – Air Mass Meter (Part No.B3130139859BOS)
from
$274.52
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.
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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
Carquest Premium – Fuel Pump Module Assembly (Part No.E8442H)
from
$166.99
CARQUEST fuel pump modules offer OEM or better performance from an Original Equipment Supplier. The latest advancements in fuel delivery technology are built-in to every CARQUEST Fuel Pump to deliver greater reliability.
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Product Features:
- Every single pump is 100% tested throughout the entire manufacturing process for worry free, out-of-the-box performance
- Triple barb hose fitting provides superior, long-lasting seal
- Superior return porting for optimum fuel flow
- Enhanced pump to flange harness design provides worry-free electrical performance
- Ceramic sender card and float arm that utilizes vehicle-specific geometry to ensure accurate fuel gauge readings for each and every application
- Gradient density, dual zone filtration designed for better contamination resistance
Dorman – Air Pump Rubber Moun (Part No.B6015719701DOR)
from
$23.93
Air Pump Rubber Moun
ACDelco – Multi-Purpose Wire Connector with Leads (Part No.PT2164)
from
$16.79
ACDelco Professional Air Charge Temperature Sensor Connector is a high quality aftermarket replacement component for one or more of the following vehicle systems: ignition, starting and charging, body-electrical and lighting, and/or engine fuel management. This premium aftermarket connector is manufactured to meet or exceed your expectations for fit, form, and function.
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Product Features:
- Professional, premium aftermarket replacement
- Provides the performance and dependability you expect from ACDelco
- Manufactured to meet expectations for fit, form, and function
Carquest Premium – Diverter Valve (Part No.ECC2347)
from
$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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Carquest Premium – Fuel Cap: 10844, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10844)
from
$39.49
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.
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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
DENSO – Oxygen Sensor: 4 Wire, 11.77" Long, Heated, Universal Fit (Part No.234-4201)
from
$111.99
DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled performance. Each component is precision built for exact replacement, and a first time fit. This innovative line features DENSO’s exclusive aluminum oxide trap layer, designed to protect the ceramic element from silicone and lead posining for improved engine performance, greater fuel efficiency, and unparalleled longevity. DENSO gives you the right part and the right fit, the first time.
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Product Features:
- Specifically designed to meet the increasing demands of today’s engines
- 100% checked for high temperature signal output, air tightness, continuity, and heat resistance for optimal efficiency and performance
- Coated with aluminum oxide to prevent silicone and lead from contacting the ceramic element and damaging the platinum electrode
- Double protection cover helps maintain proper unit temperature for quicker response times, which is critical to your vehicle’s fuel efficiency
- Manufactured with a rugged stainless steel housing and porous PTFE filter to resist corrosion and contamination
Carquest Premium – Multi Purpose Relay (Part No.RAA2085)
from
$22.99
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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Elring – Fuel Injector Seal (Part No.C1010681908ELR)
from
$2.51
Fuel Injector Seal
Vemo – Purge Valve (Part No.B7080267466VMO)
from
$124.38
Purge Valve
Vemo – Ambient Temp Sensor (Part No.P4025449414VMO)
from
$36.65
Ambient Temp Sensor
Carquest – Fuel Injector Seal Kit (Part No.274838)
from
$8.99
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.
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Product Features:
- Designed to OE standards for ease of installation
- High-quality materials withstand extreme conditions
- Undergoes extensive testing to ensure reliability
- As a global manufacturer of automotive aftermarket products, we maintain complete quality control throughout the manufacturing process
Carquest Premium – Evaporative Emissions System Leak Detection Pump (Part No.VDE1032)
from
$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 – Idle Air Control Valve (Part No.ABC3738)
from
$256.99
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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APA/URO Parts – Vapor Canister Gromm (Part No.B7085566156APA)
from
$7.07
Vapor Canister Gromm
Carquest Premium – Fuel Cap Tester Adapter (Part No.12426)
from
$43.99
Fuel Cap Tester Adaper for use with Stant fuel cap testers. Color coded for easy identification. Made of durable plastic.
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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
Carquest Premium – Mass Air Flow Sensor (MAF) – 100% NEW (Part No.MQ6367)
from
$109.99
Advance Auto Parts is proud to carry all new mass air flow sensors that use high-quality components with the highest quality standards.
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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
Carquest Premium – Diverter Valve Gasket (Part No.ECA2998)
from
$12.49
Diverter Valve Gasket
Carquest Premium – Remanufactured Fuel Injector (Part No.A212-1745)
from
$45.99
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.
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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
Bremi – Air Mass Meter (Part No.B3130139859BRM)
from
$168.92
Air Mass Meter
Upgrade your 1999 BMW 540iT with Top-Quality Fuel and Emissions Systems
When it comes to maintaining or upgrading your 1999 BMW 540iT, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your BMW or enhancing its overall performance, Fuel and Emissions Systems are key to keeping your 540iT functioning at its best. At Advance Auto Parts, we offer a wide selection of 57 Fuel and Emissions Systems for the 1999 BMW 540iT, designed to meet your needs without breaking the bank.
From
Fuel Injector
replacements to
Oxygen Sensors
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 1999 BMW 540iT at great prices.
Our Fuel and Emissions Systems inventory for this model
ranges from just $2.51 to $427.59, with
an average price of $90.34.
Our 57 Fuel and Emissions Systems in stock come from 20 trusted brands, so you’re sure to find the right part for your 1999 BMW 540iT 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 1999 BMW 540iT, we stock popular OEM and aftermarket Fuel and Emissions Systems from top names
like Bosch Carquest Premium, and more.
Bosch Fuel and Emissions Systems
start at just $4.83 and boast an impressive 5 stars average rating from customers.
With 93 customer reviews and counting, our 1999 BMW 540iT 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 1999 BMW 540iT is always ready to roll. We’re committed to providing you with everything you need to keep your 540iT in top shape, all in one place.
Start shopping confidently below for your 1999 BMW 540iT!
Best-Selling Fuel Injectors for 1999 BMW 540iTs
Enhance the driving experience in your BMW with 11 quality Fuel Injector components, starting at $4.83.
Carquest Premium – Mass Air Flow Sensor (MAF) – 100% NEW (Part No.MQ6367)
from
$109.99
Advance Auto Parts is proud to carry all new mass air flow sensors that use high-quality components with the highest quality standards.
Product Features:
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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
Carquest – Fuel Injector Seal Kit (Part No.274838)
from
$8.99
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.
Product Features:
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Product Features:
- Designed to OE standards for ease of installation
- High-quality materials withstand extreme conditions
- Undergoes extensive testing to ensure reliability
- As a global manufacturer of automotive aftermarket products, we maintain complete quality control throughout the manufacturing process
Bosch – Mass Air Flow (MAF) Sensor (Part No.0280217814)
from
$188.99
Bosch is the actual OE manufacture, plus or minus 5% deviation from OE specification can set a check engine light.
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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
Bosch – Bosch Fuel Pressure Regulator (Part No.C3000241274BOS)
from
$47.06
An essential part of the Fuel System, the Fuel Pressure Regulators’ sole purpose is to maintain fuel pressure at a constant differential to manifold vacuum under all engine load conditions.
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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
Bosch – Port Fuel Injector (Part No.C1000305799BOS)
from
$74.29
Port Fuel Injection (PFI) is the world’s most widely used system for internal combustion engines and offers many advantages for engines with a low pressure output.
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Product Features:
- Low-pressure systems are less complex and more affordable than high-pressure systems
- Robust combustion process tolerates lower-quality fuel
- Maintenance-friendly design reduces the overhead for system diagnostics
Delphi – Fuel Injection Pressure Regulator (Part No.FP10317)
from
$83.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part.
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Product Features:
- Precisely manufactured internal valves, diaphragms and springs means excellent performance under all engine operating conditions
- Quiet operation, no audible regulator noise
- Robust diaphragm materials means longer life, improved durability and compatibility with a wide range of fuels
- Consistent and predictable fuel pressure throughout system range of control provides great drivability
Delphi – Mass Air Flow Sensor (Part No.AF10387)
from
$200.99
100% new; Delphi OE Technology Validated to match the vehicle applications; Manufactured to meet or exceed OE requirements.
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Product Features:
- Delphi mass air flow sensors are the global benchmark for accuracy and signal noise
- Delphi mass air flow sensors feature high quality sensing elements for outstanding performance over a wide range of ambient temperatures
- Delphi is a manufacturer of OE mass air flow sensors since their first use over 30 years ago
- All parts are calibrated and tested to match the OE part
- Probe solution offered wherever possible to reduce repair time by eliminating the need to replace the flow tube.
- Delphi OE technology validated to match the vehicle applications
Carquest Premium – Mass Air Flow Sensor (MAF) – 100% NEW (Part No.MQ7376)
from
$157.99
Advance Auto Parts is proud to carry all new mass air flow sensors that use high-quality components with the highest quality standards.
Product Features:
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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
Wells Vehicle Electronics – Fuel Injection Pressure Regulator (Part No.5G1031)
from
$69.99
Fuel Injection Pressure Regulator
Carquest Premium – Remanufactured Fuel Injector (Part No.A212-1745)
from
$45.99
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.
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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
Bosch – Fuel Pressure Regulator O-Ring (Part No.C3002290581BOS)
from
$4.83
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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Most Popular 1999 BMW 540iT Oxygen Sensors
Customize your BMW with 9 Oxygen Sensors products
like Oxygen Sensors, all
priced under $152.43.
Bosch – Oxygen Sensor: 4 Wire, 11.42" Long, Heated, Exact Fit (Part No.13477)
from
$62.99
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.
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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
Bosch – Oxygen Sensor: 4 Wire, 21.65" Long, Heated, Exact Fit (Part No.13475)
from
$97.99
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:
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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
NTK – Switching Oxygen Sensor: 4 Wire, 13.75" Long, Heated, Direct Fit (Part No.25569)
from
$92.99
NTK 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, NTK 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:
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Product Features:
- OEM QUALITY: NTK 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, NTK Oxygen Sensors offer superior OE fit, form, function
- OE TECHNOLOGY: Upgraded to the latest OE technologies, NTK 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: NTK 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
- NTK ADVANTAGE: Superior dual-coated platinum interface and thinner ceramic element produces fastest light off and response times with best durability
DENSO – First Time Fit Oxygen Sensor (Part No.C5010378632ND)
from
$127.20
Denso First Time Fit oxygen sensors are constructed of the highest quality materials available. High-quality stainless steel, porous polytetrafluoroethylene (PTFE), fluorine rubber, aluminum oxide, high-grade platinum and ceramics are used in each DENSO sensor.
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Product Features:
- SUPERIOR DESIGN – Maximizes engine performance and fuel efficiency while reducing harmful emissions.
- DOUBLE-PROTECTION COVER – Maintains proper unit temperature for quicker response times and protects the ceramic element against silicone and lead poisoning.
- ALUMINUM-OXIDE TRAP LAYER – Keeps silicone and lead outside the ceramic element through DENSO’s exclusive design, preventing damage to the platinum electrode.
- STAINLESS STEEL HOUSING – Resists corrosion and contamination with a rugged, watertight body.
Bosch – Oxygen Sensor: 4 Wire, 24.02" Long, Heated, Universal (Part No.15738)
from
$100.99
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:
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Product Features:
- Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
- Includes Smart Link Connector, no soldering required
- No special tools required for installation
- Seared protection tube due to 100% functional quality test
- Performance meets or exceeds OE specifications
Bosch – Bosch Oxygen Sensor (Part No.C5010162704BOS)
from
$117.10
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:
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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.
NTK – Switching Oxygen Sensor: 4 Wire, 21.75" Long, Heated, Direct Fit (Part No.25542)
from
$114.99
NTK 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, NTK 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:
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Product Features:
- OEM QUALITY: NTK 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, NTK Oxygen Sensors offer superior OE fit, form, function
- OE TECHNOLOGY: Upgraded to the latest OE technologies, NTK 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: NTK 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
- NTK ADVANTAGE: Superior dual-coated platinum interface and thinner ceramic element produces fastest light off and response times with best durability
Bosch – Bosch Oxygen Sensor (Part No.C501061265BOS)
from
$152.43
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:
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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.
DENSO – Oxygen Sensor: 4 Wire, 11.77" Long, Heated, Universal Fit (Part No.234-4201)
from
$111.99
DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled performance. Each component is precision built for exact replacement, and a first time fit. This innovative line features DENSO’s exclusive aluminum oxide trap layer, designed to protect the ceramic element from silicone and lead posining for improved engine performance, greater fuel efficiency, and unparalleled longevity. DENSO gives you the right part and the right fit, the first time.
Product Features:
See More
Product Features:
- Specifically designed to meet the increasing demands of today’s engines
- 100% checked for high temperature signal output, air tightness, continuity, and heat resistance for optimal efficiency and performance
- Coated with aluminum oxide to prevent silicone and lead from contacting the ceramic element and damaging the platinum electrode
- Double protection cover helps maintain proper unit temperature for quicker response times, which is critical to your vehicle’s fuel efficiency
- Manufactured with a rugged stainless steel housing and porous PTFE filter to resist corrosion and contamination
Top Picks for 1999 BMW 540iT Fuel Pumps
Upgrade BMW 540iTs with top-quality Fuel Pumps parts, including 6 OEM and aftermarket selections for your 1999 model.
Delphi – Fuel Pump and Strainer Set: With Isolators, Metal Clamp, Zip Ties (Part No.FE0538)
from
$198.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part, comprehensive portfolio for a wide range of vehicles and model years.
Product Features:
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Product Features:
- Delphi is a global OE manufacturer and all fuel pumps are built to Delphi’s OE standards
- Delphi pumps are designed to operate under extreme temperatures with quick engine starts and to avoid low-fuel hesitation, including alcohol fuels and blends
- Improved pump performance as a result of Delphi’s innovative design and durability
- Restores fast pressure performance and system integrity, translating to better pumping through less energy
- Part is validated, tested and matched to the right vehicle application
- When servicing the fuel system, always check the fuel filter for possible replacement
- Always be sure to check and clean fuel tank to avoid unnecessary returns
- Always replace the fuel strainer when doing a fuel pump repair
Carquest Premium – Fuel Pump Module Assembly HS1284788: Fuel Pump, Sending Unit, Wiring Harness and Strainer (Part No.HS1284788)
from
$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:
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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
Carquest Premium – Evaporative Emissions System Leak Detection Pump (Part No.VDE1032)
from
$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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Autopart International Inc – Fuel Pump Hanger Assembly (Part No.E30172001753API)
from
$184.93
Fuel Pump Hanger Assembly
Carquest Premium – Fuel Pump Module Assembly (Part No.E8442H)
from
$166.99
CARQUEST fuel pump modules offer OEM or better performance from an Original Equipment Supplier. The latest advancements in fuel delivery technology are built-in to every CARQUEST Fuel Pump to deliver greater reliability.
Product Features:
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Product Features:
- Every single pump is 100% tested throughout the entire manufacturing process for worry free, out-of-the-box performance
- Triple barb hose fitting provides superior, long-lasting seal
- Superior return porting for optimum fuel flow
- Enhanced pump to flange harness design provides worry-free electrical performance
- Ceramic sender card and float arm that utilizes vehicle-specific geometry to ensure accurate fuel gauge readings for each and every application
- Gradient density, dual zone filtration designed for better contamination resistance
Carquest Premium – Fuel Cap Tester Adapter (Part No.12426)
from
$43.99
Fuel Cap Tester Adaper for use with Stant fuel cap testers. Color coded for easy identification. Made of durable plastic.
Product Features:
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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
In-Demand Air Flow Sensors for 1999 BMW 540iTs
Select from 11 premium Air Flow Sensors parts for your 1999 BMW 540iT, with prices ranging from $16.79 to $274.52.
Carquest Premium – Ambient Air Temperature Sensor (Part No.WTA1098)
from
$39.99
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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ACDelco – Multi-Purpose Wire Connector with Leads (Part No.PT2164)
from
$16.79
ACDelco Professional Air Charge Temperature Sensor Connector is a high quality aftermarket replacement component for one or more of the following vehicle systems: ignition, starting and charging, body-electrical and lighting, and/or engine fuel management. This premium aftermarket connector is manufactured to meet or exceed your expectations for fit, form, and function.
Product Features:
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Product Features:
- Professional, premium aftermarket replacement
- Provides the performance and dependability you expect from ACDelco
- Manufactured to meet expectations for fit, form, and function
Bosch – Air Mass Meter (Part No.B3130139859BOS)
from
$274.52
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:
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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
Bremi – Air Mass Meter (Part No.B3130139859BRM)
from
$168.92
Air Mass Meter
Original Equipment – AMBIENT TEMP SENSOR (Part No.P4025449414OEA)
from
$53.39
AMBIENT TEMP SENSOR
Dorman – Ambient Temp Sensor (Part No.P4025721374DOR)
from
$50.98
Ambient Temp Sensor
NTK – Ambient Air Temperature Sensor (Part No.AN0048)
from
$44.99
Product Features:
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- The Ambient Air Temperature Sensor measures outside air temperature and is used by the heating and cooling control system, along with other vehicle cabin sensors, to control temperature and blower speed.
- NTK’s Ambient Air Temperature Sensors are manufactured to operational performance standards to meet or exceed OE fit, form and function to ensure proper reading of outside air temperature.
Original Equipment – Air Temp. Sensor (Part No.C60003256823OEA)
from
$41.48
Air Temp. Sensor
Carquest Premium – Air Charge Temperature Sensor (Part No.WTA1244)
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:
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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.
Vemo – Ambient Temp Sensor (Part No.P4025449414VMO)
from
$36.65
Ambient Temp Sensor
FAE – Intake Air Temperature Sensor (Part No.C6000274885FAE)
from
$28.51
The FAE Intake Air Temperature Sensor is an ideal high quality aftermarket replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.
Product Features:
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Product Features:
- Premium aftermarket replacement
- Provides performance and dependability
- Manufactured to meet OE specifications
Most Sold 1999 BMW 540iT Gas Caps
Explore our best-selling BMW parts for the 1999 540iT among 3 OEM and aftermarket options starting from $34.99.
Rein – Cap-Fuel (Part No.CPF0031)
Carquest Premium – Fuel Cap: 10844, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10844)
from
$39.49
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:
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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
Rein – OE Quality Automotive Fuel Tank Cap (Part No.E2010379639RIN)
from
$42.91
This is an OE quality fuel cap. Rein automotive products provide you with the proper fit, form and function for European vehicles. With fitments for some of the world’s finest automobiles, including Audi, BMW, Mercedes Benz, Mini, Porsche, Saab, Volkswagen, and Volvo all Rein Automotive genuine replacement parts are guaranteed original manufacturer quality. Every part is manufactured with top quality materials to ensure it has the same tolerances as the part that came on the car to provide ease of installation and long lasting durability.
Product Features:
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Product Features:
- Original Equipment fit, form and function
- Manufactured from high quality materials
- Right fit the first time
- O ring is black in color
- For European vehicles
Top-Rated Fuel and Emissions Systems Brands For Your 1999 BMW 540iT
Shop for the best-rated brands offering Fuel and Emissions Systems and other products for your 1999 BMW 540iTs. Below you’ll find some of our best rated Fuel and Emissions Systems from Bosch and Carquest Premium, and more. Fuel and Emissions Systems from these brands that fit a 1999 540iT start at just $4.83 and are rated as high as 5 stars. OEM and aftermarket Fuel and Emissions Systems don’t get more top quality, durable, and affordable than from the brands below.
Popular Bosch 1999 BMW 540iT Fuel and Emissions Systems
When it comes to maintaining or upgrading your 1999 BMW 540iT, using quality Fuel and Emissions Systems is essential to ensure durability and a perfect fit. Bosch ticks all of those boxes. We offer a wide selection of Bosch Fuel and Emissions Systems, specifically designed for the 1999 BMW 540iT. With over 10 Bosch 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 $4.83, with an average price of just $112.12. Plus, with over 19 customer reviews and an average rating of 5 stars, you can trust that our Bosch 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.
Popular Carquest Premium 1999 BMW 540iT Fuel and Emissions Systems
Carquest Premium auto parts is one of the highest quality Fuel and Emissions System brands in the market. Any 1999 BMW 540iT owner should feel confident when installing genuine Carquest Premium parts in their vehicle. To ensure the best fit and performance for your 1999 540iT, Advance Auto Parts carries a full inventory of 15 Carquest Premium Fuel and Emissions Systems. Plus you will be keeping your BMW in peak condition while saving money because prices on these Carquest Premium Fuel and Emissions Systems range from $12.49 to $292.99, plus, with more than 36 customer reviews and an impressive 4 stars average rating, you can be confident the Fram Fuel and Emissions Systems below will deliver on both quality and value.
FAQs for 1999 BMW 540iT Fuel and Emissions Systems
Which Fuel and Emissions Systems are best-sellers for 1999 BMW 540iTs?
Out of 57 Fuel and Emissions Systems that fit 1999 BMW 540iTs, the following parts are the top sellers:
- Fuel Tank Cleaning Kit (11692237) – $12.49
- Oxygen Sensor: 4 Wire, 11.42" Long, Heated, Exact Fit (15470253) – $62.99
- Cap-Fuel (11324532) – $34.99
What’s the price range for 1999 BMW 540iT Fuel and Emissions Systems?
Fuel and Emissions System prices for the 1999 BMW 540iT start at $2.51 and go up to $427.59 for the most premium parts.
What’s the average price of a Fuel and Emissions System for a 1999 BMW 540iT?
The average price for Fuel and Emissions Systems for the 1999 BMW 540iT is $90.34. 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 BMW 540iT model years?
Yes, we currently carry Fuel and Emissions Systems for 1 model years of BMW 540iTs between 2000 and 2000. Fuel and Emissions Systems are bought most frequently for the following model years: 2000.
What are the cheapest Fuel and Emissions Systems for my 1999 BMW 540iT?
The cheapest 1999 BMW 540iT Fuel and Emissions Systems we carry in stock are:
- Fuel Injector Seal (11474383) – $2.51
- Fuel Pressure Regulator O-Ring (10741015) – $4.83
- Air Pump Rubber Moun (12581199) – $4.88
- Vapor Canister Gromm (11974549) – $7.07
- Fuel Injector Seal Kit (10981517) – $8.99
What types of Fuel and Emissions Systems do you sell for my 1999 BMW 540iT?
As of 2/5/25, these are some of the most in-demand types of Fuel and Emissions Systems for a 1999 BMW 540iT:
Can I get help with 1999 BMW 540iT 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 BMW Fuel and Emissions Systems and more.
What is your return policy for BMW 540iT Fuel and Emissions Systems?
Advance Auto Parts keeps returns simple. For new BMW 540iT 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.
