1991 Buick Century Fuel Injectors

Essential 1991 Buick Century Fuel Injectors

Dorman – Help – Fuel Injector O-Ring Assortment (Part No.90101)

Fuel Injector O-Ring Assortment

from

$16.99
The components in this fuel injector O-ring kit are designed to match the fit of the original O-rings on specified vehicles. They are engineered to help ensure leak-free connections to the fuel injectors during service or when the rings are damaged.

Product Features:
  • Direct replacements – the components in this fuel injector O-ring kit are designed to match the fit of the original O-rings on specified vehicles
  • Ideal solution – engineered to help ensure leak-free connections to the fuel injectors during service or when the rings are damaged
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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Felpro – Fuel Injector O-Ring Kit (Part No.ES 70599)

Fuel Injector O-Ring Kit

from

$7.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

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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Carquest Premium – Fuel Injector Seal Kit (Part No.AS007)

Fuel Injector Seal Kit

from

$11.99
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. Each kit services one injector and includes hard to find or previously dealer-only components.

Product Features:
  • Premium OE quality materials
  • Services one injector
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ACDelco – GM Original Equipment Fuel Injector O-Ring Kit (Part No.C1013414748ACD)

GM Original Equipment Fuel Injector O-Ring Kit

from

$32.69
The ACDelco GM Original Equipment Fuel Injector O-Ring Kit is a GM-recommended replacement component that provides the same performance, durability, and service life as your factory original equipment.

Product Features:
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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Carquest – Fuel Injection Pressure Regulator (Part No.22871)

Fuel Injection Pressure Regulator

from

$71.99
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:
  • Designed to OE standards for ease of installation
  • Application-specific to ensure the proper fit and form
  • Precision-engineered pressure regulators for proper fuel delivery and engine performance
  • As a global manufacturer, we have complete control of the manufacturing process, from components to finished product?
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Carquest – Fuel Injection Pressure Regulator (Part No.21706)

Fuel Injection Pressure Regulator

from

$105.05
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:
  • Designed to OE standards for ease of installation
  • Application-specific to ensure the proper fit and form
  • Precision-engineered pressure regulators for proper fuel delivery and engine performance
  • As a global manufacturer, we have complete control of the manufacturing process, from components to finished product?
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ACDelco – Fuel Injection Pressure Regulator (Part No.217-399)

Fuel Injection Pressure Regulator

from

$147.99
ACDelco GM Original Equipment Fuel Injection Pressure Regulators are mechanical valves that control fuel pressure in the fuel injector rail, and are GM-recommended replacements for your vehicle’s original components. Their spring-loaded valves return excess fuel back to the fuel tank. These original equipment fuel injection pressure regulators have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Helps provide constant fuel pressure to the injectors
  • Assists in cold engine starts
  • Helps maintain stable engine idle
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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Wells Vehicle Electronics – Fuel Injection Pressure Regulator (Part No.5G1040)

Fuel Injection Pressure Regulator

from

$70.99
WVE is a leading source of advanced vehicle electronics components for replacement applications in the automotive aftermarket and original equipment applications. WVE offers high-technology manufacturing along with innovative solutions and improvements to
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Carquest Premium – Mass Air Flow Sensor (MAF) – 100% NEW (Part No.MQ6255)

Mass Air Flow Sensor (MAF) - 100% NEW

from

$89.99
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:
  • 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
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BSE Original – Mass Air Flow (MAF) Sensor (Part No.27863)

Mass Air Flow (MAF) Sensor

from

$72.99
Blue Streak Electronics is the leader in remanufactured electronics since 1987 and a name synonymous with OE performance. Blue Streak Electronics provides the highest quality, most comprehensive line of Engine, Transmission, Body, Powertrain control modules, Mass Air Flow Sensors, Diagnostic tools and Flash Programming solutions.

Product Features:
  • BSE mass air flow sensors are 100% tested to perform like new. OEM designs are analyzed, and design upgrades are implemented when necessary to provide improved durability over the OEM design.
  • Sensors are validated for extended run, extreme hot and cold, over-voltage, over-current, and shock and vibration.
  • Guaranteed to match vehicle requirements for performance, drivability, fuel economy and emissions.
  • All parts are THE ORIGINAL parts your car was built with. All parts are validated for on car fit, form, and function.
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Cardone – Mass Air Flow Sensor (Part No.74-8309)

Mass Air Flow Sensor

from

$93.99
CARDONE Remanufactured Mass Air Flow Sensors (MAFS) precisely track O.E. output curves and maintain specific tolerances to ensure accurate scan tool readings for proper operation. 100% re-soldering of critical components ensures superior electrical connections, eliminates intermittent failures and lengthens product life. With CARDONE Mass Air Flow Sensors (MAFS), you can expect smooth vehicle performance.

Product Features:
  • 100% re-solder of critical components ensures superior electrical connections, no intermittent failures and longer product life.
  • On-car vehicle validation routines ensure that modules meet all form, fit, durability and performance requirements.
  • All modules are 100% tested with automated computer test equipment to ensure full functionality and reliability.
  • Our sensors precisely track O.E. output curves and maintain spec tolerances to ensure accurate feedback to the vehicle’s engine control management system.
  • Components are rated to handle demanding temperature variations for optimum reliability in every environment.
  • As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit.
  • Our remanufacturing process is earth-friendly, as it reduces the energy and raw material needed to make a new part by 80%.
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Cardone – Mass Air Flow Sensor (Part No.74-5419)

Mass Air Flow Sensor

from

$172.99
CARDONE Remanufactured Mass Air Flow Sensors (MAFS) precisely track O.E. output curves and maintain specific tolerances to ensure accurate scan tool readings for proper operation. 100% re-soldering of critical components ensures superior electrical connections, eliminates intermittent failures and lengthens product life. With CARDONE Mass Air Flow Sensors (MAFS), you can expect smooth vehicle performance.

Product Features:
  • 100% re-solder of critical components ensures superior electrical connections, no intermittent failures and longer product life.
  • On-car vehicle validation routines ensure that modules meet all form, fit, durability and performance requirements.
  • All modules are 100% tested with automated computer test equipment to ensure full functionality and reliability.
  • Our sensors precisely track O.E. output curves and maintain spec tolerances to ensure accurate feedback to the vehicle’s engine control management system.
  • Components are rated to handle demanding temperature variations for optimum reliability in every environment.
  • As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit.
  • Our remanufacturing process is earth-friendly, as it reduces the energy and raw material needed to make a new part by 80%.
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Carquest Premium – Mass Air Flow Sensor (MAF) – 100% NEW (Part No.MQ7204)

Mass Air Flow Sensor (MAF) - 100% NEW

from

$89.99
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:
  • 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
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Carquest – Fuel Injector (Part No.57119)

Fuel Injector

from

$108.99
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:
  • Designed to OE standards for ease of installation
  • Precision-wound and precision-trimmed solenoid windings allow the computer to command efficient delivery of fuel
  • High-temp Viton® O-rings enable prolonged sealing of injector under extreme heat conditions
  • Fiber-optic yttrium aluminum garnet “YAG” laser welding and 100 million cycle testing ensure quality in every box
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Carquest Premium – Remanufactured Fuel Injector (Part No.A211-2013)

Remanufactured Fuel Injector

from

$99.99
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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Accel – 6-Pack Performance Fuel Injectors 6-Pack: Improved Efficiency and Cleaner Engine (Part No.150615)

6-Pack Performance Fuel Injectors 6-Pack: Improved Efficiency and Cleaner Engine

from

$435.99
ACCEL Performance fuel injectors provides precise control of fuel delivery & atomization for improved throttle response. They are all new units: not modified stock units or remanufactured from used cores. They feature a low-mass disc design that ensures accurate metering control even at ultra-low & high duty cycles and higher fuel pressures. ACCEL performance Injectors can be used with gasoline or E85 and are great for blown applications where increased fuel pressure and precise metering are required. State-of-the-art manufacturing processes reduce flow deviations between injectors, which improve performance. Low- and High-impedance designs are available to match most commercial applications.

Product Features:
  • Provides precise control of fuel delivery & atomization for improved throttle response
  • All new units: not modified stock units or remanufactured from used cores
  • New low-mass disc design ensures accurate metering control even at ultra-low & high duty cycles
  • Operates at higher fuel pressures without loss of metering control
  • Great for blown applications where increased fuel pressure and precise metering are required
  • State-of-the-art manufacturing processes reduce flow deviations between injectors to improve performance
  • Accurate Metering Control Even At Ultra-Low And High Duty Cycles
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Carquest – Fuel Injector (Part No.57023)

Fuel Injector

from

$108.99
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:
  • Designed to OE standards for ease of installation
  • Precision-wound and precision-trimmed solenoid windings allow the computer to command efficient delivery of fuel
  • High-temp Viton® O-rings enable prolonged sealing of injector under extreme heat conditions
  • As a global manufacturer, we have complete control of the manufacturing process, from components to finished product?
See More

Carquest Premium – Remanufactured Fuel Injector (Part No.A115-1013)

Remanufactured Fuel Injector

from

$55.99
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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GM Genuine Parts – Fuel Injector O-Ring Kit with 8 Bushings and 16 O-Rings (Part No.217-3102)

Fuel Injector O-Ring Kit with 8 Bushings and 16 O-Rings

from

$31.49
GM Genuine Parts Fuel Injector Seal Kits are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These seals help provide liquid-tight connections between the fuel injector and related components. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Helps provide a seal to prevent fuel leaks
  • Helps seal combustion chamber from the elements
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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Carquest – Fuel Injector Seal Kit (Part No.274772)

Fuel Injector Seal Kit

from

$7.29
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:
  • Designed to OE standards for ease of installation
  • State-of-the-art designs that meet or exceed OE specifications
  • Top-of-the-line quality and performance
  • With industry leading expertise, when original equipment fails our products are designed to fix the inherent failure issues
  • BWD is a global manufacturer of original equipment and aftermarket fuel injection products, complete quality control is maintained through the manufacturing process from componentry to finished product
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Carquest – Fuel Injector Seal Kit (Part No.274838)

Fuel Injector Seal Kit

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:
  • 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
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GM Genuine Parts – Multi-Port Fuel Injector O-Ring Kit with 16 O-Rings (Part No.217-1427)

Multi-Port Fuel Injector O-Ring Kit with 16 O-Rings

from

$19.49
GM Genuine Parts Fuel Injector Seal Kits are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These seals help provide liquid-tight connections between the fuel injector and related components. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Helps provide a seal to prevent fuel leaks
  • Helps seal combustion chamber from the elements
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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GM Genuine Parts – Fuel Injector O-Ring Kit with Assorted O-Rings (Part No.217-1588)

Fuel Injector O-Ring Kit with Assorted O-Rings

from

$29.99
GM Genuine Parts Fuel Injector Seal Kits are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These seals help provide liquid-tight connections between the fuel injector and related components. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Helps provide a seal to prevent fuel leaks
  • Helps seal combustion chamber from the elements
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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Carquest – Fuel Injector Connector (Part No.PT5891)

Fuel Injector Connector

from

$43.99
BWD is an aftermarket leader, providing a premium line of engine management products. BWD manufactures and distributes high technology critical components for late model domestic and import vehicles. BWD is constantly evolving to give customers the competitive edge they need to compete in today’s ever-changing marketplace.

Product Features:
  • Our knock sensors are designed to respond to knock frequencies up to 1000 Hz accommodating shifts in engine knock frequency making it a more flexible sensor responding to correct engine knock over a broad range of vehicle conditions
  • Manufacturing processes include an automated data acquisition system to continuously monitor the sensor output to ensure that it responds with appropriate voltage output at the specified frequency range
  • All units are 100% tested using an accelerometer vibration test to ensure trouble-free operation
  • Featuring the broadest sensor coverage in the market, we meet the service professionals needs with the highest quality product every time he opens the box
  • BWD is a global manufacturer of original equipment ignition products, complete quality control is maintained through the manufacturing process from componentry to finished product
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Carquest Premium – Fuel Injector Connector (Part No.PTA1096)

Fuel Injector Connector

from

$41.99
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.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
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ACDelco – Multi-Purpose Pigtail (Part No.PT1031)

Multi-Purpose Pigtail

from

$104.99
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your vehicle’s original components. These original equipment pigtail connectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Protective outer coverings help provide long-lasting durability
  • Color-coded wires allow for easy installation
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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Carquest Premium – Fuel Injector Connector (Part No.AC761)

Fuel Injector Connector

from

$36.49
Pigtail connector allows replacement of damaged fuel injector connector.
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Carquest – Fuel Injector Connector (Part No.28426)

Fuel Injector Connector

from

$27.99
BWD is an aftermarket leader, providing a premium line of engine management products. BWD manufactures and distributes high technology critical components for late model domestic and import vehicles. BWD is constantly evolving to give customers the competitive edge they need to compete in today’s ever-changing marketplace.

Product Features:
  • 100% pure copper windings in primary and secondary bobbins improve durability and provide higher resistance to internal shorts and dielectric breakdown
  • Electronic ignition module profile and feedback signal ensures proper OE fit, form, and function
  • Thermoplastic housing withstands heat stress for enhanced durability
  • Internal core made from grain-oriented electrical steel limits loss factor within magnetic circuit to reduce heat that may reduce coil endurance
  • External core made from oriented silicon steel ensures durability and longevity
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1991 Buick Century Fuel Injectors

Maybe you’re in the middle of a full rebuild of that 1991 Buick Century. Maybe you just need a couple of Fuel Injectors. Either way, Advance Auto Parts has 26 different Fuel Injectors in our inventory ranging from $7.29 to $479.99. That means you can find the exact parts or products you need to keep that 1991 Buick Century running smoothly.

Fuel Injectors are only as good as their brand. We stock 11 different brands to make sure you have plenty of trusted parts to choose from for your 1991 Buick Century. Felpro, Carquest, and Carquest Premium are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Fuel Injectors for your 1991 Buick Century, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 387 reviews in this category, some of the top rated parts include Mass Air Flow Sensor with 3.2 stars and 6-Pack Performance Fuel Injectors 6-Pack: Improved Efficiency and Cleaner Engine with 1.0 stars.

So if you’re in the market for aftermarket Fuel Injectors to keep your 1991 Buick Century rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Fuel Injectors Brands To Make Your 1991 Buick Century Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1991 Buick Century demands trusted brand parts and products to keep it running. Many trusted brands of Fuel Injectors make up Advance Auto Parts’ inventory, and all are ready to help make your Century the best it can be. Be sure to browse some of our top Fuel Injectors brands and parts.

Popular Carquest Fuel Injectors

We carry Carquest parts in our stock across Pressure Regulators and Fuel Injectors categories, plus more. For a 1991 Buick Century, our most popular Carquest Fuel Injectors include:
Fuel Injection Pressure Regulator
from $68.99
(1)
Fuel Injection Pressure Regulator
Pressure Regulators
Fuel Injector
from $74.99
(3)
Fuel Injector
Fuel Injectors

Top 1991 Buick Century Fuel Injectors from Felpro

Felpro products are another trusted brand when it comes to Fuel Injectors for your 1991 Buick Century. Popular Felpro parts include:
Fuel Injector O-Ring Kit
from $7.49
(109)
Fuel Injector O-Ring Kit
Fuel Injector O-Ring Kits

FAQs for 1991 Buick Century Fuel Injectors

What are the most purchased Fuel Injectors for the 1991 Buick Century?

Out of 26 Fuel Injectors for the 1991 Buick Century, the most popular in our inventory are:
Reman Multi Port Fuel Injector
from $49.99
This product is not rated
Reman Multi Port Fuel Injector
Fuel Injectors
Fuel Injector O-Ring Assortment
from $16.99
(5)
Fuel Injector O-Ring Assortment
Fuel Injector O-Ring Kits
Fuel Injector Connector
from $27.99
This product is not rated
Fuel Injector Connector
Fuel Injector Connectors

What are the top-rated 1991 Buick Century Fuel Injectors?

Top-rated Fuel Injectors for your 1991 Buick Century based on customer reviews/ratings are:
Mass Air Flow Sensor
from $172.99
(5)
Mass Air Flow Sensor
“The MAF Sensor was an easy swap. The product quality was good, and it fit perfectly.”
6-Pack Performance Fuel Injectors 6-Pack: Improved Efficiency and Cleaner Engine
from $435.99
(1)
6-Pack Performance Fuel Injectors 6-Pack: Improved Efficiency and Cleaner Engine
“OEM injectors are 74.90mm, these are 72mm. You can’t seat them between the rail and intake even if you take the clips off. Not sure what these are su”