Buick GS 400 Fuel and Emissions Systems

Essential Buick GS 400 Fuel and Emissions Systems

Carquest Premium – Fuel Cap: 10632, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10632)

Fuel Cap: 10632, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack

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$10.49
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:
  • 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
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Carquest Premium – Locking Fuel Cap: 10571, Push In, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10571)

Locking Fuel Cap: 10571, Push In, Direct Fit, Provides Tight Seal, 1 Pack

from

$22.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.

Product Features:
  • Protects your fuel from theft and vandalism
  • 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
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Carquest – Ported Vacuum Switch (Part No.EC906)

Ported Vacuum Switch

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$39.05
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
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Carquest – Fuel Tank Strap Coated for rust prevention (Part No.578-049)

Fuel Tank Strap Coated for rust prevention

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$51.99
Recommended for replacement whenever the fuel tank is replaced or serviced, this strap is a direct replacement for the original. Manufactured from durable materials to withstand harsh road and weather conditions.

Product Features:
  • Direct replacement – this fuel tank strap matches the fit, function and performance of the original part
  • Ideal solution – recommended for replacement when the fuel tank is serviced or replaced
  • Durable construction – manufactured from quality materials for superior service and reliability
  • Trustworthy design – backed by 100 years of automotive aftermarket experience
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Spectra Premium – Fuel Tank Strap (Part No.ST49)

Fuel Tank Strap

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$48.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel tank straps meet or exceed the performance of the original equipment they replace.

Product Features:
  • Unit is designed to OE fit, form and function requirements accomplished by leveraging our expertise
  • Direct fit ensures safe, secure fuel tank installation
  • Product individually packaged and labeled to help reduce product damage prior to installation
  • Industry leading coverage on straps for plastic tanks
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Mr. Gasket – Electric Fuel Pump (Part No.12S)

Electric Fuel Pump

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$64.99
Mr. Gasket’s high performance electric fuel pump is a direct bolt-on replacement for Holley Fuel Pump. Our products are 100 percent pressure tested for guaranteed performance and reliability. Features an in-line style rotor and vane pump design and 3/8 inch NPT inlet and outlet. This lightweight pump includes mounting bracket and hardware and is universal for all carbureted engines.

Product Features:
  • Solid-state worry free electronics
  • Internal pressure regulating
  • Universal design allows for easy installation
  • No diaphragms or mechanical parts to wear out
  • They make an excellent fuel transfer pump
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Dorman – Help – Carburetor Pre-Heater Hose – 2 In. X 18 In. – Aluminum (Part No.96024)

Carburetor Pre-Heater Hose - 2 In. X 18 In. - Aluminum

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$5.99
This HVAC control duct hose is designed to match the fit and function of the original hose on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this HVAC control duct hose is designed to match the fit and function of the original hose on specified vehicles
  • Restores functionality – reliable replacement for an original hose that has failed due to heat or vibration
  • 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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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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Holley – 1968-69 GM A BODY FT (Part No.19-506)

1968-69 GM A BODY FT

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$155.99
1968-69 GM A BODY FT

Spectra Premium – Fuel Tank (Part No.GM34C)

Fuel Tank

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$274.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel tanks meet or exceed the performance of the original equipment they replace.

Product Features:
  • Unit is designed to OE fit, form and function requirements accomplished by leveraging our OE fuel system design expertise
  • Lock ring included with each tank to reduce installation time and to ensure a complete repair
  • Made with corrosion resistant, OE approved, Ni Terne steel for durability
  • Unit is leak tested after production to ensure product in free from fuel and / or evaporative leaks
  • Each new fuel tank is road tested to ensure real world performance and to verify that each design meets our high standards for quality
  • Engineered to stringent tolerances based on our Canadian engineers’ in-depth knowledge of the OE part it’s designed to replace
  • Fit tested on the very same vehicle application for which it was developed verifying first-hand that the design fits properly and can be easily installed
  • Packaged with double-layered foam wrap and heavy-gauge corrugated board to ensure product quality at installation
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Felpro – Fuel Pump Mounting Gasket (Part No.6579)

Fuel Pump Mounting Gasket

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$2.99
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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Spectra Premium – Fuel Tank Sending Unit (Part No.FG91B)

Fuel Tank Sending Unit

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$91.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel sending units meet or exceed the performance of the original equipment they replace.

Product Features:
  • Unit is designed to OE fit, form and function requirements accomplished by leveraging our OE fuel system design expertise
  • Precision tested fuel level sensors ensures vehicles fuel gage will provide an accurate reading at any fuel level
  • Includes strainers for smoother installation process and ensures a clean fuel system upon replacement
  • Engineered to stringent tolerances based on our Canadian engineers’ in-depth knowledge of the OE part it’s designed to replace
  • Manufactured with high quality material, ensuring the durability of this part to prevent costly repairs
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Dorman – Fuel Sending Unit Without Pump (Part No.692-242)

Fuel Sending Unit Without Pump

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$79.99
This fuel tank sending unit is designed to match the fit and function of the original unit on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this fuel tank sending unit is designed to match the fit and function of the original unit on specified applications
  • Restores functionality – reliable replacement for an original part that has failed due to internal sensor failure
  • 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 – Fuel Tank Sending Unit FG91ACQ: Includes Strainer and Wiring Harness (Part No.FG91ACQ)

Fuel Tank Sending Unit FG91ACQ: Includes Strainer and Wiring Harness

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$83.99
Carquest Premium fuel tank sending units are built to meet or exceed Original Equipment (O.E.) specifications for fit, form and function. Carquest Premium fuel tank sending units are supplied with the wiring harness and gaskets or seals when required for the application. All sending units are precision-tested ensuring accurate readings at any fuel level. Carquest Premium fuel tank sending units are engineered with superior quality components to provide the longest life and are backed up by an industry-leading warranty.

Product Features:
  • Meets or exceeds OE specifications for fit, form and function
  • All sending units are 100% performance tested
  • Includes installation gaskets or seals where applicable
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Spectra Premium – Fuel Tank Sending Unit (Part No.FG91A)

Fuel Tank Sending Unit

from

$84.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel sending units meet or exceed the performance of the original equipment they replace.

Product Features:
  • Unit is designed to OE fit, form and function requirements accomplished by leveraging our OE fuel system design expertise
  • Precision tested fuel level sensors ensures vehicles fuel gage will provide an accurate reading at any fuel level
  • Includes strainers for smoother installation process and ensures a clean fuel system upon replacement
  • Engineered to stringent tolerances based on our Canadian engineers’ in-depth knowledge of the OE part it’s designed to replace
  • Manufactured with high quality material, ensuring the durability of this part to prevent costly repairs
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Carquest Premium – Fuel Tank Sending Unit FG91BCQ: Includes Strainer and Wiring Harness (Part No.FG91BCQ)

Fuel Tank Sending Unit FG91BCQ: Includes Strainer and Wiring Harness

from

$69.99
Carquest Premium fuel tank sending units are built to meet or exceed Original Equipment (O.E.) specifications for fit, form and function. Carquest Premium fuel tank sending units are supplied with the wiring harness and gaskets or seals when required for the application. All sending units are precision-tested ensuring accurate readings at any fuel level. Carquest Premium fuel tank sending units are engineered with superior quality components to provide the longest life and are backed up by an industry-leading warranty.

Product Features:
  • Meets or exceeds OE specifications for fit, form and function
  • All sending units are 100% performance tested
  • Includes installation gaskets or seals where applicable
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Dorman – Fuel Sending Unit Without Pump (Part No.692-241)

Fuel Sending Unit Without Pump

from

$58.99
This fuel tank sending unit is designed to match the fit and function of the original unit on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this fuel tank sending unit is designed to match the fit and function of the original unit on specified applications
  • Restores functionality – reliable replacement for an original part that has failed due to internal sensor failure
  • 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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Delphi – Fuel Tank Lock Ring (Part No.FA10009)

Fuel Tank Lock Ring

from

$28.99
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:
  • Delphi lock rings are designed to meet or exceed the performance of the original unit
  • Made out of steel to endure harsh conditions
  • Each lock ring is application specific to ensure the fuel system is locked in and seals properly
  • Always consider replacing the lock ring as a part of fuel pump service
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Helping You Find the Right Fuel and Emissions Systems for Your Buick GS 400

You love your GS 400. So we’ve made it easier than ever to help you find Buick GS 400 Fuel and Emissions Systems in our online catalog. Our inventory holds 18 aftermarket and OEM Fuel and Emissions Systems for your Buick GS 400, ranging from $2.99 to $274.99.

We offer parts from 8 brands trusted to make quality Fuel and Emissions Systems for your Buick GS 400. Before you buy, take some time to read through customer reviews. We currently have 152 reviews of Buick GS 400 Fuel and Emissions Systems from previous customers. Some of the top rated parts include Locking Fuel Cap: 10571, Push In, Direct Fit, Provides Tight Seal, 1 Pack with 4.5 stars and Fuel Tank Sending Unit with 5.0 stars.

Find your GS 400 Fuel and Emissions Systems here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your Buick GS 400 part to confirm it’s just right? You can find your nearest Advance Auto Parts store and confirm they have the part in stock before heading over.

Top Fuel and Emissions Systems Brands for Your Buick GS 400

Our inventory holds Fuel and Emissions Systems for your Buick GS 400 from 8 trusted brands. You’ll find OEM and aftermarket parts from brands like Felpro, Delphi, and Dorman, all of which can keep that Buick happy.

Top-Rated Mr. Gasket Fuel and Emissions Systems

Leading Mr. Gasket Fuel and Emissions Systems

We carry Mr. Gasket brand parts for your Buick GS 400 across several catalog categories, including Fuel Pumps. Some of our most reviewed Mr. Gasket parts include:
Electric Fuel Pump
from $64.99
(37)
Electric Fuel Pump
Fuel Pumps

FAQs for Buick GS 400 Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the Buick GS 400?

Out of 18 Fuel and Emissions Systems for the Buick GS 400, the most popular in our inventory are:
Fuel Pump Mounting Gasket
from $2.99
(26)
Fuel Pump Mounting Gasket
Fuel Pump Block-Off Plate Gaskets
Fuel Tank Cleaning Kit
from $12.49
This product is not rated
Fuel Tank Cleaning Kit
Fuel Tank Cleaning Kits

What are the top-rated Buick GS 400 Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your Buick GS 400 based on customer reviews/ratings are:
Locking Fuel Cap: 10571, Push In, Direct Fit, Provides Tight Seal, 1 Pack
from $22.99
(4)
Locking Fuel Cap: 10571, Push In, Direct Fit, Provides Tight Seal, 1 Pack
“Exact fit replacement, no problems what so ever.”
Fuel Tank Sending Unit
from $84.99
(2)
Fuel Tank Sending Unit
“This is one of them hard to find item. Well you can find them at the restoration shops but they want a huge price for something like this. Wish Advanc”