Buick GS 400 Fuel and Emissions Systems

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Essential Buick GS 400 Fuel and Emissions Systems

Delphi – Fuel Tank Lock Ring (Part No.FA10009)

Fuel Tank Lock Ring

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$28.99
Delphi is a Tier 1 supplier to the majority of global vehicle manufacturers and has been a manufacturer of dependable fuel pumps and fuel delivery parts for over 80 years. With over 30 OE-proprietary innovations and 150 patents in fuel technologies, Delphi is regarded as a market leader in North American fuel management with sales coverage at over 95%. Learn more about our expert-led training programs and tech hotline at 1-877-463-3574. Visit our Resource Center for helpful tips and tricks on fuel pumps, technologies, and more: https://www.delphiautoparts.com/usa/en-US/resource-center.

Product Features:
  • 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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Carquest Premium – Non-Locking Fuel Tank Cap (Part No.10632)

Non-Locking Fuel Tank Cap

from

$11.99
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:
  • Passes all state and federal emissions tests
  • Manufactured from durable, long-life materials
  • Reduces air pollution with proper sealing and venting
  • Reduces air pollution with proper sealing and venting
  • Independently tested for emission control
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Carquest Premium – Locking Fuel Tank Cap (Part No.10571)

Locking Fuel Tank Cap

from

$25.99
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
  • Manufactured from durable, long-life materials
  • Reduces air pollution with proper sealing and venting
  • Independently tested for emission control
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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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$66.99
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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$56.99
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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Holley – 1968-69 GM A BODY FT (Part No.19-506)

1968-69 GM A BODY FT

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$182.99
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

from

$3.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Includes all parts needed to complete the repair
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Spectra Premium – Fuel Tank Sending Unit (Part No.FG91A)

Fuel Tank Sending Unit

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$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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Dorman – Fuel Sending Unit without Pump (Part No.692-241)

Fuel Sending Unit without Pump

from

$67.99
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 FG91BCQ: Includes Strainer and Wiring Harness (Part No.FG91BCQ)

Fuel Tank Sending Unit FG91BCQ: Includes Strainer and Wiring Harness

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$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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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

from

$51.99
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.FG91B)

Fuel Tank Sending Unit

from

$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
See More

Dorman – Fuel Sending Unit without Pump (Part No.692-242)

Fuel Sending Unit without Pump

from

$91.99
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
See More

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

Fuel Tank Cleaning Kit

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.

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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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 15 aftermarket and OEM Fuel and Emissions Systems for your Buick GS 400, ranging from $3.99 to $274.99.

We offer parts from 7 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 70 reviews of Buick GS 400 Fuel and Emissions Systems from previous customers. Some of the top rated parts include 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 7 trusted brands. You’ll find OEM and aftermarket parts from brands like Felpro, Delphi, and Carquest Premium, all of which can keep that Buick happy.
We have Felpro parts available for your Buick GS 400 in categories like Fuel Pumps. Some of the top-rated Felpro parts in these categories are:
Fuel Pump Mounting Gasket
from $3.99
(26)
Fuel Pump Mounting Gasket
Fuel Pump Block-Off Plate Gaskets

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 15 Fuel and Emissions Systems for the Buick GS 400, the most popular in our inventory are:
Fuel Tank Cleaning Kit
from $12.49
This product is not rated
Fuel Tank Cleaning Kit
Fuel Tank Cleaning Kits
Non-Locking Fuel Tank Cap
from $11.99
(3)
Non-Locking Fuel Tank Cap
Gas Caps
Locking Fuel Tank Cap
from $25.99
(4)
Locking Fuel Tank Cap
Gas Caps

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:
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”