Mercury Grand Marquis Gas Caps

Your One-Stop Shop For Trusted Mercury Grand Marquis Gas Caps

If you’re in search of Mercury Grand Marquis Gas Caps aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 27 Gas Caps from top brands with prices ranging from $6.99 to $33.49.

Beyond great prices, we stock trusted brands manufacturing all types of Gas Caps for your Mercury Grand Marquis. Of the 3 OEM and aftermarket parts brands we carry, some of the most popular are Carquest Premium, Motorad, and Motorcraft.

And don’t forget to read customer reviews across all Gas Caps categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Gas Caps have to cost top dollar, and we prove it. Browse our top Mercury Grand Marquis Gas Caps below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Essential Mercury Grand Marquis Gas Caps

Carquest Premium – Locking Fuel Cap: 10507, Screw On, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10507)

Locking Fuel Cap: 10507, Screw On, 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
See More

Carquest Premium – Locking Fuel Cap (Part No.10591)

Locking Fuel Cap

from

$23.99
None

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
See More

Carquest Premium – Fuel Cap (Part No.10840Y)

Fuel Cap

from

$19.79
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
See More

Carquest Premium – Gas Cap: Twist On, Reduces Air Pollution, 1 Pack (Part No.10817)

Gas Cap: Twist On, Reduces Air Pollution, 1 Pack

from

$15.79
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
See More

Carquest Premium – Fuel Cap: 10840, Screw On, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10840)

Fuel Cap: 10840, Screw On, Direct Fit, Provides Tight Seal, 1 Pack

from

$21.99
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
  • Independently tested for emission control
See More

Motorcraft – Motorcraft Fuel Tank Cap (Part No.E2010672210MTR)

Motorcraft Fuel Tank Cap

from

$30.07
With Retaining Straps Motorcraft offers a wide variety of caps to support the ongoing maintenance needs of Ford and Lincoln vehicles.

Product Features:
  • Motorcraft provides extensive coverage of these caps
  • Available for most Ford and Lincoln vehicles
  • Locking sets are offered for dual-tank applications that contain two matching caps with four keys
  • Both locking- and non-locking styles are available
See More

Carquest Premium – Fuel Cap: 10837, Round, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10837)

Fuel Cap: 10837, Round, Direct Fit, Provides Tight Seal, 1 Pack

from

$14.99
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
  • Independently tested for emission control
See More

Carquest Premium – Locking Fuel Cap: 10501, Screw On, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10501)

Locking Fuel Cap: 10501, Screw On, Direct Fit, Provides Tight Seal, 1 Pack

from

$24.99
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
See More

Carquest Premium – Locking Fuel Cap: 10504, Screw On, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10504)

Locking Fuel Cap: 10504, Screw On, Direct Fit, Provides Tight Seal, 1 Pack

from

$21.79
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
See More

Motorad – Tethered Gas Cap: Non-Locking, Original Equipment Manufacturer, Reduces Air Pollution, 1 Pack (Part No.MGC817T)

Tethered Gas Cap: Non-Locking, Original Equipment Manufacturer, Reduces Air Pollution, 1 Pack

from

$23.99
Experience uncompromising quality and emissions compliance with these tethered fuel caps. Manufactured with top-tier materials and rigorous production and safety standards adhering to Original Equipment Manufacturer guidelines. Designed meticulously to meet both state and federal emissions requirements, it ensures environmental responsibility. With its specifically engineered pressure and vacuum relief valves, fuel evaporation becomes a thing of the past. Bid farewell to the risk of losing up to 30 gallons of precious gasoline over a year due to a leaking fuel cap. Trust in our superior construction to safeguard your fuel and contribute to a greener future.
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Carquest Premium – Keyed Alike Locking Fuel Cap (Part No.17591)

Keyed Alike Locking Fuel Cap

from

$11.99
None

Product Features:
  • Protects your fuel from theft and vandalism
  • Manufactured from durable, long-life materials
  • Independently tested for emission control
  • Passes all state and federal emissions tests
  • Reduces air pollution with proper sealing and venting
See More

Carquest Premium – Keyed Alike Locking Fuel Cap (Part No.17504)

Keyed Alike Locking Fuel Cap

from

$6.99
None

Product Features:
  • Protects your fuel from theft and vandalism
  • Manufactured from durable, long-life materials
  • Independently tested for emission control
  • Passes all state and federal emissions tests
  • Reduces air pollution with proper sealing and venting
See More

Carquest Premium – Fuel Cap: 10832, Round, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10832)

Fuel Cap: 10832, Round, Direct Fit, Provides Tight Seal, 1 Pack

from

$20.99
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
  • Independently tested for emission control
See More

Motorcraft – FUEL TANK CAP (Part No.FC-961)

FUEL TANK CAP

from

$28.99
FUEL TANK CAP

Carquest Premium – Locking Fuel Cap (Part No.10501D)

Locking Fuel Cap

from

$31.99
None

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
See More

Motorcraft – Motorcraft Fuel Tank Cap (Part No.E2010200812MTR)

Motorcraft Fuel Tank Cap

from

$23.12
With Retaining Straps Motorcraft offers a wide variety of caps to support the ongoing maintenance needs of Ford and Lincoln vehicles.

Product Features:
  • Motorcraft provides extensive coverage of these caps
  • Available for most Ford and Lincoln vehicles
  • Locking sets are offered for dual-tank applications that contain two matching caps with four keys
  • Both locking- and non-locking styles are available
See More

Carquest Premium – Fuel Cap: 10834, Screw On, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10834)

Fuel Cap: 10834, Screw On, Direct Fit, Provides Tight Seal, 1 Pack

from

$15.49
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
See More

Carquest Premium – Keyed Alike Locking Fuel Cap (Part No.17507)

Keyed Alike Locking Fuel Cap

from

$10.99
None

Product Features:
  • Protects your fuel from theft and vandalism
  • Manufactured from durable, long-life materials
  • Independently tested for emission control
  • Passes all state and federal emissions tests
  • Reduces air pollution with proper sealing and venting
See More

Carquest Premium – Locking Fuel Cap: 10582, Push In, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10582)

Locking Fuel Cap: 10582, Push In, Direct Fit, Provides Tight Seal, 1 Pack

from

$19.79
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
See More

Carquest Premium – Locking Fuel Cap: 10510, Screw On, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10510)

Locking Fuel Cap: 10510, Screw On, Direct Fit, Provides Tight Seal, 1 Pack

from

$32.99
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
See More

Carquest Premium – Fuel Cap: 10819, Screw On, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10819)

Fuel Cap: 10819, Screw On, Direct Fit, Provides Tight Seal, 1 Pack

from

$16.79
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
  • “Torque Override” feature aids in the proper installation of the fuel cap. It produces an audible click as the O-ring that seals the cap is properly compressed.
See More

Carquest Premium – Locking Fuel Cap: 10502, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10502)

Locking Fuel Cap: 10502, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack

from

$33.49
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:
  • 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
See More

Motorad – Tethered Fuel Cap (Part No.MGC639T)

Tethered Fuel Cap

from

$23.99
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:
  • Come pre-assembled for quick and easy installation.
  • Several fastener options to work with any fuel cap compartment configuration
  • Fits vehicles orginally equipped with tether
  • Reduces air pollution with proper sealing and venting
  • Manufactured from durable, long-life materials
See More

Motorad – Tethered Fuel Cap (Part No.MGC839T)

Tethered Fuel Cap

from

$30.49
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:
  • Come pre-assembled for quick and easy installation.
  • Several fastener options to work with any fuel cap compartment configuration
  • Fits vehicles orginally equipped with tether
  • Reduces air pollution with proper sealing and venting
  • Manufactured from durable, long-life materials
See More

Motorad – Tethered Fuel Cap (Part No.MGC832T)

Tethered Fuel Cap

from

$30.49
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:
  • Come pre-assembled for quick and easy installation.
  • Several fastener options to work with any fuel cap compartment configuration
  • Fits vehicles orginally equipped with tether
  • Reduces air pollution with proper sealing and venting
  • Manufactured from durable, long-life materials
See More

Gas Caps Brands You Can Trust For Your Mercury Grand Marquis

3 trusted brands of Gas Caps line our shelves, ready to help keep your Mercury Grand Marquis running smooth. Below are some of the most popular brands and their top Gas Caps offerings:

Popular Motorcraft Gas Caps

Motorcraft products for the Mercury Grand Marquis span several categories. Some of the highest-rated Motorcraft Gas Caps that will fit your Mercury Grand Marquis are:
Motorcraft Fuel Tank Cap
from $23.12
(2)
Motorcraft Fuel Tank Cap
Gas Caps

Most Purchased Mercury Grand Marquis Gas Caps from Carquest Premium

When you buy the most frequently purchased Carquest Premium brand Gas Caps, you can be confident it will be the right part for your Mercury Grand Marquis. Here are the Carquest Premium Gas Caps Advanced Auto customers buy the most:

FAQs for Mercury Grand Marquis Gas Caps

What are the most purchased Gas Caps for the Mercury Grand Marquis?

Out of 27 Gas Caps for the Mercury Grand Marquis, the most popular in our inventory are:

What are the top-rated Mercury Grand Marquis Gas Caps?

Top-rated Gas Caps for your Mercury Grand Marquis based on customer reviews/ratings are:
Locking Fuel Cap
from $23.99
(35)
Locking Fuel Cap
“Had a check engine light and when I scanned it, calls for a new gas cap. Instead of buying oem from the dealer or just an ordinary gas cap from a part”
Locking Fuel Cap: 10502, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack
from $33.49
(34)
Locking Fuel Cap: 10502, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack
“Fit fine. Working good so far. Have a blessed day.”