How to Remove and Replace the Rear Footwell Air Duct in All on Mercury Mariner?

All vehicles require their rear footwell duct replacement through a process which starts by removing first the driver and front passenger seats then the floor console. The next step requires removing front door scuff plate trim panels together with both lower A-pillar trim panels. Automatic transmission vehicles require removal of the selector lever cable that includes disconnecting cable ends from gearshift lever points and releasing the cable from its bracket position. Leave the carpet in position to reach the floor ducts before removing the wiring harness from the left-hand side floor duct and placing it aside. The first step involves the removal of the LH floor duct before proceeding to extract its pin-type retainer and finally removing the RH floor duct. After the installation ends the technicians should follow the removal steps in reverse order.

How to service the air duct outlet pipe on Mercury Mariner?

You should start the air cleaner outlet pipe service procedure by disconnecting the crankcase vent tube from its position on the pipe. When servicing a vehicle with automatic transaxle you need to remove the vacuum tube from the air cleaner outlet pipe. Secondly you need to disconnect the electrical connector of the mass air flow sensor. You should remove the air cleaner outlet pipe after first loosening its two clamps. Sleep the new pipe with a torque of 3 Nm (27 lb-in) while taking care to create a secure seal that blocks unmetered air from entering the engine. Conclude the replacement process by following the exact steps for uninstallation.

OEM Mercury Mariner Air Duct

Air Hose

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11 Air Ducts found

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Mercury Mariner Outlet Tube Part Number: 2L8Z-9B659-BA
$24.17 MSRP: $34.28
You Save: $10.11 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Hose - Air; Engine Air Intake Hose; Air Intake Hose; Intake Coupling
- Replaces: YL8Z-9B659-BE
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2005-2007 Mercury Mariner | Luxury, Premier | 6 Cyl 3.0 L GAS
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Mercury Mariner Air Inlet Tube Part Number: AL8Z-9B659-A
$57.18 MSRP: $83.23
You Save: $26.05 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Hose - Air; Engine Air Intake Hose; Intake Coupling; Air Intake Hose
- Replaces: 9L8Z-9B659-B
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2009-2011 Mercury Mariner | Base, Premier | 6 Cyl 3.0 L FLEX, 6 Cyl 3.0 L GAS
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Mercury Mariner Air Inlet Duct Part Number: 8L8Z-9B659-A
$44.04 MSRP: $63.00
You Save: $18.96 (31%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Hose - Air; Engine Air Intake Hose; Intake Coupling; Air Inlet Tube; Air Intake Hose
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2008 Mercury Mariner | Base | 4 Cyl 2.3 L GAS
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Mercury Mariner Air Inlet Tube, Rear Part Number: 9L8Z-9B659-D
$43.44 MSRP: $62.15
You Save: $18.71 (31%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Hose - Air; Engine Air Intake Hose, Rear; Intake Coupling; Air Intake Hose
- Position: Rear
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2009-2011 Mercury Mariner | Base, Premier | 4 Cyl 2.5 L GAS
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Mercury Mariner Air Inlet Duct Part Number: 9L8Z-9A675-B
$42.03 MSRP: $60.13
You Save: $18.10 (31%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Hose - Air; Engine Air Intake Hose; Intake Coupling; Air Intake Hose
- Replaces: 9L8Z-9A675-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2009-2011 Mercury Mariner | Base, Premier | 6 Cyl 3.0 L FLEX, 6 Cyl 3.0 L GAS
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Mercury Mariner Air Inlet Duct Part Number: 9L8Z-9F843-A
$29.67 MSRP: $40.37
You Save: $10.70 (27%)
ADD TO CART
Product Specifications
- Other Name: Tube - Air Inlet; Engine Air Intake Hose; Intake Coupling; Air Intake Hose
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2009-2011 Mercury Mariner | Base, Premier | 4 Cyl 2.5 L GAS
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Mercury Mariner Air Inlet Duct, Front Part Number: 6L8Z-9F843-B
$36.93 MSRP: $50.26
You Save: $13.33 (27%)
ADD TO CART
Product Specifications
- Other Name: Tube - Air Inlet; Engine Air Intake Hose, Front; Intake Coupling; Inlet Tube; Air Intake Hose
- Position: Front
- Replaces: 5L8Z-9F843-BA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2008 Mercury Mariner | Base, Premier | 4 Cyl 2.3 L GAS, 6 Cyl 3.0 L GAS
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Mercury Mariner Inlet Tube, Front Part Number: 6L8Z-9F843-C
Product Specifications
- Other Name: Tube - Air Inlet; Engine Air Intake Hose, Front; Air Intake Hose; Intake Coupling
- Position: Front
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2005-2007 Mercury Mariner | Base, Convenience, Luxury, Premier | 4 Cyl 2.3 L GAS, 6 Cyl 3.0 L GAS
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Mercury Mariner Air Inlet Duct, Front Part Number: 5M6Z-9F843-AA
Product Specifications
- Other Name: Tube - Air Inlet; Engine Air Intake Hose, Front; Intake Coupling; Inlet Tube; Air Intake Hose
- Position: Front
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2006-2011 Mercury Mariner | Hybrid | 4 Cyl 2.3 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV)
View related parts
Mercury Mariner Outlet Tube Part Number: 5L8Z-9B659-CA
Product Specifications
- Other Name: Hose - Air; Air Intake Hose; Intake Coupling
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2005-2007 Mercury Mariner | Base, Convenience | 4 Cyl 2.3 L GAS
View related parts
Mercury Mariner Air Inlet Tube Part Number: 9L8Z-9B659-AC
$37.63 MSRP: $53.83
You Save: $16.20 (31%)
Product Specifications
- Other Name: Hose - Air; Engine Air Intake Hose; Intake Coupling; Air Intake Hose
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2009-2011 Mercury Mariner | Base, Premier | 4 Cyl 2.5 L GAS

Mercury Mariner Air Duct

OEM Air Duct boasts unmatched quality. Each part goes through full quality checks. They adhere to Mercury's official factory standards. These steps remove flaws and inconsistencies. So you can get Air Duct with long life and a perfect fit. Come to our website and find genuine Mercury Mariner parts. We keep a wide inventory of OEM Mariner parts at the highly affordable prices. It's easy to search, compare, and pick what you need. You'll love the clear info and simple checkout. We offer top-rated customer service, and we reply fast. We also ship promptly to ensure your order arrives on time.

The Mercury Mariner Air Duct functions as a critical component because it provides reliable service coupled with extraordinary performance for different Mariner models throughout the maintenance of engine health. The Mercury Mariner Air Duct together with air filter keeps unfiltered debris outside the engine by filtering incoming air to shield vital engine parts from harm. The state of the air duct must remain unharmed to prevent outside air from entering the engine which causes major engine wear and diminished engine performance. A Mercury Mariner Air Duct utilizes a Mass Air Flow (MAF) sensor to determine engine airflow amounts for efficient engine control computations. The safety performance benefits from this function because an damaged air duct creates engine operation problems through lean conditions. This air duct demonstrates unique features in the Mercury Mariner market through its model compatibility along with its durable built and operational capabilities. The Mercury automobile compact crossover SUV established its reputation through its Consumers Digest optimal Buy award which it received consecutively during three years after its 2005 debut. The the automaker car Air Duct keeps its role vital for model owners who need reliable and performance-focused driving through enhanced features in successive generations.

Mercury Mariner Air Duct Parts and Q&A

Air Inlet Tube
9L8Z-9B659-AC
Q: How to Remove and Replace the Rear Footwell Air Duct in All on Mercury Mariner?
A:
All vehicles require their rear footwell duct replacement through a process which starts by removing first the driver and front passenger seats then the floor console. The next step requires removing front door scuff plate trim panels together with both lower A-pillar trim panels. Automatic transmission vehicles require removal of the selector lever cable that includes disconnecting cable ends from gearshift lever points and releasing the cable from its bracket position. Leave the carpet in position to reach the floor ducts before removing the wiring harness from the left-hand side floor duct and placing it aside. The first step involves the removal of the LH floor duct before proceeding to extract its pin-type retainer and finally removing the RH floor duct. After the installation ends the technicians should follow the removal steps in reverse order.
Outlet Tube
2L8Z-9B659-BA
Q: How to service the air duct outlet pipe on Mercury Mariner?
A:
You should start the air cleaner outlet pipe service procedure by disconnecting the crankcase vent tube from its position on the pipe. When servicing a vehicle with automatic transaxle you need to remove the vacuum tube from the air cleaner outlet pipe. Secondly you need to disconnect the electrical connector of the Mass Air Flow Sensor. You should remove the air cleaner outlet pipe after first loosening its two clamps. Sleep the new pipe with a torque of 3 Nm (27 lb-in) while taking care to create a secure seal that blocks unmetered air from entering the engine. Conclude the replacement process by following the exact steps for uninstallation.