How to service the intake air duct on Mercury Mariner?

In order to service the intake air duct, disconnect crankcase vent tube, and if needed, vacuum tube to Air Cleaner outlet pipe. Take out MAF sensor connector and wiring harness. Clamp removal, outlet pipe removal and tightening of clamps to 4 Nm to install. Undo the steps to undo.

How to service the air duct by removing the instrument panel on Mercury Cougar?

To service the air duct, start by removing the instrument panel by following the dashboard procedures. After the panel is removed, take out the duct. To install, reverse the removal steps to secure the duct back in position.

OEM Mercury Air Duct

Air Hose

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62 Air Ducts found

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Mercury Outlet Tube Part Number: 4W7Z-9B659-CA
$19.30 MSRP: $26.71
You Save: $7.41 (28%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Hose - Air
Fits the following Mercury Models:
- Grand Marquis | 1998-2002 | GS, LS | 8 Cyl 4.6 L GAS
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Mercury Outlet Tube Part Number: YF1Z-9B659-BA
$36.85 MSRP: $50.98
You Save: $14.13 (28%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Hose - Air; Engine Air Intake Hose; Intake Coupling; Air Intake Hose
- Manufacturer Note: 4V
Fits the following Mercury Models:
- Sable | 2000-2003 | LS, LS Premium | 6 Cyl 3.0 L GAS
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Mercury Air Inlet Tube, Front Part Number: 4F1Z-9A624-AA
$14.27 MSRP: $19.74
You Save: $5.47 (28%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Tube Assembly; Engine Air Intake Hose, Front; Intake Coupling; Air Intake Hose
- Position: Front
Fits the following Mercury Models:
- Sable | 2004-2005 | GS, LS, LS Premium, Platinum Edition | 6 Cyl 3.0 L FLEX, 6 Cyl 3.0 L GAS
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Mercury Air Inlet Duct Part Number: 8L8Z-9B659-A
$44.04 MSRP: $63.00
You Save: $18.96 (31%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Hose - Air; Engine Air Intake Hose; Intake Coupling; Air Inlet Tube; Air Intake Hose
Fits the following Mercury Models:
- Mariner | 2008 | Base | 4 Cyl 2.3 L GAS
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Mercury 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
Fits the following Mercury Models:
- Mariner | 2005-2007 | Luxury, Premier | 6 Cyl 3.0 L GAS
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Mercury Outlet Hose Part Number: AE5Z-9B659-C
Product Specifications
- Other Name: Hose - Air; Engine Air Intake Hose
Fits the following Mercury Models:
- Milan | 2010-2011 | Hybrid | 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV)
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Mercury Outlet Tube Part Number: 4L2Z-9B659-CA
Product Specifications
- Other Name: Hose - Air; Engine Air Intake Hose
Fits the following Mercury Models:
- Mountaineer | 2004-2005 | Base, Convenience, Luxury, Premier | 6 Cyl 4.0 L FLEX, 6 Cyl 4.0 L GAS
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Mercury Outlet Hose, Front Part Number: 6E5Z-9B659-EA
Product Specifications
- Other Name: Hose - Air; Engine Air Intake Hose, Front
- Position: Front
Fits the following Mercury Models:
- Milan | 2006-2009 | Base, Premier | 4 Cyl 2.3 L GAS
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Mercury Outlet Hose, Front Part Number: 6E5Z-9B659-GA
Product Specifications
- Other Name: Hose - Air; Engine Air Intake Hose, Front
- Position: Front
Fits the following Mercury Models:
- Milan | 2006-2007 | Base, Premier | 6 Cyl 3.0 L GAS
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Mercury Outlet Hose, Front Part Number: AE5Z-9B659-B
Product Specifications
- Other Name: Hose - Air; Engine Air Intake Hose, Front
- Position: Front
Fits the following Mercury Models:
- Milan | 2010 | Base, Premier | 4 Cyl 2.5 L GAS
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Mercury Outlet Tube Part Number: XS8Z-9B659-CA
Product Specifications
- Other Name: Hose - Air; Air Intake Hose; Intake Coupling
- Manufacturer Note: Air meter to throttle body
Fits the following Mercury Models:
- Cougar | 1999-2002 | Base, S, V6 | 6 Cyl 2.5 L GAS
- Mystique | 1998-2000 | LS | 6 Cyl 2.5 L GAS
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Mercury Air Hose, Front Part Number: 9G1Z-9B659-B
Product Specifications
- Other Name: Hose - Air; Engine Air Intake Hose, Front; Intake Coupling; Air Duct; Air Intake Hose
- Position: Front
- Replaces: 8G1Z-9B659-B
Fits the following Mercury Models:
- Sable | 2008-2009 | Base, Premier | 6 Cyl 3.5 L GAS
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Mercury Vent Hose Part Number: FODZ-6A664-BA
Product Specifications
- Other Name: Hose - Connecting; Crankcase Breather Hose; Tube
Fits the following Mercury Models:
- Sable | 1992-1993 | GS, LS | 6 Cyl 3.0 L GAS
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Mercury 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
Fits the following Mercury Models:
- Mariner | 2009-2011 | Base, Premier | 4 Cyl 2.5 L GAS
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Mercury Outlet Tube Part Number: 1L2Z-9B659-AC
Product Specifications
- Other Name: Hose - Air; Engine Air Intake Hose
Fits the following Mercury Models:
- Mountaineer | 2002-2003 | Base | 6 Cyl 4.0 L FLEX, 6 Cyl 4.0 L GAS, 8 Cyl 4.6 L GAS
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Mercury Air Outlet Tube Part Number: 1S4Z-9B659-AA
Product Specifications
- Other Name: Hose - Air
- Manufacturer Note: Air filter housing to throttle body., SOHC
Fits the following Mercury Models:
- Tracer | 1997-1999 | GS, LS, Trio | 4 Cyl 2.0 L GAS
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Mercury Outlet Tube Part Number: 2L2Z-9B659-CA
Product Specifications
- Other Name: Hose - Air; Engine Air Intake Hose
Fits the following Mercury Models:
- Mountaineer | 2004-2005 | Base, Convenience, Luxury, Premier | 8 Cyl 4.6 L GAS
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Mercury Outlet Tube Part Number: 3W3Z-9B659-AC
Product Specifications
- Other Name: Hose - Air
- Manufacturer Note: Includes induction resonator., DOHC(Marauder)
Fits the following Mercury Models:
- Marauder | 2003-2004 | Base | 8 Cyl 4.6 L GAS
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Mercury Outlet Tube Part Number: 4F1Z-9B659-AA
Product Specifications
- Other Name: Hose - Air; Air Intake Hose; Intake Coupling
Fits the following Mercury Models:
- Sable | 2005 | GS | 6 Cyl 3.0 L FLEX
View related parts
Mercury Outlet Tube Part Number: 4F1Z-9B659-BA
Product Specifications
- Other Name: Hose - Air; Engine Air Intake Hose; Intake Coupling; Air Intake Hose
Fits the following Mercury Models:
- Sable | 2005 | LS, Platinum Edition | 6 Cyl 3.0 L GAS

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Mercury Air Duct Parts and Q&A

Air Inlet Duct
9L8Z-9A675-B
Q: How to service the intake air duct on Mercury Mariner?
A: In order to service the intake air duct, disconnect crankcase vent tube, and if needed, vacuum tube to Air Cleaner outlet pipe. Take out MAF sensor connector and wiring harness. Clamp removal, outlet pipe removal and tightening of clamps to 4 Nm to install. Undo the steps to undo.
Outlet Tube
F7RZ-9B659-BA
Q: How to service the air duct by removing the instrument panel on Mercury Cougar?
A: To service the air duct, start by removing the instrument panel by following the dashboard procedures. After the panel is removed, take out the duct. To install, reverse the removal steps to secure the duct back in position.