Genuine Mercury Mariner Oil Cooler Line

Oil Cooler Hose

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23 Oil Cooler Lines found

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Mercury Mariner Return Line
Part Number: 8L8Z-7890-C
$90.00 MSRP: $139.15
You Save: $49.15 (36%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Hose Assembly; Return Line
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2008 Mercury Mariner | 4 Cyl 2.3L, 4 Cyl 2.3L Hybrid Gas/Electric DOHC, 6 Cyl 3.0L DOHC EFI Modular | 4AT CD4E, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
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Mercury Mariner Inlet Tube
Part Number: 9L8Z-7A031-A
$72.11 MSRP: $105.42
You Save: $33.31 (32%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Hose Assembly - Inlet; Inlet Tube
- Manufacturer Note: Inlet
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2009-2011 Mercury Mariner | 4 Cyl 2.5L Duratec (110kW/150PS), 4 Cyl 2.5L PFI Gas/Electric, 6 Cyl 3.0L OHC Duratec | 6-Speed Automatic Transmission 6F Mid-Range, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
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Mercury Mariner Outlet Tube
Part Number: 9L8Z-7A030-A
$76.12 MSRP: $111.28
You Save: $35.16 (32%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Hose Assembly - Outlet; Outlet Tube
- Manufacturer Note: Outlet
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2009-2011 Mercury Mariner | 4 Cyl 2.5L Duratec (110kW/150PS), 4 Cyl 2.5L PFI Gas/Electric, 6 Cyl 3.0L OHC Duratec | 6-Speed Automatic Transmission 6F Mid-Range, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
View related parts
Mercury Mariner Return Tube
Part Number: 8L8Z-7A031-A
$55.12 MSRP: $79.20
You Save: $24.08 (31%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Tube - Oil Cooler; Return Tube
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2008 Mercury Mariner | 4 Cyl 2.3L, 4 Cyl 2.3L Hybrid Gas/Electric DOHC, 6 Cyl 3.0L DOHC EFI Modular | 4AT CD4E, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
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Mercury Mariner Cooler Pipe
Part Number: AL8Z-7R081-A
$76.87 MSRP: $112.38
You Save: $35.51 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Tube Assembly; Cooler Pipe
- Replaces: 9L8Z-7R081-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2009-2011 Mercury Mariner | 4 Cyl 2.5L Duratec (110kW/150PS), 4 Cyl 2.5L PFI Gas/Electric, 6 Cyl 3.0L OHC Duratec | 6-Speed Automatic Transmission 6F Mid-Range, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
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Mercury Mariner Pressure Line
Part Number: 8L8Z-7890-A
$100.07 MSRP: $146.30
You Save: $46.23 (32%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Hose Assembly; Pressure Line
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2008 Mercury Mariner | 4 Cyl 2.3L, 4 Cyl 2.3L Hybrid Gas/Electric DOHC, 6 Cyl 3.0L DOHC EFI Modular | 4AT CD4E, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
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Mercury Mariner Hose Assembly
Part Number: 8L8Z-7890-B
$42.26 MSRP: $58.71
You Save: $16.45 (29%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2008 Mercury Mariner | 4 Cyl 2.3L, 4 Cyl 2.3L Hybrid Gas/Electric DOHC, 6 Cyl 3.0L DOHC EFI Modular | 4AT CD4E, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
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Mercury Mariner Hose And Bracket Assembly
Part Number: 9L8Z-7R081-A
$76.87 MSRP: $112.38
You Save: $35.51 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Replaced by: AL8Z-7R081-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2009 Mercury Mariner | 4 Cyl 2.5L Duratec (110kW/150PS), 4 Cyl 2.5L PFI Gas/Electric, 6 Cyl 3.0L OHC Duratec | 6-Speed Automatic Transmission 6F Mid-Range, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
View related parts
Mercury Mariner Pressure Line Tube
Part Number: 6L8Z-7A030-A
$12.23 MSRP: $17.42
You Save: $5.19 (30%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Tube - Oil Cooler; Pressure Line Tube
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2006-2008 Mercury Mariner | 4 Cyl 2.3L, 4 Cyl 2.3L Hybrid Gas/Electric DOHC, 6 Cyl 3.0L DOHC EFI Modular | 4AT CD4E, Four-Wheel Drive (Full Time) (Left Hand Drive), Four-Wheel Drive (Right Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive, Two-Wheel Drive (Left Hand Drive), Two-Wheel Drive (Right Hand Drive)
View related parts
Mercury Mariner Oil Cooler Tube
Part Number: 9L8Z-7R081-B
Product Specifications
- Other Name: Tube - Oil Cooler
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2009-2011 Mercury Mariner | 4 Cyl 2.5L Duratec (110kW/150PS), 4 Cyl 2.5L PFI Gas/Electric, 6 Cyl 3.0L OHC Duratec | 6-Speed Automatic Transmission 6F Mid-Range, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
View related parts
Mercury Mariner Oil Cooler Tube
Part Number: 6L8Z-7A031-A
$36.75 MSRP: $52.80
You Save: $16.05 (31%)
Product Specifications
- Other Name: Tube - Oil Cooler
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2006-2007 Mercury Mariner | 4 Cyl 2.3L, 4 Cyl 2.3L Hybrid Gas/Electric DOHC, 6 Cyl 3.0L DOHC EFI Modular | 4AT CD4E, Four-Wheel Drive (Full Time) (Left Hand Drive), Four-Wheel Drive (Right Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive, Two-Wheel Drive (Left Hand Drive), Two-Wheel Drive (Right Hand Drive)
View related parts
Mercury Mariner Hose Assembly
Part Number: YL8Z-7C410-BA
Product Specifications
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2005-2007 Mercury Mariner | 4 Cyl 2.3L, 4 Cyl 2.3L Hybrid Gas/Electric DOHC, 6 Cyl 3.0L DOHC EFI Modular | 4AT CD4E, Four-Wheel Drive (Full Time) (Left Hand Drive), Four-Wheel Drive (Right Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive, Two-Wheel Drive (Left Hand Drive), Two-Wheel Drive (Right Hand Drive)
View related parts
Mercury Mariner Oil Cooler Tube Assembly
Part Number: 5L8Z-7R081-CC
Product Specifications
- Other Name: Tube Assy
- Replaced by: 6L8Z-7890-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2005-2006 Mercury Mariner | 4 Cyl 2.3L, 6 Cyl 3.0L DOHC EFI Modular | 4AT CD4E, Four-Wheel Drive (Full Time) (Left Hand Drive), Four-Wheel Drive (Right Hand Drive), Left Hand Drive, Two-Wheel Drive (Left Hand Drive), Two-Wheel Drive (Right Hand Drive)
View related parts
Mercury Mariner Tube
Part Number: 2L8Z-7A031-AA
Product Specifications
- Replaces: YL8Z-7A031-BA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2005-2007 Mercury Mariner | 4 Cyl 2.3L, 4 Cyl 2.3L Hybrid Gas/Electric DOHC, 6 Cyl 3.0L DOHC EFI Modular | 4AT CD4E, Four-Wheel Drive (Full Time) (Left Hand Drive), Four-Wheel Drive (Right Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive, Two-Wheel Drive (Left Hand Drive), Two-Wheel Drive (Right Hand Drive)
View related parts
Mercury Mariner Oil Cooler Tube
Part Number: 5L8Z-7A031-CC
$44.02 MSRP: $63.25
You Save: $19.23 (31%)
Product Specifications
- Other Name: Tube - Oil Cooler
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2005-2006 Mercury Mariner | 4 Cyl 2.3L, 6 Cyl 3.0L DOHC EFI Modular | 4AT CD4E, Four-Wheel Drive (Full Time) (Left Hand Drive), Four-Wheel Drive (Right Hand Drive), Left Hand Drive, Two-Wheel Drive (Left Hand Drive), Two-Wheel Drive (Right Hand Drive)
View related parts
Mercury Mariner Oil Cooler Tube Assembly
Part Number: 8L8Z-7R081-C
Product Specifications
- Other Name: Tube Assy
- Manufacturer Note: Includes Bypass Valve
- Replaced by: 8L8Z-7R081-D
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2008 Mercury Mariner | 4 Cyl 2.3L, 4 Cyl 2.3L Hybrid Gas/Electric DOHC, 6 Cyl 3.0L DOHC EFI Modular | 4AT CD4E, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
View related parts
Mercury Mariner Oil Cooler Tube Assembly
Part Number: 7L8Z-7R081-A
Product Specifications
- Other Name: Tube Assy
- Replaced by: 8L8Z-7R081-D
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2007 Mercury Mariner | 4 Cyl 2.3L, 4 Cyl 2.3L Hybrid Gas/Electric DOHC, 6 Cyl 3.0L DOHC EFI Modular | 4AT CD4E, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
View related parts
Mercury Mariner Oil Cooler Tube Assembly
Part Number: 6L8Z-7R081-A
Product Specifications
- Other Name: Tube Assy
- Replaced by: 8L8Z-7R081-D
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2006-2007 Mercury Mariner | 4 Cyl 2.3L, 4 Cyl 2.3L Hybrid Gas/Electric DOHC, 6 Cyl 3.0L DOHC EFI Modular | 4AT CD4E, Four-Wheel Drive (Full Time) (Left Hand Drive), Four-Wheel Drive (Right Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive, Two-Wheel Drive (Left Hand Drive), Two-Wheel Drive (Right Hand Drive)
View related parts
Mercury Mariner Oil Cooler Tube
Part Number: YL8Z-7A030-AA
Product Specifications
- Other Name: Tube - Oil Cooler
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2005-2006 Mercury Mariner | 4 Cyl 2.3L, 6 Cyl 3.0L DOHC EFI Modular | 4AT CD4E, Four-Wheel Drive (Full Time) (Left Hand Drive), Four-Wheel Drive (Right Hand Drive), Left Hand Drive, Two-Wheel Drive (Left Hand Drive), Two-Wheel Drive (Right Hand Drive)
View related parts
Mercury Mariner Oil Cooler Hose
Part Number: 6L8Z-7890-A
Product Specifications
- Other Name: Hose - Oil Cooler
- Replaces: 5L8Z-7R081-D, 5L8Z-7R081-CB, 5L8Z-7R081-CC
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2005-2008 Mercury Mariner | 4 Cyl 2.3L, 4 Cyl 2.3L Hybrid Gas/Electric DOHC, 6 Cyl 3.0L DOHC EFI Modular | 4AT CD4E, Four-Wheel Drive (Full Time) (Left Hand Drive), Four-Wheel Drive (Right Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive, Two-Wheel Drive (Left Hand Drive), Two-Wheel Drive (Right Hand Drive)

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1-20 of 23 Results

Mercury Mariner Oil Cooler Line

The Mercury Mariner Oil Cooler Line regulates heat temperature, allowing the SUV and all important systems to run smoothly. Designed according to Mercury specs, the unit fits into every Mariner engine bay. Owners often praise this Oil Cooler Line for its longevity. It is responsible for pulling hot lubricant from moving parts into a compact oil to water cooler. Here, the radiator fluid dissipates excess temperature before returning the oil. By doing this, the Mercury powertrain warms up to optimum temperature quickly but does not experience dangerous spikes that would thin viscosity during towing or acceleration that gives every Mariner a wider safety margin. Two tailored versions offer easier selection: the engine Oil Cooler Line on the driver side, rated for 75-150 psi, and a longer transmission Oil Cooler Line on the passenger side, coping with roughly 300 degrees. The Oil Cooler Line fits in existing brackets, bends without kinking and seals tight, so the Mercury gasket surfaces stay dry and the dashboard needle stays calm thanks to exact factory dimensions. The compatibility of the first generation and later refreshes cover front wheel or all wheel Mariner variants and perform whether the vehicle is cruising downtown or hauling trailers cross country. Hybrid Mariner owners value a stable battery assist, and they have Oil Cooler Line to keep the drivetrain temps stable. According to experienced drivers, the Oil Cooler Line helps ensure that the Mercury crossover remains stable on inclines, so the Mariner maintains speed without triggering a warning light. The Oil Cooler Line is manufactured using reinforced synthetic rubber and fitted with crimped metal ends to ensure excellent burst resistance. Colored fluid markers help do it yourself owners choose the correct line. This feature sets it apart from standard hoses. This component is trusted by Mercury drivers to enhance efficiency, prolong oil life and prevent overheating drama for the passengers.

We provide a wide range of Mercury Mariner Oil Cooler Line at the optimal prices. If you need Mercury Mariner Oil Cooler Line, you can shop with confidence on our website. All our OEM parts come with a manufacturer's warranty and are delivered to your doorstep with a fast delivery service.

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