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Dorman 679-021 Exhaust Crossover Pipe
| Brand | Dorman 679-021 |
|---|---|
| Material | Stainless steel |
| Inlet Outside Diameter | 3.25 |
| Outlet Outside Diameter | 3.25 |
| Length | 34 |
| Color | Natural |
| Flanged Inlet | Yes |
| Flanged Outlet | Yes |
| Clamps Included | No |
| Finish | Natural |
| Shape | Single pipe |
| Grade Type | Regular |
| Hanger Included | No |
| Outlet Quantity | 1 |
| Mounting Bracket Included | No |
| Catalytic Converter Included | Not required |
| Exhaust Pipe Inlet Inside Diameter (in) | 3 in |
| Exhaust Pipe Material | Stainless steel |
| Exhaust Pipe Outlet Inside Diameter (in) | 3 in |
| Flange Quantity | 3 |
| Flanged | Yes |
| Gasket or Seal Included | Yes |
| Inlet Quantity | 1 |
| Overall Height (in) | 5 in |
| Overall Width (in) | 15 in |
| Package Contents | 1 crossover pipe; 2 flange gaskets; 1 donut gasket |
| Strap Hanger Included | No |
| Welding Required | No |
| Fits | Ford and Mercury · 7 vehicles |
OE-style fit. Matches the original pipe's fit and function on specified applications.
Stainless steel. Built for reliable performance and durability.
Flanged design. Includes gaskets for a secure exhaust connection.
Cross-references 9L8Z5E256B for the same application. See all 1.
Dorman Exhaust Crossover Pipe 679-021
Dorman 679-021 is a stainless steel exhaust crossover pipe built to match the fit and function of the original pipe on specified applications. It is made for direct replacement use on 2009-2012 Ford Escape and 2009-2011 Mercury Mariner models.
Key Features
- Stainless steel construction for exhaust system durability
- Flanged inlet and flanged outlet for OE-style connection points
- 3-inch inlet and 3-inch outlet sizing
- Natural finish with a single-pipe design
- Includes gasket or seal components for installation
- No welding required for installation
Detailed Description
This exhaust crossover pipe is engineered as a direct replacement for the original part on select Ford Escape and Mercury Mariner vehicles. Dorman 679-021 uses stainless steel construction and OE-style flange locations to help restore proper exhaust routing and sealing. The 34-inch overall length and 3-inch inlet and outlet dimensions support a precise replacement for the specified applications.
This part cross-references Ford OE number 9L8Z5E256B for the same application. It is a practical choice when replacing a worn, rusted, or leaking crossover pipe on 2009-2012 Ford Escape or 2009-2011 Mercury Mariner models.
What It Helps Fix
- Exhaust leaks at the crossover pipe connection points
- Corrosion or rust damage in the original pipe
- Noisy exhaust operation caused by sealing failure
- Restricted exhaust flow from a damaged pipe section
- Fitment issues from a failed OE crossover pipe
Installation Notes and Tips
Verify flange alignment, pipe diameter, and vehicle application before installation. This Dorman 679-021 crossover pipe is flanged and does not require welding, which supports a straightforward replacement process on the listed Ford Escape and Mercury Mariner applications. Inspect mating surfaces and replace worn seals as needed to help achieve a proper exhaust seal.
Quality Assurance
Dorman states that this exhaust crossover pipe is designed to match the fit and function of the original pipe on specified applications and is engineered for reliable performance and durability. The stainless steel construction supports long-term service in exhaust system use.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2012 | Ford | Escape | 3.0L | V6 | N/A | — |
| 2011 | Ford | Escape | 3.0L | V6 | N/A | — |
| 2011 | Mercury | Mariner | 3.0L | V6 | N/A | — |
| 2010 | Ford | Escape | 3.0L | V6 | N/A | — |
| 2010 | Mercury | Mariner | 3.0L | V6 | N/A | — |
| 2009 | Ford | Escape | 3.0L | V6 | N/A | — |
| 2009 | Mercury | Mariner | 3.0L | V6 | N/A | — |
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