This exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the original manifold on specified vehicles. It includes all necessary gaskets and downpipe hardware for a complete repair.
EXHAUST MANIFOLD KIT
Exhaust, Manifold, Manifolds
Exhaust Header
| Brand |
Dorman |
|---|---|
| Part Number (MPN) |
674-428 |
| SKU |
674-428 |
| UPC / GTIN |
194883186293 / 00194883186293 |
| Condition |
New |
| Collector Port Diameter |
1.735 |
| Gasket Or Seal Included |
No |
| Grade Type |
Standard Replacement |
| Heat Shield Included |
Yes |
| Material |
Cast Stainless Steel |
| Mounting Hardware Included |
Yes |
| Mounting Hole Quantity |
8 |
| Oxygen Sensor Port |
No |
| Package Contents |
1 Exhaust Manifold |
| Port Shape |
Rectangle |
| Tube Wall Thickness |
0.125 |
| Year |
2020 |
| Make |
Buick |
| Model |
Envision |
| Body & Trim |
Premium |
| Engine & Transmission |
2.0L L4 – Gas |
| General Motors |
12627069, 12670220, 12670221, 12651064 |
Vehicle Fitment