Dorman 679-576 left exhaust manifold catalytic converter for the 2019-2022 Ram 1500 V6 3.6L collects exhaust from the engine and treats it in a single unit. The Dorman exhaust manifold with integrated catalytic converter is a pre-converter and is not CARB compliant.
- Part of the Dorman OE Solutions line
- One-piece stainless steel body that joins the manifold and the converter
- Round converter body with a ceramic substrate
- Flanged inlet with four mounting holes and flanged outlet with two
- Inlet gasket plus bolts, nuts and washers for the downpipe connection
- Manufactured within strict tolerances
Quick facts
- Part: Dorman 679-576 exhaust manifold catalytic converter
- Also called: exhaust manifold with integrated catalytic converter
- Fits: 2019-2022 Ram 1500 V6 3.6L
- Position: Left
- Material: Stainless steel
- Condition: New
A ticking exhaust leak, a rattle from the converter or a check engine light can be signs that this unit is failing. Before you replace it, rule out a leaking gasket, a faulty oxygen sensor and an engine misfire, since any of them can bring on a similar complaint.
Fits
It is a direct replacement for the 2019-2022 Ram 1500 V6 3.6L, with one unit on the left side. This listing is one piece; the right side is a separate part, and the two sides are normally replaced together.
Specifications
Fit and size
- Position: Left
- Quantity per vehicle: 1
- Overall length: 31 in
- Converter body length: 8.3 in
- Body width: 4 in
- Inlet inside diameter: 1.5 in
- Outlet inside diameter: 1.8 in
- Outlet outside diameter: 2 in
- Tube wall thickness: 0.125 in
- Sensor port size: 0.45 in
Build and materials
- Type: One-piece
- Material: Stainless steel
- Substrate: Ceramic
- Finish: Uncoated
- Heat shield: not attached
- CARB certified: No
- Condition: New
- Country of origin: United States
In the box
One exhaust manifold catalytic converter, one inlet gasket, two bolts, two nuts and two washers for the downpipe connection. The outlet gasket, inlet mounting hardware, clamps and hangers are not included, so plan on new inlet fasteners, since the old ones may not be reusable.
Interchange: 68263749AA · 68263749AB · 20491
This part cross-references / interchanges with the following part numbers:
68263749AA, 68263749AB, 20491
Frequently Asked Questions
Is the Dorman 679-576 the right left-side converter for the 2019-2022 Ram 1500 V6 3.6L?
Yes. Dorman 679-576 is the left exhaust manifold catalytic converter listed for the 2019-2022 Ram 1500 V6 3.6L. The right side is a separate part.
Does the Dorman 679-576 come with a gasket and bolts?
Yes, Dorman 679-576 includes one inlet gasket plus two bolts, two nuts and two washers for the downpipe. The outlet gasket, inlet mounting hardware, clamps and hangers are not included.
Is this exhaust manifold catalytic converter CARB certified?
No. It is a pre-converter that is not CARB certified or New York certified. It has a ceramic substrate in a stainless steel body.
How can I tell if my left exhaust manifold catalytic converter is failing?
Cracks or leaks at the flanges, seen with the engine off and cool, a rattle from the converter or a check engine light can all be signs. A shop can test the converter itself.
What are the inlet and outlet sizes on the Dorman 679-576?
The inlet inside diameter is 1.5 in. The outlet is 1.8 in inside and 2 in outside. The inlet flange has 4 mounting holes and the outlet flange has 2.
