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OE Quality
60-Day Returns
Eastern ConvertorsPart #: 20478
Eastern Convertors 20478 Catalytic Converter - Front
18 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$759.40Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Direct Fit Converter, Front
Fitment: Ram, 2500 and 3500
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? See all Catalytic Converter options
Eastern Convertors 20478 Catalytic Converter - Front
| Brand | Eastern Convertors |
|---|---|
| Part Number | 20478 |
| Position | Direct Fit Converter, Front |
| Converter Type | Federal / epa direct-fit undercar |
| Clamp Quantity | 3 |
| Body Material | Stainless steel |
| California Air Resources Board (CARB) Certified | No |
| Catalyst Type | Eco ii |
| Inlet Gasket Quantity | 0 |
| Inlet Hardware | None |
| Inlet Type A | 2 bolt spinner |
| Inlet Type B | 2 bolt spinner |
| O2 Sensor Ports | 4 |
| Outlet Gasket | None |
| Outlet Hardware | None |
| Outlet Type A | 2 bolt welded |
This part fits 18 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2022 | Ram | 2500 | 6.4L | V8 | Front | Federal and California Emissions; Direct Fit Converter |
| 2022 | Ram | 3500 | 6.4L | V8 | Front | Federal and California Emissions; Direct Fit Converter |
| 2021 | Ram | 2500 | 6.4L | V8 | Front | Federal and California Emissions; Direct Fit Converter |
| 2021 | Ram | 3500 | 6.4L | V8 | Front | Federal and California Emissions; Direct Fit Converter |
| 2020 | Ram | 2500 | 6.4L | V8 | Front | Federal and California Emissions; Direct Fit Converter |
| 2020 | Ram | 3500 | 6.4L | V8 | Front | Federal and California Emissions; Direct Fit Converter |
| 2019 | Ram | 2500 | 6.4L | V8 | Front | Federal and California Emissions; Direct Fit Converter |
| 2019 | Ram | 3500 | 6.4L | V8 | Front | Federal and California Emissions; Direct Fit Converter |
| 2018 | Ram | 2500 | 6.4L | V8 | Front | Federal and California Emissions; Direct Fit Converter |
| 2018 | Ram | 3500 | 6.4L | V8 | Front | Federal and California Emissions; Direct Fit Converter |
| 2017 | Ram | 2500 | 6.4L | V8 | Front | Federal and California Emissions; Direct Fit Converter |
| 2017 | Ram | 3500 | 6.4L | V8 | Front | Federal and California Emissions; Direct Fit Converter |
| 2016 | Ram | 2500 | 6.4L | V8 | Front | Federal and California Emissions; Direct Fit Converter |
| 2016 | Ram | 3500 | 6.4L | V8 | Front | Federal and California Emissions; Direct Fit Converter |
| 2015 | Ram | 2500 | 6.4L | V8 | Front | Federal and California Emissions; Direct Fit Converter |
| 2015 | Ram | 3500 | 6.4L | V8 | Front | Federal and California Emissions; Direct Fit Converter |
| 2014 | Ram | 2500 | 6.4L | V8 | Front | Federal and California Emissions; Direct Fit Converter |
| 2014 | Ram | 3500 | 6.4L | V8 | Front | Federal and California Emissions; Direct Fit Converter |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.