Dorman 678-505 Pre-Converter - CARB Compliant 98-01 Nissan Altima B08005E500
Confirm Fitment Before You Buy
Not sure it fits? Message Year/Make/Model/Engine (2WD/4WD if applicable) and we’ll help confirm compatibility.
Why buy from Koskowski Automotive?
• 50+ years (since 1972) • Dorman Authorized Seller • Fast shipping • Easy returns
Regular price
$786.61
Select your vehicle at the top of the page to check fitment.
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Vehicle Fitment: Use the table below to match your exact configuration. If you don’t see your exact setup, message us before ordering.
This catalytic converter is precision-engineered to match the original equipment fit and function on specific vehicle years, makes and models for a reliable replacement.
- Direct replacement - this catalytic converter is designed to match the fit and performance of the original equipment on specific vehicles
- Durable construction - manufactured within strict tolerances for reliable longevity
- Cost-effective solution - offers original equipment functionality at a competitive price
- Trustworthy value - backed by team of engineers and quality control experts in the United States
Vehicle Fitment
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2001 | Nissan | Altima | CARB Compliant: Yes; CARB Executive Order Number: D-798-9; 2.4L L4; Engine Family Number (EFN) 1NSXV02.4C4A; Engine Family Number (EFN) 1NSXX02.4C4A | |
| 2000 | Nissan | Altima | CARB Compliant: Yes; CARB Executive Order Number: D-798-9; 2.4L L4; Engine Family Number (EFN) YNSXV02.433A | |
| 1999 | Nissan | Altima | CARB Compliant: Yes; CARB Executive Order Number: D-798-9; 2.4L L4; Engine Family Number (EFN) WNSXV02.433B | |
| 1998 | Nissan | Altima | CARB Compliant: Yes; CARB Executive Order Number: D-798-9; 2.4L L4; Engine Family Number (EFN) XNSXV02.433A |
Please confirm the part number and your vehicle's year, make, model and engine before ordering. Questions? Message us with your VIN and we'll check fitment for you.
Specifications
| Brand | Dorman |
|---|---|
| Part Number | 678-505 |
| UPC | 194883073500 |
| Material | Stainless Steel |
| Mounting Hardware Included | Yes |
| Finish | Uncoated |
| Tube Material | Stainless Steel |
| Inlet Type | Flanged |
| Outlet Type | Flanged |
| Inlet Inside Diameter | 3.55 in. |
| Body Height | 6 in. |
| Body Length | 6 in. |
| Body Width | 4.75 in. |
| Heat Shield Attached | Yes |
| Inlet Quantity | 1 |
| Body Material | Stainless Steel |
| Outlet Inside Diameter | 2.07 in. |
| Outlet Quantity | 1 |
| California Air Resources Board (CARB) Certified | Yes; No |
| Substrate Material | Ceramic |
| Inlet Outside Diameter | 4 in. |
| Outlet Outside Diameter | 4.39 in. |
| Clamps Included | No |
| Universal Or Specific Fit | Specific |
| Grade Type | Standard Replacement |
| Body Shape | Round |
| Package Quantity | 1 |
| Inlet Mounting Hole Quantity | 6 |
| Gasket Or Seal Included | Yes |
| Inlet Mounting Hardware Included | No |
| Outlet Mounting Hole Quantity | 3 |
| Overall Length | 10.5 in. |
| Air Tube Count | 0 |
| Sensor Port Count | 0.225 |
| Outlet Gasket Included | Yes |
| Heat Shield Material | Aluminum |
| Inlet Orientation | Straight |
| Outlet Orientation | Angled |
| Air Tube Adaptable | No |
| California Air Resources Board Approved | Yes |
| CARB Compliant | Yes |
| CARB Executive Order Number | D-798-9 |
| Color | Metallic Gray |
| Converter Body Length | 6 in |
| Converter Body Material | Stainless Steel |
| Exhaust Manifold Inlet Port Shape | Round |
| Inlet Port Shape | Round |
| Installation Hardware Included | Yes |
| Item Grade | Standard Replacement |
| Outlet Port Shape | Round |
| Package Contents | 1 Pre-Converter; 1 Outlet Gasket; 3 Bolts; 3 Washers; 3 Nuts |
| Tube Wall Thickness | 0.22 in |
| Type | One-Piece |
| Country of Origin | United States |
| Warranty | Limited Lifetime |
OE & Interchange Numbers
| B08005E500 | Nissan (OE) |
|---|---|
| 82574 | Interchange |