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URO Parts URO-003904 - Engine Crankcase Breather Hose
Product Overview
The URO Parts URO-003904 Engine Crankcase Breather Hose is designed to effectively manage engine vapors and maintain optimal performance. Engineered for OE-level quality, this hose ensures reliable fitment and functionality in your vehicle. Trusted by automotive professionals, URO Parts provides compatibility with various Volvo models, ensuring a seamless replacement experience. Choose URO Parts URO-003904 for dependable performance and peace of mind every time you service your vehicle.
Cross Reference Numbers
This URO Parts URO-003904 is equivalent to or replaces the following part numbers: URO003904, 8653339, 6842720, 32101682, 147 53025 738, 14753025738.
Vehicle Compatibility
- Volvo 960 2.9 (1992-1997)
- Volvo 850 2.4 (1993-1997)
- Volvo 850 2.3 (1994-1997)
- Volvo S90 2.9 (1997-1998)
- Volvo V90 2.9 (1997-1998)
- Volvo S70 2.3 (1998-2000)
- Volvo S70 2.4 (1998-2000)
- Volvo C70 2.3 (1998-2004)
- Volvo C70 2.4 (1998-2004)
- Volvo V70 2.3 (1998-2004)
This also fits other applications. Please use the vehicle selector tool to verify fitment.
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Frequently Asked Questions
What is the function of the URO-003904 Engine Crankcase Breather Hose?
The URO-003904 Engine Crankcase Breather Hose allows for the proper circulation of air and vapors in the engine's crankcase, helping to maintain optimal engine performance and efficiency.
What vehicles are compatible with the URO Parts URO-003904?
This part is compatible with various Volvo models, including the 960, 850, S70, C70, and V70, among others. Always check specific fitment with your vehicle's model year.
What are common symptoms of a failing crankcase breather hose?
Common symptoms include increased oil consumption, oil leaks, and poor engine performance. If you suspect an issue, consider replacing it with the URO Parts URO-003904.
Can a faulty crankcase breather hose trigger any diagnostic trouble codes?
Yes, a malfunctioning crankcase breather hose can lead to DTCs such as P0171 (System Too Lean) or P0420 (Catalyst System Efficiency Below Threshold). Regularly replacing the URO-003904 can help prevent these issues.
Where can I buy the URO Parts URO-003904?
You can easily order the URO Parts URO-003904 from our website, ensuring you receive a factory-correct replacement that restores safety and performance.
Order URO Parts URO-003904 today for a factory-correct replacement that restores safety and performance.
- BrandURO Parts
- ManufacturerURO Parts
- MPNURO-003904
- FeaturesCalifornia Proposition 65 : WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Color : Metallic Black
Material : AEM
Molded : Yes
Number Of Branches : 1
Number of Hose Connectors : 2 - Cross Reference NumbersURO003904, 8653339, 6842720, 32101682, 147 53025 738, 14753025738
- Part TypeEngine Crankcase Breather Hose
- Fitment
- Fitment TypeVehicle Specific
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 2000 | Volvo | C70 | Base (2.3 L5 GAS) | |
| 2000 | Volvo | C70 | Base (2.4 L5 GAS) | |
| 2000 | Volvo | S40 | Base (1.9 L4 GAS) | |
| 2000 | Volvo | S70 | AWD (2.4 L5 GAS) | |
| 2000 | Volvo | S70 | Base (2.4 L5 GAS) | |
| 2000 | Volvo | S70 | GLT (2.4 L5 GAS) | |
| 2000 | Volvo | S70 | GLT SE (2.4 L5 GAS) | |
| 2000 | Volvo | S70 | T5 (2.3 L5 GAS) | |
| 2000 | Volvo | V40 | Base (1.9 L4 GAS) | |
| 2000 | Volvo | V70 | Base (2.4 L5 GAS) | |
| 2000 | Volvo | V70 | GLT (2.4 L5 GAS) | |
| 2000 | Volvo | V70 | GLT SE (2.4 L5 GAS) | |
| 2000 | Volvo | V70 | X/C AWD (2.4 L5 GAS) | |
| 2000 | Volvo | V70 | X/C AWD SE (2.4 L5 GAS) | |
| 2000 | Volvo | V70 | R AWD (2.3 L5 GAS) | |
| 2000 | Volvo | V70 | T5 (2.3 L5 GAS) | |
| 2001 | Volvo | C70 | Base (2.3 L5 GAS) | |
| 2001 | Volvo | C70 | Base (2.4 L5 GAS) | |
| 2001 | Volvo | S40 | Base (1.9 L4 GAS) | |
| 2001 | Volvo | S60 | 2.4T (2.4 L5 GAS) | |
| 2001 | Volvo | S60 | Base (2.4 L5 GAS) | |
| 2001 | Volvo | S60 | T5 (2.3 L5 GAS) | |
| 2001 | Volvo | V40 | Base (1.9 L4 GAS) | |
| 2001 | Volvo | V70 | 2.4T (2.4 L5 GAS) | |
| 2001 | Volvo | V70 | Base (2.4 L5 GAS) | |
| 2001 | Volvo | V70 | X/C (2.4 L5 GAS) | |
| 2001 | Volvo | V70 | T5 (2.3 L5 GAS) | |
| 2002 | Volvo | C70 | Base (2.3 L5 GAS) | |
| 2002 | Volvo | C70 | Base (2.4 L5 GAS) | |
| 2002 | Volvo | S40 | Base (1.9 L4 GAS) | |
| 2002 | Volvo | S60 | 2.4T (2.4 L5 GAS) | |
| 2002 | Volvo | S60 | AWD (2.4 L5 GAS) | |
| 2002 | Volvo | S60 | Base (2.4 L5 GAS) | |
| 2002 | Volvo | S60 | T5 (2.3 L5 GAS) | |
| 2002 | Volvo | V40 | Base (1.9 L4 GAS) | |
| 2002 | Volvo | V70 | 2.4T (2.4 L5 GAS) | |
| 2002 | Volvo | V70 | AWD (2.4 L5 GAS) | |
| 2002 | Volvo | V70 | Base (2.4 L5 GAS) | |
| 2002 | Volvo | V70 | X/C (2.4 L5 GAS) | |
| 2002 | Volvo | V70 | T5 (2.3 L5 GAS) | |
| 2003 | Volvo | C70 | Base (2.3 L5 GAS) | |
| 2003 | Volvo | C70 | Base (2.4 L5 GAS) | |
| 2003 | Volvo | S40 | Base (1.9 L4 GAS) | |
| 2003 | Volvo | S60 | 2.4T (2.4 L5 GAS) | |
| 2003 | Volvo | S60 | Base (2.4 L5 GAS) | |
| 2003 | Volvo | S60 | T5 (2.3 L5 GAS) | |
| 2003 | Volvo | V40 | Base (1.9 L4 GAS) | |
| 2003 | Volvo | V70 | 2.4T (2.4 L5 GAS) | |
| 2003 | Volvo | V70 | Base (2.4 L5 GAS) | |
| 2003 | Volvo | V70 | T5 (2.3 L5 GAS) | |
| 2004 | Volvo | C70 | Base (2.3 L5 GAS) | |
| 2004 | Volvo | C70 | Base (2.4 L5 GAS) | |
| 2004 | Volvo | S40 | Base (1.9 L4 GAS) | Notes: Bottom of Oil Separator to Engine |
| 2004 | Volvo | S40 | LSE (1.9 L4 GAS) | Notes: Bottom of Oil Separator to Engine |
| 2004 | Volvo | S60 | 2.5T (2.5 L5 GAS) | |
| 2004 | Volvo | S60 | 2.5T AWD (2.5 L5 GAS) | |
| 2004 | Volvo | S60 | R (2.5 L5 GAS) | |
| 2004 | Volvo | S60 | 2.4 (2.4 L5 GAS) | |
| 2004 | Volvo | S60 | T5 (2.3 L5 GAS) | |
| 2004 | Volvo | V70 | 2.5T (2.5 L5 GAS) | |
| 2004 | Volvo | V70 | 2.5T AWD (2.5 L5 GAS) | |
| 2004 | Volvo | V70 | R (2.5 L5 GAS) | |
| 2004 | Volvo | V70 | 2.4 (2.4 L5 GAS) | |
| 1995 | Volvo | 850 | Base (2.4 L5 GAS) | |
| 1995 | Volvo | 850 | GLT (2.4 L5 GAS) | |
| 1995 | Volvo | 850 | T-5R (2.3 L5 GAS) | |
| 1995 | Volvo | 850 | Turbo (2.3 L5 GAS) | |
| 1996 | Volvo | 850 | Base (2.4 L5 GAS) | |
| 1996 | Volvo | 850 | GLT (2.4 L5 GAS) | |
| 1996 | Volvo | 850 | R (2.3 L5 GAS) | |
| 1996 | Volvo | 850 | Turbo (2.3 L5 GAS) | |
| 1997 | Volvo | 850 | Base (2.4 L5 GAS) | |
| 1997 | Volvo | 850 | GLT (2.4 L5 GAS) | |
| 1997 | Volvo | 850 | R (2.3 L5 GAS) | |
| 1997 | Volvo | 850 | T-5 (2.3 L5 GAS) | |
| 1992 | Volvo | 960 | Base (2.9 L6 GAS) | |
| 1993 | Volvo | 960 | Base (2.9 L6 GAS) | |
| 1994 | Volvo | 960 | Base (2.9 L6 GAS) | |
| 1998 | Volvo | C70 | Base (2.4 L5 GAS) | |
| 1998 | Volvo | C70 | Base (2.3 L5 GAS) | |
| 1998 | Volvo | S70 | Base (2.4 L5 GAS) | |
| 1998 | Volvo | S70 | GLT (2.4 L5 GAS) | |
| 1998 | Volvo | S70 | T5 (2.3 L5 GAS) | |
| 1998 | Volvo | V70 | AWD (2.4 L5 GAS) | |
| 1998 | Volvo | V70 | Base (2.4 L5 GAS) | |
| 1998 | Volvo | V70 | GLT (2.4 L5 GAS) | |
| 1998 | Volvo | V70 | X/C AWD (2.4 L5 GAS) | |
| 1998 | Volvo | V70 | R (2.3 L5 GAS) | |
| 1998 | Volvo | V70 | T5 (2.3 L5 GAS) | |
| 1999 | Volvo | C70 | Base (2.4 L5 GAS) | |
| 1999 | Volvo | C70 | Base (2.3 L5 GAS) | |
| 1999 | Volvo | S70 | AWD (2.4 L5 GAS) | |
| 1999 | Volvo | S70 | Base (2.4 L5 GAS) | |
| 1999 | Volvo | S70 | GLT (2.4 L5 GAS) | |
| 1999 | Volvo | S70 | T5 (2.3 L5 GAS) | |
| 1999 | Volvo | V70 | AWD (2.4 L5 GAS) | |
| 1999 | Volvo | V70 | Base (2.4 L5 GAS) | |
| 1999 | Volvo | V70 | GLT (2.4 L5 GAS) | |
| 1999 | Volvo | V70 | X/C AWD (2.4 L5 GAS) | |
| 1999 | Volvo | V70 | R AWD (2.3 L5 GAS) |
Warranty Overview
At Newparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.
Standard Warranty – Most Parts
Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.
Protection: Defects in materials or workmanship under normal personal use.
Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.
Exclusions:
Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)
Commercial, fleet, rideshare, off-road, or racing use
Improper installation, misuse, accidents, or modifications
Not Covered: Labor, shipping, towing, or incidental costs.
Bison Performance Warranty – Our House Brand
Coverage: Limited Lifetime Warranty for as long as you own your vehicle.
Applies To: All products sold under the Bison Performance label.
Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.
Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).
What’s Included: Replacement of the defective product (labor and shipping excluded).
Warranty Claim Requirements
To keep claims fast and fair, we require:
Proof of purchase (invoice or order confirmation).
Photos or videos showing the defective part, order number, date, VIN, and odometer reading.
Diagnostic reports or part returns for non-visible issues may be requested.
Claims must be truthful, properly documented, and reflect normal consumer use.
Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.
For full details and exclusions, please see our complete Warranty Terms & Conditions.
This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.
Return Policy Overview
Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
To start a return, use our Return Portal or contact support.
Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)
Refunds: Issued to your original payment method within 3–5 business days after inspection
Exchanges: Not automatic — please return and reorder
Replacements: May be approved for incorrect or defective items reported within 7 days
Not returnable:
Used or installed parts
Electrical components
Opened filter kits, gaskets, or contaminated items
Final sale or custom orders
Important Notes:
Return shipping is your responsibility unless we made a verified error
Fitment is the customer’s responsibility (we can assist, but do not guarantee)
Country of origin may vary and is not grounds for return
For complete details, please see our full Return Policy.
This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.
Fast, Reliable Shipping — Straight to Your Door
We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.
We use trusted carriers like UPS, FedEx, and USPS.
Tracking info is emailed to you as soon as your order ships.
Delivery estimates at checkout are based on carrier data, but not guaranteed.
Need help with a shipment?
If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.
For full details, please see our complete Shipping Policy.
This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions, risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.





