VAICO®Verified to fit 14 vehicles
| Vehicle | Trim | Engine | Notes |
|---|---|---|---|
| 2015 Audi A3 | TDI Premium | L4 2.0L | Note: Grade: Aftermarket|With OE No. 3B0122291B |
| 2015 Audi A3 | TDI Premium Plus | L4 2.0L | Note: Grade: Aftermarket|With OE No. 3B0122291B |
| 2015 Audi A3 | TDI Prestige | L4 2.0L | Note: Grade: Aftermarket|With OE No. 3B0122291B |
| 2015 Volkswagen Golf | TDI S | L4 2.0L | Note: Grade: Aftermarket|With OE No. 1J0121087B |
| 2015 Volkswagen Golf | TDI SE | L4 2.0L | Note: Grade: Aftermarket|With OE No. 3B0122291B |
| 2015 Volkswagen Golf | TDI SEL | L4 2.0L | Note: Grade: Aftermarket|With OE No. 3B0122291B |
| 2015 Volkswagen PassatLower | TDI SE | L4 2.0L | Note: Grade: Aftermarket |
| 2015 Volkswagen PassatLower | TDI SEL Premium | L4 2.0L | Note: Grade: Aftermarket|With OE No. 3B0122291B |
| 2014 Volkswagen Passat | TDI SE | L4 2.0L | Note: Grade: Aftermarket|Material Type: Plastic|Description: With Plug |
| 2014 Volkswagen Passat | TDI SEL Premium | L4 2.0L | Note: Grade: Aftermarket|With OE No. 3B0122291B |
| 2013 Volkswagen Passat | TDI SE | L4 2.0L | Note: Grade: Aftermarket|Material Type: Plastic|Description: With Plug |
| 2013 Volkswagen Passat | TDI SEL | L4 2.0L | Note: Grade: Aftermarket|With OE No. 3B0122291B |
| 2012 Volkswagen Passat | TDI SE | L4 2.0L | Note: Grade: Aftermarket|With OE No. 1J0121087B |
| 2012 Volkswagen Passat | TDI SEL | L4 2.0L | Note: Grade: Aftermarket|Material Type: Plastic|Description: With Plug |
Interchange Checker
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WARNING: Handling passenger or off-highway motor vehicle parts can expose you to chemicals such as phthalates and lead, known to the State of California to cause cancer and reproductive harm. Service the vehicle in a well-ventilated area, wear gloves, and wash your hands. See www.P65Warnings.ca.gov/motor-vehicle-parts

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If a part we confirmed for your vehicle does not fit, we cover the return shipping and refund you in full. That is the fitment guarantee.
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The brand behind your
Radiator Coolant Hose Adapter
VAICO builds this Radiator Coolant Hose Adapter to original-equipment standards.

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VAICO Radiator Coolant Hose Adapter V10-9858
Guaranteed fit or free return

VAICO Radiator Coolant Hose Adapter V10-9858
In stock· ships today
Fast shipping · Get it by Tue, Oct 20
Delivering to your area ·

Key Features
About This Radiator Coolant Hose Adapter
This VAICO automotive component is engineered to meet or exceed OEM specifications for reliable performance and long service life.
Key Features
- Meets or exceeds OEM specifications
- Direct-fit replacement design
- Rigorously tested for durability
- Professional-grade construction
- Backed by manufacturer warranty
Signs This Part Needs Replacement
- •Unusual noises from the component area
- •Decreased vehicle performance
- •Warning lights on dashboard
- •Visible wear or damage
- •Failed vehicle inspection

VAICO
Trusted Automotive Brand
VAICO is a trusted manufacturer of quality automotive parts.
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The brand behind your
Radiator Coolant Hose Adapter
VAICO builds this Radiator Coolant Hose Adapter to original-equipment standards.
The VAICO Radiator Coolant Hose Adapter (V10-9858) is a direct-fit replacement for 2012-2015 Volkswagen and Audi vehicles. It cross-references 3B0122291B. UPC 046001517655. In stock.
About This Product
Radiator Coolant Hose Adapter
The VAICO Radiator Coolant Hose Adapter (V10-9858) is a direct-fit replacement for 2012-2015 Volkswagen and Audi vehicles. It cross-references 3B0122291B. UPC 046001517655. In stock.
This VAICO automotive component is engineered to meet or exceed OEM specifications for reliable performance and long service life.
Key Features
- Meets or exceeds OEM specifications
- Direct-fit replacement design
- Rigorously tested for durability
- Professional-grade construction
- Backed by manufacturer warranty
Signs This Part Needs Replacement
- Unusual noises from the component area
- Decreased vehicle performance
- Warning lights on dashboard
- Visible wear or damage
- Failed vehicle inspection

Brand-first. Fitment-obsessed.
We only sell brands automakers trust, and we double-check the fit on every listing.
Top curated brands only
The brands automakers put on the car.
Obsessed with fitment
Year, make, model, trim, engine, plus the fine print.
Search any part number
Your old part, a competitor, or the dealer #. We confirm the match.
Shop owner? Get BuffyPro business pricing

Fitment Obsessed
Every part checked against your exact year, make, model, trim, and engine.
Wrong Fit? On Us.
Free return shipping, no restocking fee — the fitment guarantee.
Brands OEMs Trust
The names automakers actually put on the car.
Millions of Parts, One Promise
If we say it fits, it fits.




