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Rein CHE0429 - Engine Coolant Hose (Heater Return Pipe To Pipe)
MPN: CHE0429
The Rein CHE0429 Engine Coolant Hose ensures efficient coolant transfer in your Audi, maintaining optimal engine temperatures. Built to OEM standards for reliability.
Vehicle Specific
Check if this part fits your vehicle.
Product Overview
The Rein Engine Coolant Hose CHE0429 is an essential component for your Audi's cooling system, designed to ensure optimal engine temperature and efficient operation. Manufactured to meet OEM standards, this high-quality hose provides a reliable solution for the transfer of hot coolant from the engine to the radiator. Its robust construction helps prevent leaks and ensures effective heat dissipation, crucial for maintaining performance and longevity. If you are performing a coolant flush, thermostat replacement, or any cooling system service, upgrading to the Rein Engine Coolant Hose CHE0429 is a wise choice. Choose Rein CHE0429 for dependable performance and peace of mind every time you service your vehicle.
Cross Reference Numbers
This Rein CHE0429 is equivalent to or replaces the following part numbers: 06D 121 082 B, 06D121082B.
Vehicle Compatibility
- Audi A4 2.0 L4 (2005–2009)
- Audi A4 Cabriolet 2.0 L4 (2005–2009)
- Audi A4 Quattro 2.0 L4 (2005–2009)
- Audi A4 Quattro Avant 2.0 L4 (2005–2009)
This may also fit other applications. Please use the vehicle selector tool to verify fitment.
Why Shop at eEuroparts.com?
- Proven Expertise: Over 25 years of experience with European vehicles means we know your car inside and out.
- Exclusive Kits That Fit™ - complete repair solutions with no guesswork
- Fitment Confidence: Our accurate cataloging ensures you get the right part the first time.
- Fast, Reliable Shipping: Orders ship quickly from our U.S.-based warehouses.
- Transparent Pricing: Competitive prices with no hidden fees or surprise charges.
- Established Trust: Serving the European auto community since 2000.
Frequently Asked Questions
What does the Rein CHE0429 Engine Coolant Hose do?
The Rein Engine Coolant Hose CHE0429 serves as a conduit for coolant, directing it from the engine to the radiator and ensuring that the engine maintains an optimal operating temperature. This hose plays a critical role in the overall efficiency of the cooling system.
How do I know if my Engine Coolant Hose needs replacement?
Common indicators that the coolant hose may need replacement include visible cracks or leaks, a spongy feel when squeezed, and overheating engine temperatures. Regular inspections are key to maintaining a healthy cooling system.
Can I install the Rein CHE0429 myself?
Yes, you can install the Rein Engine Coolant Hose CHE0429 yourself if you have basic automotive knowledge. Ensure you follow proper procedures and safety precautions when working on your cooling system.
What are the symptoms of a faulty Engine Coolant Hose?
Symptoms of a faulty coolant hose include coolant leaks under the vehicle, engine overheating, and visible wear or damage to the hose material. Regular inspections can help catch these issues early to prevent more severe engine problems.
Why should I choose Rein for my Engine Coolant Hose needs?
Rein is known for its quality and reliability in the automotive parts market. Order Rein CHE0429 today for a factory-correct replacement that restores safety and performance.
Note: All information on this page and in the FAQ is for general reference only. Verify fitment and consult a professional as needed. eEuroparts.com is not responsible for incorrect part selection or installation.
- BrandRein
- ManufacturerRein
- MPNCHE0429
- Part TypeEngine Coolant Hose
- PositionHeater Return Pipe To Pipe
- OE Part Numbers06D 121 082 B, 06D121082B
- FeaturesApplication Type : ApplicationSpecific
Bullet Point 1 : Reduces installation time.
Bullet Point 2 : No cutting, refitting or adjusting the hose.
Bullet Point 3 : Prevents leaks and comebacks from reusing old quick connectors and o-rings.
Bullet Point 4 : Resistant to heat, salt, road debris, oil and other contaminants.
Centerline Length Inches : 8.4700
Centerline Length Metric : 21.5138000
Color : Black
Container Type : BG
Country of Origin : TR
Heat Shield Inc : No
Hose End 1 Inside Diameter Inches : 0.5600
Hose End 1 Inside Diameter Metric : 1.4224000
Hose End 1 Outside Diameter Inches : 0.9100
Hose End 1 Outside Diameter Metric : 2.3114000
Hose End 2 Inside Diameter Inches : 0.5600
Hose End 2 Inside Diameter Metric : 1.4224000
Hose End 2 Outside Diameter Inches : 0.9100
Hose End 2 Outside Diameter Metric : 2.3114000
Hose End 3 Inside Diameter Inches : 0.0000
Hose End 3 Inside Diameter Metric : 0.0000000
Hose End 4 Inside Diameter Inches : 0.0000
Hose End 4 Inside Diameter Metric : 0.0000000
Hose End 5 Inside Diameter Inches : 0.0000
Hose End 5 Inside Diameter Metric : 0.0000000
Hose Material : EPDM
Hose Type : Single
Item Height : 2.7500
Item Length : 6.0000
Item Level GTIN : 843266065891
Item Qty : 1
Item Quantity Size : 1
Item Quantity Size UOM : EA
Item UOM : EA
Item Weight : 0.1600
Item Weight Unit UOM : LB
Item Width : 3.5000
Link to Manufacturer Page : www.reinautomotive.com
Maximum Working Pressure : 0.0000
Product Desc Extended 240 : Rein OE Quality water hoses are designed to be direct replacements for OE hoses and assemblies. Rein hoses are identical, from the size and shape of their branches to the thermoplastic quick connect fittings as called for by the OE
Product Desc Invoice 40 : Rein Water Hose
Product Desc Long 80 : Rein OE Quality Water Hose
Product Desc Short 20 : Water Hose
Protective Shield Inc : No
Tech Note : Complete OE Quality Direct Fit European Hose
Warranty Distance : 24000
Warranty Distance UOM : MI
Warranty Time : 24
Warranty Time UOM : MO
- Fitment
- Fitment TypeVehicle Specific
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 2009 | Audi | A4 | Base (2.0 L4 GAS) | |
| 2009 | Audi | A4 | Cabriolet (2.0 L4 GAS) | |
| 2009 | Audi | A4 Quattro | Avant (2.0 L4 GAS) | |
| 2009 | Audi | A4 Quattro | Base (2.0 L4 GAS) | |
| 2009 | Audi | A4 Quattro | Cabriolet (2.0 L4 GAS) | |
| 2008 | Audi | A4 | Base (2.0 L4 GAS) | |
| 2008 | Audi | A4 | Cabriolet (2.0 L4 GAS) | |
| 2008 | Audi | A4 Quattro | Avant (2.0 L4 GAS) | |
| 2008 | Audi | A4 Quattro | Base (2.0 L4 GAS) | |
| 2008 | Audi | A4 Quattro | Cabriolet (2.0 L4 GAS) | |
| 2007 | Audi | A4 | Base (2.0 L4 GAS) | |
| 2007 | Audi | A4 | Cabriolet (2.0 L4 GAS) | |
| 2007 | Audi | A4 Quattro | Avant (2.0 L4 GAS) | |
| 2007 | Audi | A4 Quattro | Base (2.0 L4 GAS) | |
| 2007 | Audi | A4 Quattro | Cabriolet (2.0 L4 GAS) | |
| 2006 | Audi | A4 | Base (2.0 L4 GAS) | |
| 2006 | Audi | A4 Quattro | Avant (2.0 L4 GAS) | |
| 2006 | Audi | A4 Quattro | Base (2.0 L4 GAS) | |
| 2005 | Audi | A4 | Base (2.0 L4 GAS) | |
| 2005 | Audi | A4 Quattro | Avant (2.0 L4 GAS) | |
| 2005 | Audi | A4 Quattro | Base (2.0 L4 GAS) |
Warranty Overview
At eEuroparts, 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, contact customer support via Chat or Contact Us.
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 complete details, please see our full 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.
