Rein CHT0703 Turbocharger Coolant Line

Brand Rein CHT0703
Application Type ApplicationSpecific
Container Type BG
Country of Origin CN
Heat Shield Inc No
Hose Material EPDMAluminum
Hose Type Single
Item Height 2.0000
Item Length 16.0000
Item Level GTIN 888544106644
Item Qty 1
Item UOM EA
Item Weight 0.3200
Item Weight Unit UOM LB
Item Width 5.2500
Link to Manufacturer Page www.reinautomotive.com
Product Desc Extended 240 Rein OE Quality Coolant Hose Turbo. Identical to OE in fit, form and function, performing exactly as intended.
Product Desc Invoice 40 Rein Coolant Hose Turbo
Product Desc Long 80 Rein OE Quality Coolant Hose Turbo
Product Desc Short 20 Coolant Hose Turbo
Protective Shield Inc No
Warranty Distance 24000
Warranty Time 24
Fits Audi · 10 vehicles

OE direct replacement. Direct-fit design for trouble-free installation.

Premium OE-quality material. Built to handle heat, oil, and ozone exposure.

Identical in fit, form, and function. Restores the hose to intended performance.

Cross-references 06D121492J for the same application. See all 1.

$77.01Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
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Step 2 — Quantity
Order total $77.01
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Turbo Coolant Line for Audi A4

Rein CHT0703 is an OE-quality turbocharger coolant line built for the thermal and chemical demands of turbocharged engines. It is a direct-fit replacement for select Audi A4 and Audi A4 Quattro applications, helping restore proper coolant routing around the turbo system.

Fits 2005-2009 Audi A4, N/A. Fits 2005-2009 Audi A4 Quattro, N/A.

Key Features

  • OE-quality construction for turbocharger coolant service
  • Direct-fit replacement for straightforward installation
  • EPDM and aluminum hose construction for heat and fluid resistance
  • Resists heat, oil, and ozone exposure that can degrade rubber components
  • Designed to restore factory-style fit, form, and function
  • Rein CHT0703 for select Audi turbo cooling applications

Detailed Description

Rein CHT0703 turbocharger coolant line is engineered as an OE-style replacement for turbocharged Audi applications. Built to match factory fitment and routing, it helps maintain reliable coolant flow through the turbo system while standing up to the high temperatures and underhood exposure common in performance-oriented engines. For Audi A4 and Audi A4 Quattro owners, this part number provides a direct replacement solution when the original coolant line is leaking, cracked, or otherwise worn.

This part cross-references 06D121492J for the same application.

Common Problems This Part Can Address

  • Coolant leaks at the turbocharger line
  • Cracked or heat-damaged hose material
  • Oil and ozone-related rubber deterioration
  • Loss of proper coolant circulation around the turbo system
  • Fitment issues caused by a damaged original line

Installation Notes and Tips

Verify the vehicle application before installation and compare the original line to Rein CHT0703 for routing and connection points. Inspect mating surfaces, seals, and nearby turbo components for wear or contamination before reassembly. This direct-fit replacement is intended for select 2005-2009 Audi A4 and Audi A4 Quattro models.

Quality Assurance

Rein manufactures turbo hoses with premium OE-quality materials to meet the demands of turbocharged power systems. Rein CHT0703 is backed by a 24-month, 24,000-mile warranty.

This part fits 10 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelBody TypeLitersCylindersPositionNotes
2009AudiA4Convertible2.0LL4N/A—
2009AudiA4 QuattroConvertible2.0LL4N/A—
2008AudiA4—2.0LL4N/A—
2008AudiA4 Quattro—2.0LL4N/A—
2007AudiA4—2.0LL4N/A—
2007AudiA4 Quattro—2.0LL4N/A—
2006AudiA4—2.0LL4N/A—
2006AudiA4 Quattro—2.0LL4N/A—
2005AudiA4—2.0LL4N/A—
2005AudiA4 Quattro—2.0LL4N/A—
Directly replaces or cross-references 1 part number
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
06D121492J