Four Seasons
Coolant Flange

Four Seasons 86181 Engine Coolant Outlet Flange

Brand Four Seasons 86181
Bld Screw Included? Not Included
Description Engine Coolant Components
Gasket Or Seal Included Not Included
Lip For Thermostat? No
Material Plastic
Meets / Exceeds OEM? Yes
Mounting Hardware Included Not Included
Mounting Hole Quantity 2
Number of Outlets 4.000
Outlet 1 Attachment Type Hose Barb
Outlet Quantity 3
Style w/o Thermostat
Symetrical Base? No
Type Coolant Flange
Product line Coolant Flange
Fits Audi · 6 vehicles

OE direct replacement. Meets or exceeds OEM requirements for dependable cooling system service.

Plastic construction. Lightweight coolant flange with hose barb outlets for secure connections.

Coolant flange. Engine coolant outlet component for routing coolant through the system.

Cross-references Focus Auto Parts 86181, 06A121132A and 06A121132APRM for the same application. See all 8.

$29.22Free shipping
In stock · usually ships same day before 1pm CST
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Engine Coolant Outlet Flange for Audi TT

Four Seasons 86181 is an engine coolant outlet flange built for direct-fit service on select Audi TT and Audi TT Quattro models. This plastic coolant flange is specified as an OE-style replacement that meets or exceeds OEM requirements, making it a practical choice for cooling system repair on 2000-2002 applications.

Key Features

  • Brand: Four Seasons Coolant Flange
  • Part number: 86181
  • Engine coolant outlet flange / coolant flange design
  • Plastic construction
  • Hose barb outlet attachment type
  • 3 outlets with 5 total ports
  • Style: without thermostat
  • 2 mounting holes
  • Meets or exceeds OEM specifications
  • Cross-reference: Focus Auto Parts 86181

Product Details

Four Seasons 86181 is part of the Coolant Flange product line and is engineered for cooling system service where the original outlet flange has cracked, warped, or begun leaking. It is listed for 2000-2002 Audi TT and 2000-2002 Audi TT Quattro, giving technicians a direct replacement option for these vehicle-specific cooling system repairs. The flange uses a plastic body, a hose barb outlet connection, and a no-thermostat configuration to match the intended application.

This part cross-references Focus Auto Parts 86181 for the same application.

Common Repair Uses

  • Coolant leaks at the outlet flange housing
  • Cracked or brittle plastic coolant connection points
  • Failed hose barb sealing surfaces
  • Cooling system service on Audi TT and Audi TT Quattro models
  • Replacement of a worn OE-style coolant flange

Installation Notes and Tips

Verify the vehicle’s engine cooling layout before installation and compare the outlet count, port layout, and mounting hole pattern to the original part. This flange does not include mounting hardware, gasket, or seal, so those components must be sourced separately if required by the repair. Clean the mating surfaces thoroughly and inspect connected hoses for age-related damage before reassembly.

Quality Assurance

Four Seasons lists this coolant flange as meeting or exceeding OEM specifications for the intended application. It is designed as an OE-style replacement for 2000-2002 Audi TT and Audi TT Quattro cooling system service.

This part fits 6 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2002AudiTTN/ACoolant Flange
2002AudiTT QuattroN/ACoolant Flange
2001AudiTTN/ACoolant Flange
2001AudiTT QuattroN/ACoolant Flange
2000AudiTTN/ACoolant Flange
2000AudiTT QuattroN/ACoolant Flange
Directly replaces or cross-references 8 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Focus Auto Parts — 8618106A121132A06A121132APRM06A121133C816011KGT133CNNHGW98711W98711