2000-2006 Audi TT Lower High Pressure AC Line / Hose / Pipe 8L9820721D
OEM Part #: 8L9-820-721-D (8L9820721D)
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The exact part you’ll receive — not a stock photo.
$29.99
Used
Donor2004 Audi TT · 1.8L
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Genuine OEM Used
SKU: 685602
Donor Vehicle: 2004 Audi TT · 1.8L
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$29.99
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Audi lower high-pressure AC line/hose/pipe, OEM 8L9820721D, a used genuine part originally removed from a donor vehicle. This refrigerant line also replaces 8L9820721B, 8L0820721B, 8N0820721E, and 8N0820721. Designed for the 1.8L 1781cc turbocharged four-cylinder, it carries high-pressure refrigerant between the compressor and condenser. Common failure symptoms include a gradual loss of cooling performance or visible refrigerant oil leakage at the fittings or along the aluminum pipe.
Specifications
| Fits Vehicle Model | TT |
| Fits Vehicle Make | Audi |
| OEM Part No | 8L9-820-721-D (8L9820721D) |
| Compatible OEM Part No | 8L9-820-721-B, 8L0-820-721-B, 8N0-820-721-E, 8N0-820-721 |
| Category | Air Conditioning |
Compatible Vehicles
Fits 27 vehicle configurations across 1 make, 2000-2006.
Check your specific vehicle before ordering.
This list shows year, make, and model. Some years have multiple trims or
engines that use different parts, and individual listings may have
additional fitment notes (e.g. “with sunroof only”). Review
the full variant list below, or
message us with your VIN
and we’ll confirm the match.
View all 27 vehicle configurations
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2001 | Audi | TT | Quattro Coupe | 1.8L l4 Turbo | |
| 2002 | Audi | TT | Convertible | 1.8L l4 Turbo | |
| 2006 | Audi | TT | Convertible | 1.8L l4 Turbo | |
| 2005 | Audi | TT | Quattro Convertible | 1.8L l4 Turbo | |
| 2001 | Audi | TT | Quattro Convertible | 1.8L l4 Turbo | |
| 2000 | Audi | TT | Quattro Coupe | 1.8L l4 Turbo | |
| 2003 | Audi | TT | Quattro Coupe | 1.8L l4 Turbo | |
| 2001 | Audi | TT | Convertible | 1.8L l4 Turbo | |
| 2004 | Audi | TT | Quattro Convertible | 1.8L l4 Turbo | |
| 2001 | Audi | TT | Coupe | 1.8L l4 Turbo | |
| 2002 | Audi | TT | Coupe | 1.8L l4 Turbo | |
| 2004 | Audi | TT | Convertible | 1.8L l4 Turbo | |
| 2003 | Audi | TT | Quattro Convertible | 1.8L l4 Turbo | |
| 2006 | Audi | TT | Coupe | 1.8L l4 Turbo | |
| 2005 | Audi | TT | Coupe | 1.8L l4 Turbo | |
| 2003 | Audi | TT | Coupe | 1.8L l4 Turbo | |
| 2006 | Audi | TT | Quattro Coupe | 1.8L l4 Turbo | |
| 2004 | Audi | TT | Quattro Coupe | 1.8L l4 Turbo | |
| 2003 | Audi | TT | Convertible | 1.8L l4 Turbo | |
| 2000 | Audi | TT | Coupe | 1.8L l4 Turbo | |
| 2005 | Audi | TT | Convertible | 1.8L l4 Turbo | |
| 2006 | Audi | TT | Quattro Convertible | 1.8L l4 Turbo | |
| 2002 | Audi | TT | Quattro Coupe | 1.8L l4 Turbo | |
| 2005 | Audi | TT | Quattro Coupe | 1.8L l4 Turbo | |
| 2002 | Audi | TT | Quattro ALMS Coupe | 1.8L l4 Turbo | |
| 2002 | Audi | TT | Quattro Convertible | 1.8L l4 Turbo | |
| 2004 | Audi | TT | Coupe | 1.8L l4 Turbo |