Genuine Audi Radiator Cap 4D0133335 OEM A8 D2 Authorized Dealer - Audi (4D0-133-335)
2013-2026 Audi - 4d0133335
Genuine Audi Radiator Cap 4D0133335 OEM A8 D2 Authorized Dealer - Audi (4D0-133-335)
2013-2026 Audi - 4d0133335
- Audi
- 4D0-133-335
Details
- Brand:
- SKU:
4D0-133-335
- Positions: Left Lower, Right Lower
- Other Names:
Lower Mount Cap, Radiator Coupling, Radiator Grommet, Radiator Drain Plug, Radiator Coolant Hose Adapter, Cap, Auxiliary Radiator Cap
- Description:
Genuine Audi Radiator Cap for Audi A8 is a genuine OEM component engineered to maintain the precise pressure and sealing integrity your cooling system demands. Designed for 2013 Audi A8 models across a wide range of configurations — including 2.0L, 3.0L convertible, 3.0L plug-in hybrid, 4.0L primary, and diesel variants — this cap ensures a secure, leak-free connection at the radiator coupling point. Also referred to as a Lower Mount Cap, Radiator Coupling, Radiator Grommet, or Radiator Drain Plug, this component plays a critical role in sealing the cooling circuit and preventing coolant loss. Unlike generic aftermarket alternatives, the genuine Audi OEM Radiator Cap is manufactured to exact factory tolerances, meaning the material durometer, thread pitch, and pressure rating are precisely matched to your A8's cooling system. Aftermarket versions frequently use lower-grade polymers that degrade faster under thermal cycling, leading to seepage, pressure drops, and potential engine overheating. Searching for an Audi A8 OEM Radiator Cap or part 4D0133335? You've found the correct fitment-verified, factory-original component. Every detail — from sealing geometry to thermal resistance — meets Audi's stringent manufacturing standards. Audi Henderson is an authorized Audi dealer, and this part comes backed by the manufacturer's warranty for complete peace of mind.
California Proposition 65
WARNING: Cancer and reproductive harm - www.P65Warnings.ca.gov - MSRP: $34.38
- Discount: $15.30 (44.5% off)
- Sale Price: $19.08
- Audi
- 4D0-133-335
Details
- Brand:
- SKU:
4D0-133-335
- Positions: Left Lower, Right Lower
- Other Names:
Lower Mount Cap, Radiator Coupling, Radiator Grommet, Radiator Drain Plug, Radiator Coolant Hose Adapter, Cap, Auxiliary Radiator Cap
- Description:
Genuine Audi Radiator Cap for Audi A8 is a genuine OEM component engineered to maintain the precise pressure and sealing integrity your cooling system demands. Designed for 2013 Audi A8 models across a wide range of configurations — including 2.0L, 3.0L convertible, 3.0L plug-in hybrid, 4.0L primary, and diesel variants — this cap ensures a secure, leak-free connection at the radiator coupling point. Also referred to as a Lower Mount Cap, Radiator Coupling, Radiator Grommet, or Radiator Drain Plug, this component plays a critical role in sealing the cooling circuit and preventing coolant loss. Unlike generic aftermarket alternatives, the genuine Audi OEM Radiator Cap is manufactured to exact factory tolerances, meaning the material durometer, thread pitch, and pressure rating are precisely matched to your A8's cooling system. Aftermarket versions frequently use lower-grade polymers that degrade faster under thermal cycling, leading to seepage, pressure drops, and potential engine overheating. Searching for an Audi A8 OEM Radiator Cap or part 4D0133335? You've found the correct fitment-verified, factory-original component. Every detail — from sealing geometry to thermal resistance — meets Audi's stringent manufacturing standards. Audi Henderson is an authorized Audi dealer, and this part comes backed by the manufacturer's warranty for complete peace of mind.
California Proposition 65
WARNING: Cancer and reproductive harm - www.P65Warnings.ca.gov Also Purchased
Vehicle Fitment
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AUDI HENDERSON
Welcome to Audi OEM Parts, your number one source for all things Audi. We're dedicated to providing you the very best parts and accessories, with an emphasis on OEM fitment.
You can order your Genuine Audi Radiator Cap 4D0133335 OEM A8 D2 Authorized Dealer (4d0133335) right now and have it delivered to your home or work in just a matter of days. Guaranteed to fit your 2013-2026 Audi vehicle and we also offer a VIN verification system at checkout.
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Audi
AudiOEMParts.com is operated by Audi Henderson, an authorized Audi dealership and part of the Findlay Automotive Group in Henderson, NV. We stock genuine Audi OEM parts and accessories for every model — A3, A4, A5, A6, A7, A8, Q3, Q5, Q7, Q8, TT, R8, e-tron, and beyond.
Every part ships directly from factory inventory with full Audi manufacturer warranty. No aftermarket substitutes. No compatibility guessing. Exact fit, every time.
Order online and ship nationwide. Same parts Audi technicians use, at authorized dealer pricing, with the speed of online ordering. Questions? Call 888-448-6114 or email [email protected].