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Audi VW Expansion Tank Cap 5Q0121321

Name: Audi VW Expansion Tank Cap 5Q0121321
Brand: Genuine VW/Audi
Price: 31.95 USD
Availability: OutOfStock

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PART # 5Q0121321

Quality: Genuine - Original Equipment

Select vehicle to confirm fitment

PART # 5Q0121321

$31.95

Out Of Stock

Product info

The Genuine VW/Audi Engine Coolant Reservoir Cap part number 5Q0121321 / 5Q0 121 321 is a must-have for Audi owners. This high-quality cap is designed to fit perfectly on your vehicle’s engine coolant reservoir, ensuring a tight, secure seal that prevents coolant leaks.

One of the key benefits of this cap is its durability. Made from top-quality materials, it is built to withstand extreme temperatures and harsh conditions. This means that you can count on it to last for years, providing reliable performance and protection for your Audi’s engine.

The Genuine VW/Audi Engine Coolant Reservoir Cap is also incredibly easy to install, making it a hassle-free upgrade for your vehicle. With its precise fit and easy-to-use design, you can replace your old, worn-out cap in just a few minutes.

In addition to its durability and ease of installation, this cap also comes with a range of impressive features. Its tight seal ensures that your engine coolant remains at the proper level at all times, preventing overheating and potential damage to your engine.

Whether you’re driving in extreme heat or freezing temperatures, the Genuine VW/Audi Engine Coolant Reservoir Cap provides reliable protection and peace of mind. So if you’re looking for a high-quality, dependable cap for your Audi’s engine coolant reservoir, this is the perfect choice.

Warranty

We offer a 2-year warranty on all parts that we sell. If the part fails within 2 years of purchase, please contact us for instructions to replace it. The warranty does not cover normal wear and tear or improper installation.

Delivery & Returns

Delivery Info

eEuroparts.com® proudly offers wholesale prices and fast shipping available on most orders. Every eEuroparts.com® order is track-able, meaning you'll know exactly where your Engine Coolant Reservoir Cap is at every step of the shipping process. When your order is assigned tracking, we'll send you an email with the tracking number. Most orders have a tracking number within a couple of hours after being placed with eEuroparts.com®.

Returns Info

eEuroparts.com® proudly offers a thirty (30) day cash return for all items purchased through eEuroparts.com®. The item must be new and in its original manufacturer packaging to be eligible for a cash refund. If you would like to return an item or have questions about the process, please contact us and one of our customer service experts will be happy to help. This information is only a summary. Complete shipping and return policy information can be found in our web site policies.

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Interchanges

Brand	Part #

Brand	Part #
Audi	5Q0 121 321 / 5Q0121321

Fitments

Year	Make	Model	Submodel	Engine	Fuel Type	Position	Note
2018	Audi	TT Quattro	Base	2.0L4	GAS	N/A	Location-Reservoir
2018	Audi	S8	Plus	4.0V8	GAS	N/A	4.0 LITER PRIMARY
2018	Audi	S8	Plus	4.0V8	GAS	N/A	Location-Reservoir
2018	Audi	A3	Premium Plus	2.0L4	GAS	N/A	2.0 LITER ENGINE CODE CNTC; to 01/29/2018 \| Convertible;
2018	Audi	A3	Premium	2.0L4	GAS	N/A	2.0 LITER ENGINE CODE CNTC; to 01/29/2018 \| Convertible;
2018	Audi	A3	Prestige	2.0L4	GAS	N/A	2.0 LITER ENGINE CODE CNTC; to 01/29/2018 \| Convertible;
2018	Audi	A8 Quattro	L	3.0V6	GAS	N/A	3.0 LITER GAS 2015-18 PRIMARY
2018	Audi	A8 Quattro	L Sport	4.0V8	GAS	N/A	4.0 LITER PRIMARY
2018	Audi	A8 Quattro	L Sport	4.0V8	GAS	N/A	Location-Reservoir
2018	Audi	A8 Quattro	L	3.0V6	GAS	N/A	Location-Reservoir
2018	Audi	A3 Quattro	Premium	2.0L4	GAS	N/A	2.0 LITER ENGINE CODE CNTC; to 01/29/2018 \| Convertible;
2018	Audi	A3 Quattro	Premium Plus	2.0L4	GAS	N/A	2.0 LITER ENGINE CODE CNTC; to 01/29/2018 \| Convertible;
2018	Audi	A3 Quattro	Prestige	2.0L4	GAS	N/A	2.0 LITER ENGINE CODE CNTC; to 01/29/2018 \| Convertible;
2018	Audi	TTS Quattro	Base	2.0L4	GAS	N/A	Location-Reservoir
2017	Audi	A3 Sportback e-tron	Prestige	1.4L4	PLUG-IN HYBRID EV-GAS (PHEV)	N/A	\| Hatchback;
2017	Audi	A3 Sportback e-tron	Premium Plus	1.4L4	PLUG-IN HYBRID EV-GAS (PHEV)	N/A	\| Hatchback;
2017	Audi	A3 Sportback e-tron	Premium Plus	1.4L4	PLUG-IN HYBRID EV-GAS (PHEV)	N/A	Engine Cooling; Location-Reservoir; To 03/13/2017
2017	Audi	A3 Sportback e-tron	Prestige	1.4L4	PLUG-IN HYBRID EV-GAS (PHEV)	N/A	Inverter Cooling; Location-Reservoir; To 03/13/2017
2017	Audi	A3 Sportback e-tron	Premium Plus	1.4L4	PLUG-IN HYBRID EV-GAS (PHEV)	N/A	1.4 LITER ENGINE COOLING; to 03/13/2017 \| Hatchback;
2017	Audi	A3 Sportback e-tron	Premium	1.4L4	PLUG-IN HYBRID EV-GAS (PHEV)	N/A	Inverter Cooling; Location-Reservoir; To 03/13/2017
2017	Audi	A3 Sportback e-tron	Prestige	1.4L4	PLUG-IN HYBRID EV-GAS (PHEV)	N/A	1.4 LITER ENGINE COOLING; to 03/13/2017 \| Hatchback;
2017	Audi	A3 Sportback e-tron	Premium	1.4L4	PLUG-IN HYBRID EV-GAS (PHEV)	N/A	1.4 LITER ENGINE COOLING; to 03/13/2017 \| Hatchback;
2017	Audi	A3 Sportback e-tron	Premium	1.4L4	PLUG-IN HYBRID EV-GAS (PHEV)	N/A	\| Hatchback;
2017	Audi	Q3	Premium Plus	2.0L4	GAS	N/A
2017	Audi	Q3	Premium	2.0L4	GAS	N/A	Location-Reservoir
2017	Audi	Q3	Premium	2.0L4	GAS	N/A
2017	Audi	Q3	Premium Plus	2.0L4	GAS	N/A	Location-Reservoir
2017	Audi	Q3	Prestige	2.0L4	GAS	N/A
2017	Audi	Q3	Prestige	2.0L4	GAS	N/A	Location-Reservoir
2017	Audi	Q3 Quattro	Premium	2.0L4	GAS	N/A	Location-Reservoir
2017	Audi	Q3 Quattro	Premium	2.0L4	GAS	N/A
2017	Audi	Q3 Quattro	Prestige	2.0L4	GAS	N/A
2017	Audi	Q3 Quattro	Premium Plus	2.0L4	GAS	N/A
2017	Audi	Q3 Quattro	Premium Plus	2.0L4	GAS	N/A	Location-Reservoir
2017	Audi	Q3 Quattro	Prestige	2.0L4	GAS	N/A	Location-Reservoir
2017	Audi	TT Quattro	Base	2.0L4	GAS	N/A	2.0 LITER, CODE CNTB
2017	Audi	TT Quattro	Base	2.0L4	GAS	N/A	Location-Reservoir
2017	Audi	A8 Quattro	L Sport	4.0V8	GAS	N/A	4.0 LITER PRIMARY
2017	Audi	A8 Quattro	L Sport	4.0V8	GAS	N/A	Location-Reservoir
2017	Audi	A8 Quattro	L	3.0V6	GAS	N/A	3.0 LITER GAS 2015-18 PRIMARY
2017	Audi	A8 Quattro	L	3.0V6	GAS	N/A	Location-Reservoir
2017	Audi	S8	Plus	4.0V8	GAS	N/A	4.0 LITER PRIMARY
2017	Audi	S8	Plus	4.0V8	GAS	N/A	Location-Reservoir
2017	Audi	A3 Quattro	Premium	2.0L4	GAS	N/A	Location-Reservoir
2017	Audi	A3 Quattro	Prestige	2.0L4	GAS	N/A	Location-Reservoir
2017	Audi	A3 Quattro	Prestige	2.0L4	GAS	N/A	2.0 LITER ENGINE CODE CNTC; 2.0 LITER, GAS ENGINE CODE CNTC; to 01/29/2018 \| Convertible; \| Sedan;
2017	Audi	A3 Quattro	Premium	2.0L4	GAS	N/A	2.0 LITER ENGINE CODE CNTC; 2.0 LITER, GAS ENGINE CODE CNTC; to 01/29/2018 \| Convertible; \| Sedan;
2017	Audi	A3 Quattro	Premium Plus	2.0L4	GAS	N/A	Location-Reservoir
2017	Audi	A3 Quattro	Premium Plus	2.0L4	GAS	N/A	2.0 LITER ENGINE CODE CNTC; 2.0 LITER, GAS ENGINE CODE CNTC; to 01/29/2018 \| Convertible; \| Sedan;
2017	Audi	S3	Prestige	2.0L4	GAS	N/A	2.0 LITER, GAS ENGINE CODE CNTC \| Sedan;
2017	Audi	S3	Prestige	2.0L4	GAS	N/A	Location-Reservoir
2017	Audi	S3	Premium Plus	2.0L4	GAS	N/A	2.0 LITER, GAS ENGINE CODE CNTC \| Sedan;
2017	Audi	S3	Premium Plus	2.0L4	GAS	N/A	Location-Reservoir
2017	Audi	A3	Prestige	2.0L4	GAS	N/A	Location-Reservoir
2017	Audi	A3	Premium	2.0L4	GAS	N/A	Location-Reservoir
2017	Audi	A3	Premium Plus	2.0L4	GAS	N/A	Location-Reservoir
2017	Audi	A3	Premium	2.0L4	GAS	N/A	2.0 LITER ENGINE CODE CNTC; 2.0 LITER, GAS ENGINE CODE CNTC; to 01/29/2018 \| Convertible; \| Sedan;
2017	Audi	A3	Prestige	2.0L4	GAS	N/A	2.0 LITER ENGINE CODE CNTC; 2.0 LITER, GAS ENGINE CODE CNTC; to 01/29/2018 \| Convertible; \| Sedan;
2017	Audi	A3	Premium Plus	2.0L4	GAS	N/A	2.0 LITER ENGINE CODE CNTC; 2.0 LITER, GAS ENGINE CODE CNTC; to 01/29/2018 \| Convertible; \| Sedan;
2017	Audi	TTS Quattro	Base	2.0L4	GAS	N/A	Location-Reservoir
2017	Audi	TTS Quattro	Base	2.0L4	GAS	N/A	2.0 LITER, CODE CNTB
2016	Audi	Q3	Premium Plus	2.0L4	GAS	N/A
2016	Audi	Q3	Prestige	2.0L4	GAS	N/A
2016	Audi	Q3 Quattro	Premium Plus	2.0L4	GAS	N/A
2016	Audi	Q3 Quattro	Prestige	2.0L4	GAS	N/A
2016	Audi	A3	Prestige	1.8L4	GAS	N/A	1.8 LITER \| Convertible; \| Sedan;
2016	Audi	A3	Premium Plus	1.8L4	GAS	N/A	1.8 LITER \| Convertible; \| Sedan;
2016	Audi	A3	Premium	1.8L4	GAS	N/A	1.8 LITER \| Convertible; \| Sedan;
2016	Audi	A3 Quattro	Premium Plus	2.0L4	GAS	N/A	2.0 LITER ENGINE CODE CNTC; 2.0 LITER, GAS ENGINE CODE CNTC; to 01/29/2018 \| Convertible; \| Sedan;
2016	Audi	A3 Quattro	Prestige	2.0L4	GAS	N/A	2.0 LITER ENGINE CODE CNTC; 2.0 LITER, GAS ENGINE CODE CNTC; to 01/29/2018 \| Convertible; \| Sedan;
2016	Audi	A3 Quattro	Premium	2.0L4	GAS	N/A	2.0 LITER ENGINE CODE CNTC; 2.0 LITER, GAS ENGINE CODE CNTC; to 01/29/2018 \| Convertible; \| Sedan;
2016	Audi	TT Quattro	Base	2.0L4	GAS	N/A	2.0 LITER, CODE CNTB
2016	Audi	S8	Base	4.0V8	GAS	N/A	4.0 LITER PRIMARY
2016	Audi	S8	Plus	4.0V8	GAS	N/A	4.0 LITER PRIMARY
2016	Audi	S8	Plus	4.0V8	GAS	N/A	Location-Reservoir
2016	Audi	A8 Quattro	L	4.0V8	GAS	N/A	4.0 LITER PRIMARY
2016	Audi	A8 Quattro	L	3.0V6	GAS	N/A	3.0 LITER GAS 2015-18 PRIMARY
2016	Audi	A8 Quattro	L TDI	3.0V6	DIESEL	N/A	3.0 LITER DIESEL
2016	Audi	A8 Quattro	L W12	6.3W12	GAS	N/A	6.3 LITER PRIMARY
2016	Audi	S3	Prestige	2.0L4	GAS	N/A	2.0 LITER, GAS ENGINE CODE CNTC \| Sedan;
2016	Audi	S3	Premium Plus	2.0L4	GAS	N/A	2.0 LITER, GAS ENGINE CODE CNTC \| Sedan;
2016	Audi	A3 Sportback e-tron	Premium	1.4L4	PLUG-IN HYBRID EV-GAS (PHEV)	N/A	\| Hatchback;
2016	Audi	A3 Sportback e-tron	Premium	1.4L4	PLUG-IN HYBRID EV-GAS (PHEV)	N/A	1.4 LITER ENGINE COOLING; to 03/13/2017 \| Hatchback;
2016	Audi	A3 Sportback e-tron	Prestige	1.4L4	PLUG-IN HYBRID EV-GAS (PHEV)	N/A	1.4 LITER ENGINE COOLING; to 03/13/2017 \| Hatchback;
2016	Audi	A3 Sportback e-tron	Premium Plus	1.4L4	PLUG-IN HYBRID EV-GAS (PHEV)	N/A	\| Hatchback;
2016	Audi	A3 Sportback e-tron	Prestige	1.4L4	PLUG-IN HYBRID EV-GAS (PHEV)	N/A	Inverter Cooling; Location-Reservoir
2016	Audi	A3 Sportback e-tron	Premium Plus	1.4L4	PLUG-IN HYBRID EV-GAS (PHEV)	N/A	1.4 LITER ENGINE COOLING; to 03/13/2017 \| Hatchback;
2016	Audi	A3 Sportback e-tron	Premium	1.4L4	PLUG-IN HYBRID EV-GAS (PHEV)	N/A	Inverter Cooling; Location-Reservoir
2016	Audi	A3 Sportback e-tron	Premium Plus	1.4L4	PLUG-IN HYBRID EV-GAS (PHEV)	N/A	Inverter Cooling; Location-Reservoir
2016	Audi	A3 Sportback e-tron	Prestige	1.4L4	PLUG-IN HYBRID EV-GAS (PHEV)	N/A	\| Hatchback;
2016	Audi	TTS Quattro	Base	2.0L4	GAS	N/A	2.0 LITER, CODE CNTB
2015	Audi	A3	Premium Plus	1.8L4	GAS	N/A	1.8 LITER \| Convertible; \| Sedan;
2015	Audi	A3	TDI Premium Plus	2.0L4	DIESEL	N/A	2.0 LITER, DIESEL \| Sedan;
2015	Audi	A3	Premium	1.8L4	GAS	N/A	1.8 LITER \| Convertible; \| Sedan;
2015	Audi	A3	TDI Premium	2.0L4	DIESEL	N/A	2.0 LITER, DIESEL \| Sedan;
2015	Audi	A3	TDI Prestige	2.0L4	DIESEL	N/A	2.0 LITER, DIESEL \| Sedan;
2015	Audi	A3	Prestige	1.8L4	GAS	N/A	1.8 LITER \| Convertible; \| Sedan;
2015	Audi	A3 Quattro	Premium	2.0L4	GAS	N/A	2.0 LITER ENGINE CODE CNTC; 2.0 LITER, GAS ENGINE CODE CNTC; to 01/29/2018 \| Convertible; \| Sedan;
2015	Audi	A3 Quattro	Premium Plus	2.0L4	GAS	N/A	2.0 LITER ENGINE CODE CNTC; 2.0 LITER, GAS ENGINE CODE CNTC; to 01/29/2018 \| Convertible; \| Sedan;
2015	Audi	A3 Quattro	Prestige	2.0L4	GAS	N/A	2.0 LITER ENGINE CODE CNTC; 2.0 LITER, GAS ENGINE CODE CNTC; to 01/29/2018 \| Convertible; \| Sedan;
2015	Audi	S3	Premium Plus	2.0L4	GAS	N/A	2.0 LITER, GAS ENGINE CODE CNTC \| Sedan;
2015	Audi	S3	Prestige	2.0L4	GAS	N/A	2.0 LITER, GAS ENGINE CODE CNTC \| Sedan;
2015	Audi	A8 Quattro	L	3.0V6	GAS	N/A	3.0 LITER GAS 2015-18 PRIMARY
2015	Audi	A8 Quattro	Base	3.0V6	GAS	N/A	3.0 LITER GAS 2015-18 PRIMARY
2015	Audi	A8 Quattro	L	4.0V8	GAS	N/A	4.0 LITER PRIMARY
2015	Audi	A8 Quattro	Base	4.0V8	GAS	N/A	4.0 LITER PRIMARY
2015	Audi	A8 Quattro	L W12	6.3W12	GAS	N/A	6.3 LITER PRIMARY
2015	Audi	A8 Quattro	L TDI	3.0V6	DIESEL	N/A	3.0 LITER DIESEL
2015	Audi	S8	Base	4.0V8	GAS	N/A	4.0 LITER PRIMARY
2015	Audi	Q3	Premium Plus	2.0L4	GAS	N/A
2015	Audi	Q3	Prestige	2.0L4	GAS	N/A
2015	Audi	Q3 Quattro	Prestige	2.0L4	GAS	N/A
2015	Audi	Q3 Quattro	Premium Plus	2.0L4	GAS	N/A
2014	Audi	A8 Quattro	L	3.0V6	GAS	N/A	3.0 LITER GAS 2013-14 PRIMARY
2014	Audi	A8 Quattro	L	4.0V8	GAS	N/A	4.0 LITER PRIMARY
2014	Audi	A8 Quattro	Base	3.0V6	GAS	N/A	3.0 LITER GAS 2013-14 PRIMARY
2014	Audi	A8 Quattro	L TDI	3.0V6	DIESEL	N/A	3.0 LITER DIESEL
2014	Audi	A8 Quattro	Base	4.0V8	GAS	N/A	4.0 LITER PRIMARY
2014	Audi	A8 Quattro	L W12	6.3W12	GAS	N/A	6.3 LITER PRIMARY
2014	Audi	S8	Base	4.0V8	GAS	N/A	4.0 LITER PRIMARY
2013	Audi	A8 Quattro	Base	3.0V6	GAS	N/A	3.0 LITER GAS 2013-14 PRIMARY
2013	Audi	A8 Quattro	Base	4.0V8	GAS	N/A	4.0 LITER PRIMARY
2013	Audi	A8 Quattro	L	3.0V6	GAS	N/A	3.0 LITER GAS 2013-14 PRIMARY
2013	Audi	A8 Quattro	L W12	6.3W12	GAS	N/A	6.3 LITER PRIMARY
2013	Audi	A8 Quattro	L	4.0V8	GAS	N/A	4.0 LITER PRIMARY
2013	Audi	S8	Base	4.0V8	GAS	N/A	4.0 LITER PRIMARY
2012	Audi	A8 Quattro	L W12	6.3W12	GAS	N/A	6.3 LITER PRIMARY
2012	Audi	A8 Quattro	Base	4.2V8	GAS	N/A	4.2 LITER
2012	Audi	A8 Quattro	L	4.2V8	GAS	N/A	4.2 LITER
2011	Audi	A8 Quattro	Base	4.2V8	GAS	N/A	4.2 LITER
2011	Audi	A8 Quattro	L	4.2V8	GAS	N/A	4.2 LITER
2010	Audi	TT Quattro	Base	2.0L4	GAS	N/A	2.0 LITER 2009-2010 W/AWD, TT \| AWD;
2010	Audi	TTS Quattro	Base	2.0L4	GAS	N/A	2.0 LITER 2009-2010 W/AWD, TT \| AWD;
2009	Audi	TT Quattro	Base	2.0L4	GAS	N/A	2.0 LITER 2009-2010 W/AWD, TT \| AWD;
2009	Audi	TTS Quattro	Base	2.0L4	GAS	N/A	2.0 LITER 2009-2010 W/AWD, TT \| AWD;

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