Name: Coolant Tank Cap AMCP-18143-VW005 OE Ref 4M0121321J
Brand: Aftermarket
SKU: AMCP-18143-VW005
Price: 50 GBP
Availability: InStock

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Coolant Tank Cap AMCP-18143-VW005 OE Ref 4M0121321J Aftermarket

Key Specification:

Colour: blue
COOLANT TUBES: 7
Fabrication Number: AMCP-18143-VW005
Material: Plastic
OEM Reference number: 4M0121321J

See Full Specification

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£ 50

£ 41.67 excl. VAT

In Stock

SKU:	AMCP-18143-VW005
Brand	Aftermarket

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Specification
Description
OEM Numbers
Compatibilities
Reviews

Colour

blue

COOLANT TUBES

Fabrication Number

AMCP-18143-VW005

Material

Plastic

OEM Reference number

4M0121321J

Pressure [bar]

1-4

PURPOSE GROUP

Coolant Tank

Supplementary Info

EXPANSION TANK CAP

Supplementary Info

TANKS

Supplementary Info

AUDI A4 2015- - Q5 2016-

Coolant Tank Cap OE Ref — Aftermarket

OEM reference: 4M0121321J
Aftermarket part number: AMCP-18143-VW005
Fits: selected AUDI models

A direct, like-for-like replacement manufactured by Aftermarket — no adaptation or non-standard fitting required.

EXPANSION TANK CAPTANKSAUDI A4 2015- - Q5 2016-

Confirm exact fitment using the OEM reference above or our vehicle registration lookup before ordering, since equivalent-looking parts can differ between production years.

More options in Engine Cooling System if this isn't quite the match you're after.

Reference number(s) comparable with the original spare part number

VAG 4M0 121 321E VAG 4M0 121 321J

OE reference number(s) comparable with the original spare part number

AUDI

AUDI A4 Allroad B9 (8WH, 8WJ) From 01/2016

2.0 TDI quattro 4WD 05/2016-10/2019, 120 kw, 1968 ccm, 163 PS, Estate, Diesel , ENG: DETB

2.0 TDI quattro 4WD 01/2016-, 140 kw, 1968 ccm, 190 PS, Estate, Diesel , ENG: DESA, DETA, DFVA

2.0 TFSI quattro 4WD 01/2016-, 185 kw, 1984 ccm, 252 PS, Estate, Petrol , ENG: CYRB, CYMC, DLHB

2.0 TFSI quattro 4WD 05/2016-10/2019, 183 kw, 1984 ccm, 249 PS, Estate, Petrol , ENG: CYRC

3.0 TDI quattro 4WD 01/2016-08/2018, 200 kw, 2967 ccm, 272 PS, Estate, Diesel , ENG: CRTC

3.0 TDI quattro 4WD 01/2016-08/2018, 160 kw, 2967 ccm, 218 PS, Estate, Diesel , ENG: CSWB

AUDI A4 B9 (8W2, 8WC) From 05/2015

2.0 TFSI Mild Hybrid quattro 4WD 05/2017-11/2019, 185 kw, 1984 ccm, 252 PS, Saloon, Mild Hybrid , ENG: DDWA

2.0 TFSI 4WD 05/2015-, 140 kw, 1984 ccm, 190 PS, Saloon, Petrol , ENG: DBPA, CVKB

3.0 TDI quattro 4WD 09/2015-08/2018, 160 kw, 2967 ccm, 218 PS, Saloon, Diesel , ENG: CSWB

45 TFSI Mild Hybrid 4WD 07/2018-11/2019, 180 kw, 1984 ccm, 245 PS, Saloon, Mild Hybrid , ENG: DKNA

35 TFSI Mild Hybrid 4WD 12/2018-, 110 kw, 1984 ccm, 150 PS, Saloon, Mild Hybrid , ENG: CVKC, DMSB, CVKB, DEMB, DLVB

2.0 TDI 4WD 05/2015-11/2019, 110 kw, 1968 ccm, 150 PS, Saloon, Diesel , ENG: DEUA, CZHA

40 TDI 4WD 05/2015-11/2019, 140 kw, 1968 ccm, 190 PS, Saloon, Diesel , ENG: DESA, DETA

2.0 TDI quattro 4WD 09/2016-11/2019, 120 kw, 1968 ccm, 163 PS, Saloon, Diesel , ENG: DETB

2.0 TFSI quattro 4WD 11/2015-11/2019, 183 kw, 1984 ccm, 249 PS, Saloon, Petrol , ENG: CYRC

2.0 TDI 4WD 05/2015-, 140 kw, 1968 ccm, 190 PS, Saloon, Diesel , ENG: DESA, DETA, DFVA

2.0 TDI 4WD 05/2016-11/2019, 90 kw, 1968 ccm, 122 PS, Saloon, Diesel , ENG: DEUC

30 TDI 4WD 05/2016-11/2019, 90 kw, 1968 ccm, 122 PS, Saloon, Diesel , ENG: DEUC

2.0 TFSI Mild Hybrid 4WD 05/2017-11/2019, 185 kw, 1984 ccm, 252 PS, Saloon, Mild Hybrid , ENG: DDWA

2.0 TDI 4WD 05/2015-11/2019, 100 kw, 1968 ccm, 136 PS, Saloon, Diesel , ENG: DEUB

2.0 TFSI 4WD 05/2015-11/2019, 185 kw, 1984 ccm, 252 PS, Saloon, Petrol , ENG: CYRB, CYMC

45 TFSI Mild Hybrid quattro 4WD 07/2018-11/2019, 180 kw, 1984 ccm, 245 PS, Saloon, Mild Hybrid , ENG: DKNA

3.0 TDI quattro 4WD 05/2015-08/2018, 200 kw, 2967 ccm, 272 PS, Saloon, Diesel , ENG: CRTC

1.4 TFSI 4WD 08/2015-11/2019, 110 kw, 1395 ccm, 150 PS, Saloon, Petrol , ENG: CVNA

40 TFSI Mild Hybrid 4WD 05/2017-, 140 kw, 1984 ccm, 190 PS, Saloon, Mild Hybrid , ENG: DLVA, DEMA, DKYA

3.0 TDI 4WD 09/2015-08/2018, 160 kw, 2967 ccm, 218 PS, Saloon, Diesel , ENG: CSWB

40 TDI quattro 4WD 09/2015-11/2019, 140 kw, 1968 ccm, 190 PS, Saloon, Diesel , ENG: DETA

35 TDI Mild Hybrid 4WD 03/2019-, 120 kw, 1968 ccm, 163 PS, Saloon, Mild Hybrid , ENG: DEZE, DTNA

2.0 TDI quattro 4WD 09/2016-11/2019, 110 kw, 1968 ccm, 150 PS, Saloon, Diesel , ENG: DEUA

2.0 TDI quattro 4WD 09/2015-11/2019, 140 kw, 1968 ccm, 190 PS, Saloon, Diesel , ENG: DFVA, DESA, DETA

35 TDI 4WD 08/2015-, 110 kw, 1968 ccm, 150 PS, Saloon, Diesel , ENG: DEUA, CZHA

2.0 TFSI 4WD 11/2015-11/2019, 183 kw, 1984 ccm, 249 PS, Saloon, Petrol , ENG: CYRC

2.0 TFSI quattro 4WD 05/2015-, 185 kw, 1984 ccm, 252 PS, Saloon, Petrol , ENG: CYRB, CYMC

AUDI A4 B9 Avant (8W5, 8WD) From 08/2015

40 TDI quattro 4WD 10/2018-09/2020, 140 kw, 1968 ccm, 190 PS, Estate, Diesel , ENG: DETA

3.0 TDI quattro 4WD 08/2015-08/2018, 200 kw, 2967 ccm, 272 PS, Estate, Diesel , ENG: CRTC

35 TDI 4WD 10/2018-10/2019, 110 kw, 1968 ccm, 150 PS, Estate, Diesel , ENG: DEUA

2.0 TFSI g-tron 4WD 11/2016-10/2019, 125 kw, 1984 ccm, 170 PS, Estate, Petrol , ENG: CVLA

3.0 TDI 4WD 10/2015-08/2018, 160 kw, 2967 ccm, 218 PS, Estate, Diesel , ENG: CSWB

2.0 TDI quattro 4WD 09/2016-10/2019, 110 kw, 1968 ccm, 150 PS, Estate, Diesel , ENG: DEUA

2.0 TDI 4WD 08/2015-10/2019, 100 kw, 1968 ccm, 136 PS, Estate, Diesel , ENG: DEUB

2.0 TDI quattro 4WD 10/2015-09/2018, 140 kw, 1968 ccm, 190 PS, Estate, Diesel , ENG: DESA, DETA, DFVA

40 TFSI g-tron 4WD 11/2016-, 125 kw, 1984 ccm, 170 PS, Estate, Petrol , ENG: CVLA, DRXA

2.0 TFSI Mild Hybrid 4WD 05/2017-10/2019, 185 kw, 1984 ccm, 252 PS, Estate, Mild Hybrid , ENG: DDWA

2.0 TFSI 4WD 05/2016-10/2019, 183 kw, 1984 ccm, 249 PS, Estate, Petrol , ENG: CYRC

45 TFSI Mild Hybrid quattro 4WD 07/2018-10/2019, 180 kw, 1984 ccm, 245 PS, Estate, Mild Hybrid , ENG: DKNA

2.0 TFSI quattro 4WD 08/2015-10/2019, 185 kw, 1984 ccm, 252 PS, Estate, Petrol , ENG: CYRB, CYMC

3.0 TDI quattro 4WD 11/2015-08/2018, 160 kw, 2967 ccm, 218 PS, Estate, Diesel , ENG: CSWB

40 TDI 4WD 10/2018-05/2019, 140 kw, 1968 ccm, 190 PS, Estate, Diesel , ENG: DESA, DETA

35 TFSI Mild Hybrid 4WD 12/2018-, 110 kw, 1984 ccm, 150 PS, Estate, Mild Hybrid , ENG: CVKC, DMSB, DLVB

2.0 TDI quattro 4WD 09/2016-09/2018, 120 kw, 1968 ccm, 163 PS, Estate, Diesel , ENG: DETB

2.0 TDI 4WD 08/2015-09/2018, 110 kw, 1968 ccm, 150 PS, Estate, Diesel , ENG: DEUA, CZHA

2.0 TFSI Mild Hybrid quattro 4WD 11/2018-, 185 kw, 1984 ccm, 252 PS, Estate, Mild Hybrid , ENG: DDWA

2.0 TFSI quattro 4WD 11/2015-10/2019, 183 kw, 1984 ccm, 249 PS, Estate, Petrol , ENG: CYRC

2.0 TDI 4WD 04/2016-09/2018, 90 kw, 1968 ccm, 122 PS, Estate, Diesel , ENG: DEUC

2.0 TDI 4WD 08/2015-09/2018, 140 kw, 1968 ccm, 190 PS, Estate, Diesel , ENG: DESA, DETA, DFVA

30 TDI 4WD 10/2018-10/2019, 90 kw, 1968 ccm, 122 PS, Estate, Diesel , ENG: DEUC

40 TFSI Mild Hybrid 4WD 05/2017-10/2019, 140 kw, 1984 ccm, 190 PS, Estate, Mild Hybrid , ENG: DLVA, DEMA, DKYA

2.0 TFSI 4WD 05/2016-10/2019, 185 kw, 1984 ccm, 252 PS, Estate, Petrol , ENG: CYRB, CYMC

45 TFSI Mild Hybrid 4WD 07/2018-10/2019, 180 kw, 1984 ccm, 245 PS, Estate, Mild Hybrid , ENG: DKNA

1.4 TFSI 4WD 02/2016-10/2019, 110 kw, 1395 ccm, 150 PS, Estate, Petrol , ENG: CVNA

2.0 TFSI 4WD 08/2015-, 140 kw, 1984 ccm, 190 PS, Estate, Petrol , ENG: DBPA, CVKB, DKYA

AUDI Q5 (FYB, FYG) From 05/2016

2.0 TDI quattro 4WD 06/2016-08/2018, 140 kw, 1968 ccm, 190 PS, SUV, Diesel , ENG: DESA, DETA

2.0 TDI 4WD 01/2017-11/2020, 110 kw, 1968 ccm, 150 PS, SUV, Diesel , ENG: DEUA

2.0 TFSI quattro 4WD 01/2017-11/2020, 183 kw, 1984 ccm, 249 PS, SUV, Petrol , ENG: DAXC

2.0 TDI quattro 4WD 06/2016-08/2018, 120 kw, 1968 ccm, 163 PS, SUV, Diesel , ENG: DETB

2.0 TDI 4WD 01/2017-11/2020, 100 kw, 1968 ccm, 136 PS, SUV, Diesel , ENG: DEUB

2.0 TFSI quattro 4WD 06/2016-11/2020, 185 kw, 1984 ccm, 252 PS, SUV, Petrol , ENG: DAXB, DJYA, DAYB

AUDI Q7 (4MB, 4MG) From 01/2015

3.0 TDI e-tron quattro 4WD 08/2015-12/2019, 275 kw, 2967 ccm, 374 PS, SUV, Plug-In Hybrid , ENG: CVZA

2.0 TFSI quattro 4WD 08/2015-, 185 kw, 1984 ccm, 252 PS, SUV, Petrol , ENG: DMFB, CYRB, CYMC

3.0 TDI quattro 4WD 06/2015-12/2019, 183 kw, 2967 ccm, 249 PS, SUV, Diesel , ENG: CVMD

3.0 TFSI quattro 4WD 01/2015-12/2019, 245 kw, 2995 ccm, 333 PS, SUV, Petrol , ENG: CREC

3.0 TDI quattro 4WD 08/2015-12/2019, 190 kw, 2967 ccm, 258 PS, SUV, Diesel , ENG: CUEA

3.0 TDI quattro 4WD 08/2015-12/2019, 155 kw, 2967 ccm, 211 PS, SUV, Diesel , ENG: CZZB

3.0 TDI quattro 4WD 05/2015-12/2019, 160 kw, 2967 ccm, 218 PS, SUV, Diesel , ENG: CZZA, CRTE

3.0 TDI quattro 4WD 01/2015-12/2019, 200 kw, 2967 ccm, 272 PS, SUV, Diesel , ENG: CRTC

Berry
12 Nov, 2025
elderly car so really pleased that the part could be supplied :-) Correct part arrived swiftly - excellent - thank you
Edward & Susan
20 OCT, 2025
These guys were real helpful when I was looking for an EGR valve. Great communications and fast delivery, the valve did exactly as It was meant to do and it was a lot cheaper than everywhere else I looked. I'll be using eAuto Parts again. Top banana.
Charlie
27 AUG, 2025
eAuto Parts made me happy because it only took 2 minutes to order the part and at a very good price, also very quick delivery, will definitely deal with them again.
Adam Taylor
12 May, 2025
Quick enquiry response, easy buying and quick delivery. Quality of goods was good and fitted with no problem (Suzuki bonnet hinges.) recommended.
Helena Garcia
2 January, 2025
The correct part was rapidly identified and located, and was despatched promply to my chosen repairer in time for the work to be done on schedule. Very pleased with the service and will be using eAuto Parts again.