Coolant Tank Cap FIRST LINE FRC162 OE Ref 4M0 121 321J

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Key Specification:

EAN: 5038068533111
OEM Reference number: 4M0121321E
Supplementary Info: Radiator Cap
Material: Plastic
PURPOSE GROUP: Coolant Tank

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£ 28.00

£ 22.48 excl. VAT

In Stock

SKU:	FIRST LINE FRC162
Brand	FIRST LINE

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Specification
Description
OEM Numbers
Compatibilities
Reviews

EAN

5038068533111

OEM Reference number

4M0121321E

Supplementary Info

Radiator Cap

Material

Plastic

PURPOSE GROUP

Coolant Tank

Pressure [bar]

1-4

Pressure [psi] to

Precision-Engineered Coolant Tank Cap FIRST LINE OE Ref 4M0 121 321J for Your Vehicle

This Coolant Tank Cap FIRST LINE OE Ref 4M0 121 321J is crafted to the highest standards, providing an OEM-quality replacement for Part Number 4M0121321E. Manufactured by FIRST LINE, it is rigorously tested to ensure optimal performance and longevity. Available for just £28.00, it includes Reference Number FRC162 and EAN EAN: 5038068533111 for easy identification.

Radiator Cap

Whether you're replacing a faulty part or upgrading your vehicle, this Coolant Tank Cap FIRST LINE OE Ref 4M0 121 321J ensures a seamless fit and improved functionality. At e Auto Parts, we’re known for our commitment to quality, offering a vast range of Engine Cooling System parts to meet all your automotive needs.

Why Choose Us?

Affordable, high-quality replacement parts.
Wide compatibility with
- AUDI
  - A4 Allroad B9 (8WH, 8WJ) From 01/2016
  - A4 B9 (8W2, 8WC) From 05/2015
  - A4 B9 Avant (8W5, 8WD) From 08/2015
  - Q7 (4MB, 4MG) From 01/2015
.
Hassle-free 30-day return policy for your peace of mind.

Vehicle Compatibility:

AUDI
- A4 Allroad B9 (8WH, 8WJ) From 01/2016
- A4 B9 (8W2, 8WC) From 05/2015
- A4 B9 Avant (8W5, 8WD) From 08/2015
- Q7 (4MB, 4MG) From 01/2015

Confirm fitment by entering your registration number or using the OEM Part Number 4M0121321E. Upgrade your vehicle with e Auto Parts – your trusted automotive partner.

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

2.0 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

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

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

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

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

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

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

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

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

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

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

2.0 TFSI 4WD 05/2016-10/2019, 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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Berry
1 July, 2025
elderly car so really pleased that the part could be supplied :-) Correct part arrived swiftly - excellent - thank you
Edward & Susan
20 May, 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 Jan, 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, 2024
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, 2024
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.