Name: Thermostat HELLA 8MT 354 777-351 OE Ref 03F 121 111 A
Brand: HELLA
SKU: HELLA-8MT-354-777-351
Price: 101.00 GBP
Availability: OutOfStock
Rating: 4.8 (578 reviews)

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Thermostat HELLA 8MT 354 777-351 OE Ref 03F 121 111 A HELLA

Key Specification:

Closing temperature [C]: 89
EAN: 4082300458435
HELLA: Coolant
Length [cm]: 14.5
OEM Reference number: 03F121111A

See Full Specification

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£ 101.00

£ 76.32 excl. VAT

Out of stock

SKU:	HELLA 8MT 354 777-351
Brand	HELLA

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Specification
Description
OEM Numbers
Compatibilities
Reviews

Closing temperature [C]

EAN

4082300458435

HELLA

Coolant

Length [cm]

14.5

OEM Reference number

03F121111A

Opening Temperature [C]

Packing Unit

Supplementary Info

with seal

Weight [kg]

0.6

Thermostat HELLA 8MT 354 777-351 OE Ref 03F 121 111 A

Thermostat OE Ref 03F 121 111 A – HELLA – OEM 03F121111A

This Thermostat OE Ref 03F 121 111 A is supplied by HELLA as a replacement for OEM reference 03F121111A. It is intended for use in selected AUDI, SEAT, SKODA, VW vehicles and designed to meet original equipment fit and function requirements.

The part is identified by manufacturer reference 8MT 354 777-351 and EAN EAN: 4082300458435, allowing accurate product identification and compatibility checks before installation. It is suitable for replacing worn, damaged, or non-functioning components where reliable operation is required.

with seal

Correct part selection is essential to ensure proper fitment. Please verify compatibility by matching the OEM reference number or using the vehicle registration lookup tool before ordering.

Vehicle Compatibility

Compatible with selected AUDI, SEAT, SKODA, VW models. Full compatibility details are available in the Compatibility section of this page.

If this part is not suitable for your vehicle, browse alternative options in our Engine Cooling System category.

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

AUDI 03F 121 111 A SEAT 03F 121 111 A SKODA 03F 121 111 A VW 03F 121 111 A

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

AUDI

AUDI A1 (8X1, 8XK) From 05/2010 to 10/2018

1.2 TFSI 4WD 05/2010-04/2015, 63 kw, 1197 ccm, 86 PS, Hatchback, Petrol , ENG: CBZA

AUDI A1 Sportback (8XA, 8XF) From 09/2011 to 10/2018

1.2 TFSI 4WD 01/2012-04/2015, 63 kw, 1197 ccm, 86 PS, Hatchback, Petrol , ENG: CBZA

AUDI A3 (8P1) From 05/2003 to 12/2013

1.2 TSI 4WD 04/2010-08/2012, 77 kw, 1197 ccm, 105 PS, Hatchback, Petrol , ENG: CBZB

AUDI A3 Convertible (8P7) From 04/2008 to 05/2013

1.2 TFSI 4WD 03/2010-05/2013, 77 kw, 1197 ccm, 105 PS, Convertible, Petrol , ENG: CBZB

AUDI A3 Sportback (8PA) From 09/2004 to 12/2015

1.2 TSI 4WD 04/2010-03/2013, 77 kw, 1197 ccm, 105 PS, Hatchback, Petrol , ENG: CBZB

SEAT

SEAT ALTEA (5P1) From 03/2004

1.2 TSI 4WD 04/2010-07/2015, 77 kw, 1197 ccm, 105 PS, MPV, Petrol , ENG: CBZB

SEAT ALTEA XL (5P5, 5P8) From 10/2006

1.2 TSI 4WD 04/2010-07/2015, 77 kw, 1197 ccm, 105 PS, MPV, Petrol , ENG: CBZB

SEAT IBIZA Mk IV (6J5, 6P1) From 03/2008 to 12/2017

1.2 TSI 4WD 08/2012-05/2015, 63 kw, 1197 ccm, 86 PS, Hatchback, Petrol , ENG: CBZA

1.2 TSI 4WD 09/2010-03/2012, 77 kw, 1197 ccm, 105 PS, Hatchback, Petrol , ENG: CBZB

SEAT IBIZA Mk IV SC (6J1, 6P5) From 06/2008 to 12/2018

1.2 TSI 4WD 09/2010-05/2015, 77 kw, 1197 ccm, 105 PS, Coupe, Petrol , ENG: CBZB

1.2 TSI 4WD 08/2012-05/2015, 63 kw, 1197 ccm, 86 PS, Coupe, Petrol , ENG: CBZA

SEAT IBIZA Mk IV ST (6J8, 6P8) From 03/2010 to 07/2016

1.2 TSI 4WD 09/2010-05/2015, 77 kw, 1197 ccm, 105 PS, Estate, Petrol , ENG: CBZB

1.2 TSI 4WD 09/2012-05/2015, 63 kw, 1197 ccm, 86 PS, Estate, Petrol , ENG: CBZA

SEAT LEON (1P1) From 05/2005 to 12/2013

1.2 TSI 4WD 02/2010-12/2012, 77 kw, 1197 ccm, 105 PS, Hatchback, Petrol , ENG: CBZB

SEAT TOLEDO IV (KG3) From 07/2012 to 04/2019

1.2 TSI 4WD 07/2012-06/2015, 63 kw, 1197 ccm, 86 PS, Hatchback, Petrol , ENG: CBZA

1.2 TSI 4WD 07/2012-06/2015, 77 kw, 1197 ccm, 105 PS, Hatchback, Petrol , ENG: CBZB

SKODA

SKODA FABIA II (542) From 12/2006 to 12/2014

1.2 TSI 4WD 03/2010-12/2014, 77 kw, 1197 ccm, 105 PS, Hatchback, Petrol , ENG: CBZB

1.2 TSI 4WD 03/2010-12/2014, 63 kw, 1197 ccm, 86 PS, Hatchback, Petrol , ENG: CBZA

SKODA FABIA II Combi (545) From 10/2007 to 12/2014

1.2 TSI 4WD 03/2010-12/2014, 77 kw, 1197 ccm, 105 PS, Estate, Petrol , ENG: CBZB

1.2 TSI 4WD 03/2010-12/2014, 63 kw, 1197 ccm, 86 PS, Estate, Petrol , ENG: CBZA

SKODA OCTAVIA II (1Z3) From 02/2004 to 06/2013

1.2 TSI 4WD 02/2010-06/2013, 77 kw, 1197 ccm, 105 PS, Hatchback, Petrol , ENG: CBZB

SKODA OCTAVIA II Combi (1Z5) From 02/2004 to 06/2013

1.2 TSI 4WD 02/2010-04/2013, 77 kw, 1197 ccm, 105 PS, Estate, Petrol , ENG: CBZB

SKODA RAPID (NH3, NK3, NK6) From 07/2012

1.2 TSI 4WD 07/2012-05/2015, 77 kw, 1197 ccm, 105 PS, Hatchback, Petrol , ENG: CBZB

1.2 TSI 4WD 07/2012-05/2015, 63 kw, 1197 ccm, 86 PS, Hatchback, Petrol , ENG: CBZA

1.2 LPG 4WD 07/2012-05/2015, 63 kw, 1197 ccm, 86 PS, Hatchback, Petrol , ENG: CBZA

SKODA RAPID Spaceback (NH1) From 07/2012 to 12/2019

1.2 TSI 4WD 07/2012-05/2015, 77 kw, 1197 ccm, 105 PS, Hatchback, Petrol , ENG: CBZB

1.2 LPG 4WD 07/2012-05/2015, 63 kw, 1197 ccm, 86 PS, Hatchback, Petrol , ENG: CBZA

1.2 TSI 4WD 07/2012-05/2015, 63 kw, 1197 ccm, 86 PS, Hatchback, Petrol , ENG: CBZA

SKODA ROOMSTER (5J7) From 03/2006 to 05/2015

1.2 TSI 4WD 03/2010-05/2015, 63 kw, 1197 ccm, 86 PS, MPV, Petrol , ENG: CBZA

1.2 TSI 4WD 03/2010-05/2015, 77 kw, 1197 ccm, 105 PS, MPV, Petrol , ENG: CBZB

SKODA ROOMSTER Praktik (5J) From 03/2007 to 05/2015

1.2 TSI 4WD 03/2010-05/2015, 63 kw, 1197 ccm, 86 PS, Estate Van, Petrol , ENG: CBZA

SKODA YETI (5L) From 05/2009 to 12/2017

1.2 TSI 4WD 09/2009-05/2015, 77 kw, 1197 ccm, 105 PS, SUV, Petrol , ENG: CBZB

VW BEETLE (5C1, 5C2) From 04/2011 to 07/2019

1.2 TSI 4WD 07/2011-07/2019, 77 kw, 1197 ccm, 105 PS, Hatchback, Petrol , ENG: CBZB

VW BEETLE Convertible (5C7, 5C8) From 12/2011 to 07/2019

1.2 TSI 4WD 12/2011-07/2019, 77 kw, 1197 ccm, 105 PS, Convertible, Petrol , ENG: CBZB

VW CADDY III Box Body/MPV (2KA, 2KH, 2CA, 2CH) From 03/2004 to 05/2015

1.2 TSI 4WD 09/2010-05/2015, 77 kw, 1197 ccm, 105 PS, Box Body/MPV, Petrol , ENG: CBZB

1.2 TSI 4WD 09/2010-05/2015, 63 kw, 1197 ccm, 86 PS, Box Body/MPV, Petrol , ENG: CBZA

VW CADDY III Estate (2KB, 2KJ, 2CB, 2CJ) From 03/2004 to 05/2015

1.2 TSI 4WD 09/2010-05/2015, 77 kw, 1197 ccm, 105 PS, MPV, Petrol , ENG: CBZB

1.2 TSI 4WD 09/2010-05/2015, 63 kw, 1197 ccm, 86 PS, MPV, Petrol , ENG: CBZA

VW GOLF PLUS V (5M1, 521) From 12/2004 to 12/2013

1.2 TSI 4WD 05/2010-12/2013, 63 kw, 1197 ccm, 86 PS, Hatchback, Petrol , ENG: CBZA

1.2 TSI 4WD 11/2009-12/2013, 77 kw, 1197 ccm, 105 PS, Hatchback, Petrol , ENG: CBZB

VW GOLF PLUS Van (521) From 01/2009 to 08/2014

1.2 TSi 4WD 11/2009-08/2014, 77 kw, 1197 ccm, 105 PS, Hatchback Van, Petrol , ENG: CBZB

VW GOLF VAN VI Variant (AJ5) From 07/2009 to 05/2014

1.2 TSi 4WD 09/2009-05/2014, 77 kw, 1197 ccm, 105 PS, Estate Van, Petrol , ENG: CBZB

VW GOLF VI (5K1) From 10/2008 to 12/2014

1.2 TSI 4WD 11/2008-11/2012, 77 kw, 1197 ccm, 105 PS, Hatchback, Petrol , ENG: CBZB

1.2 TSI 4WD 05/2010-11/2012, 63 kw, 1197 ccm, 86 PS, Hatchback, Petrol , ENG: CBZA

VW GOLF VI Convertible (517) From 03/2011 to 05/2016

1.2 TSI 4WD 03/2011-05/2016, 77 kw, 1197 ccm, 105 PS, Convertible, Petrol , ENG: CBZB

VW GOLF VI Estate (AJ5) From 07/2009 to 07/2014

1.2 TSI 4WD 07/2010-07/2013, 63 kw, 1197 ccm, 86 PS, Estate, Petrol , ENG: CBZA

1.2 TSI 4WD 07/2009-07/2013, 77 kw, 1197 ccm, 105 PS, Estate, Petrol , ENG: CBZB

VW GOLF VI Van (5K1_) From 10/2008 to 11/2012

1.2 TSi 4WD 05/2010-11/2012, 63 kw, 1197 ccm, 86 PS, Hatchback Van, Petrol , ENG: CBZA

1.2 TSi BlueMotion 4WD 05/2009-11/2012, 77 kw, 1197 ccm, 105 PS, Hatchback Van, Petrol , ENG: CBZB

VW JETTA IV (162, 163, AV3, AV2) From 01/2008

1.2 TSI 4WD 10/2010-12/2017, 77 kw, 1197 ccm, 105 PS, Saloon, Petrol , ENG: CBZB

VW POLO V (6R1, 6C1) From 03/2009

1.2 TSI 4WD 05/2011-05/2014, 66 kw, 1197 ccm, 90 PS, Hatchback, Petrol , ENG: CBZC

1.2 TSI 4WD 11/2009-05/2022, 77 kw, 1197 ccm, 105 PS, Hatchback, Petrol , ENG: CBZB

VW POLO Van (6R) From 03/2009

1.2 TSi 4WD 05/2011-05/2014, 66 kw, 1197 ccm, 90 PS, Hatchback Van, Petrol , ENG: CBZC

1.2 TSi BlueMotion 4WD 11/2009-05/2014, 77 kw, 1197 ccm, 105 PS, Hatchback Van, Petrol , ENG: CBZB

VW TOURAN (1T3) From 05/2010 to 05/2015

1.2 TSI 4WD 05/2010-05/2015, 77 kw, 1197 ccm, 105 PS, MPV, Petrol , ENG: CBZB

VW TOURAN VAN (1T3) From 05/2010 to 05/2015

1.2 TSI 4WD 05/2010-05/2015, 77 kw, 1197 ccm, 105 PS, Box Body/MPV, Petrol , ENG: CBZB

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.