Name: Cabin Air Filter RIDEX 424I0509 OE Ref 4H0 819 439
Brand: RIDEX
SKU: 424I0509
Price: 57 GBP
Availability: InStock

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Cabin Air Filter RIDEX 424I0509 OE Ref 4H0 819 439 RIDEX

Key Specification:

EAN: 4064138256407
Filter type: Activated Carbon Filter
Filter type: with anti-allergic effect
Filter type: with antibacterial action
Filter type: Particulate filter (PM 2.5)

See Full Specification

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£ 57

£ 47.5 excl. VAT

In Stock

SKU:	RIDEX 424I0509
Brand	RIDEX

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Specification
Description
OEM Numbers
Compatibilities
Reviews

EAN

4064138256407

Filter type

Activated Carbon Filter

Filter type

with anti-allergic effect

Filter type

with antibacterial action

Filter type

Particulate filter (PM 2.5)

Height [mm]

35.0

Length [mm]

250.0

OEM Reference number

4H0819439

PURPOSE GROUP

Cabin Air

Quantity

Weight [kg]

0.36

Width [mm]

255.0

Cabin Air Filter RIDEX 424I0509 OE Ref 4H0 819 439

Cabin Air Filter OE Ref 4H0 819 439 – RIDEX – OEM 4H0819439

This Cabin Air Filter OE Ref 4H0 819 439 is supplied by RIDEX as a replacement for OEM reference 4H0819439. It is intended for use in selected AUDI, BENTLEY vehicles and designed to meet original equipment fit and function requirements.

The part is identified by manufacturer reference 424I0509 and EAN 4064138256407, allowing accurate identification and compatibility verification before installation. It is suitable for replacing worn, damaged, or non-functioning components where dependable operation is required.

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

Vehicle Compatibility

Compatible with selected AUDI, BENTLEY models. Detailed compatibility information is available in the Compatibility section of this page.

If this part is not suitable for your vehicle, browse alternative options in our Heating & Ventilation category.

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

AUDI 4H0819439 VW 4H0 819 439 VW 4H0819439 VAG 4H0819439 CUPRA 4H0819439

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

AUDI

AUDI A6 Allroad C7 (4GH, 4GJ) From 01/2012 to 09/2018

3.0 TDI quattro 4WD 01/2012-06/2016, 180 kw, 2967 ccm, 245 PS, Estate, Diesel , ENG: CKVC, CDUD

3.0 TFSI quattro 4WD 01/2012-12/2014, 228 kw, 2995 ccm, 310 PS, Estate, Petrol , ENG: CGWD

3.0 TFSI quattro 4WD 09/2014-09/2018, 245 kw, 2995 ccm, 333 PS, Estate, Petrol , ENG: CREC

3.0 TDI quattro 4WD 09/2014-09/2018, 200 kw, 2967 ccm, 272 PS, Estate, Diesel , ENG: CRTD

3.0 TDI quattro 4WD 11/2015-09/2018, 140 kw, 2967 ccm, 190 PS, Estate, Diesel , ENG: CZVF

3.0 TDI quattro 4WD 09/2014-09/2018, 155 kw, 2967 ccm, 211 PS, Estate, Diesel , ENG: CZVC, CRTF

3.0 TDI quattro 4WD 01/2012-12/2014, 230 kw, 2967 ccm, 313 PS, Estate, Diesel , ENG: CGQB

3.0 TDI quattro 4WD 01/2012-12/2014, 150 kw, 2967 ccm, 204 PS, Estate, Diesel , ENG: CLAA

3.0 TDI quattro 4WD 01/2012-09/2018, 235 kw, 2967 ccm, 320 PS, Estate, Diesel , ENG: CVUA

3.0 TDI quattro 4WD 09/2014-09/2018, 160 kw, 2967 ccm, 218 PS, Estate, Diesel , ENG: CZVA, CRTE

AUDI A6 C7 (4G2, 4GC) From 11/2010 to 09/2018

2.0 TFSI 4WD 09/2014-09/2018, 185 kw, 1984 ccm, 252 PS, Saloon, Petrol , ENG: CYPA, CYNB

1.8 TFSI 4WD 09/2014-09/2018, 140 kw, 1798 ccm, 190 PS, Saloon, Petrol , ENG: CYGA

2.0 TFSI quattro 4WD 05/2015-09/2018, 183 kw, 1984 ccm, 249 PS, Saloon, Petrol , ENG: CYPB

2.0 TFSI 4WD 05/2013-09/2018, 162 kw, 1984 ccm, 220 PS, Saloon, Petrol , ENG: CAED

2.0 TFSI 4WD 05/2011-09/2018, 132 kw, 1984 ccm, 180 PS, Saloon, Petrol , ENG: CDNB

S6 quattro 4WD 10/2014-09/2018, 331 kw, 3993 ccm, 450 PS, Saloon, Petrol , ENG: CTGE

3.0 TDI quattro 4WD 03/2011-09/2018, 180 kw, 2967 ccm, 245 PS, Saloon, Diesel , ENG: CKVC, CDUD, CDUC, CKVB

3.0 TDI quattro 4WD 09/2014-09/2018, 240 kw, 2967 ccm, 326 PS, Saloon, Diesel , ENG: CVUB

3.0 TDI 4WD 11/2010-09/2018, 150 kw, 2967 ccm, 204 PS, Saloon, Diesel , ENG: CLAB

2.0 TFSI 4WD 03/2011-05/2013, 155 kw, 1984 ccm, 211 PS, Saloon, Petrol , ENG: CAEB

3.0 TDI quattro 4WD 09/2014-09/2018, 200 kw, 2967 ccm, 272 PS, Saloon, Diesel , ENG: CRTD

3.0 TFSI quattro 4WD 11/2010-05/2012, 220 kw, 2995 ccm, 300 PS, Saloon, Petrol , ENG: CGWB, CCAA

3.0 TFSI quattro 4WD 03/2011-09/2018, 228 kw, 2995 ccm, 310 PS, Saloon, Petrol , ENG: CGXB, CTUA, CGWD

3.0 TDI 4WD 09/2014-09/2018, 160 kw, 2967 ccm, 218 PS, Saloon, Diesel , ENG: CZVB, CTCC

2.8 FSI 4WD 11/2010-04/2015, 150 kw, 2773 ccm, 204 PS, Saloon, Petrol , ENG: CHVA

3.0 TDI 4WD 09/2014-09/2018, 155 kw, 2967 ccm, 211 PS, Saloon, Diesel , ENG: CTCB, CZVD

2.0 TDI 4WD 09/2014-09/2018, 110 kw, 1968 ccm, 150 PS, Saloon, Diesel , ENG: DDCB, CSUD

2.0 TFSI quattro 4WD 05/2013-09/2018, 162 kw, 1984 ccm, 220 PS, Saloon, Petrol , ENG: CAED

2.0 TFSI quattro 4WD 05/2014-09/2018, 185 kw, 1984 ccm, 252 PS, Saloon, Petrol , ENG: CYPA, CYNB

2.8 FSI quattro 4WD 09/2014-09/2018, 162 kw, 2773 ccm, 220 PS, Saloon, Petrol , ENG: CVPA

S6 quattro 4WD 02/2012-09/2018, 309 kw, 3993 ccm, 420 PS, Saloon, Petrol , ENG: CEUC

2.0 TFSI quattro 4WD 05/2012-04/2015, 155 kw, 1984 ccm, 211 PS, Saloon, Petrol , ENG: CAEB

2.0 TDI quattro 4WD 04/2015-09/2018, 140 kw, 1968 ccm, 190 PS, Saloon, Diesel , ENG: CNHA, DDDA

3.0 TDI quattro 4WD 11/2011-09/2018, 230 kw, 2967 ccm, 313 PS, Saloon, Diesel , ENG: CGQB

2.0 TDI 4WD 03/2011-09/2018, 120 kw, 1968 ccm, 163 PS, Saloon, Diesel , ENG: CGLD

2.0 TDI 4WD 01/2012-09/2018, 100 kw, 1968 ccm, 136 PS, Saloon, Diesel , ENG: CGLE, CSUE

3.0 TFSI quattro 4WD 09/2014-09/2018, 245 kw, 2995 ccm, 333 PS, Saloon, Petrol , ENG: CREC

3.0 TDI quattro 4WD 03/2011-09/2018, 150 kw, 2967 ccm, 204 PS, Saloon, Diesel , ENG: CLAA

2.0 TFSI Hybrid 4WD 11/2011-04/2015, 180 kw, 1984 ccm, 245 PS, Saloon, Full Hybrid , ENG: CHJA

3.0 TDI quattro 4WD 09/2014-09/2018, 235 kw, 2967 ccm, 320 PS, Saloon, Diesel , ENG: CVUA

2.0 TDI 4WD 03/2011-09/2018, 130 kw, 1968 ccm, 177 PS, Saloon, Diesel , ENG: CGLC, CMGB

3.0 TDI quattro 4WD 09/2014-09/2018, 160 kw, 2967 ccm, 218 PS, Saloon, Diesel , ENG: CZVA, CRTE

2.8 FSI quattro 4WD 11/2010-04/2015, 150 kw, 2773 ccm, 204 PS, Saloon, Petrol , ENG: CHVA

2.0 TDI 4WD 11/2013-09/2018, 140 kw, 1968 ccm, 190 PS, Saloon, Diesel , ENG: CNHA, CZJA, DDDA

3.0 TDI quattro 4WD 09/2014-09/2018, 155 kw, 2967 ccm, 211 PS, Saloon, Diesel , ENG: CZVC, CRTF

AUDI A6 C7 Avant (4G5, 4GD) From 05/2011 to 09/2018

2.8 FSI 4WD 05/2011-04/2015, 150 kw, 2773 ccm, 204 PS, Estate, Petrol , ENG: CHVA

3.0 TDI quattro 4WD 09/2014-09/2018, 155 kw, 2967 ccm, 211 PS, Estate, Diesel , ENG: CZVC, CRTF

3.0 TDI 4WD 09/2014-09/2018, 155 kw, 2967 ccm, 211 PS, Estate, Diesel , ENG: CTCB, CZVD

2.8 FSI quattro 4WD 09/2014-09/2018, 162 kw, 2773 ccm, 220 PS, Estate, Petrol , ENG: CVPA

S6 quattro 4WD 02/2012-09/2018, 309 kw, 3993 ccm, 420 PS, Estate, Petrol , ENG: CEUC

2.0 TDI quattro 4WD 04/2015-09/2018, 140 kw, 1968 ccm, 190 PS, Estate, Diesel , ENG: CNHA, DDDA

3.0 TDI quattro 4WD 11/2011-09/2018, 230 kw, 2967 ccm, 313 PS, Estate, Diesel , ENG: CGQB

2.0 TDI 4WD 09/2014-09/2018, 110 kw, 1968 ccm, 150 PS, Estate, Diesel , ENG: DDCB, CSUD

2.0 TDI 4WD 01/2012-09/2018, 100 kw, 1968 ccm, 136 PS, Estate, Diesel , ENG: DDCA, CGLE, CSUE

RS6 performance quattro 4WD 11/2015-09/2018, 445 kw, 3993 ccm, 605 PS, Estate, Petrol , ENG: CWUC

2.0 TDI 4WD 05/2011-09/2018, 120 kw, 1968 ccm, 163 PS, Estate, Diesel , ENG: CGLD

3.0 TDI quattro 4WD 05/2011-09/2018, 150 kw, 2967 ccm, 204 PS, Estate, Diesel , ENG: CLAA

S6 quattro 4WD 10/2014-09/2018, 331 kw, 3993 ccm, 450 PS, Estate, Petrol , ENG: CTGE

2.0 TFSI quattro 4WD 05/2015-09/2018, 185 kw, 1984 ccm, 252 PS, Estate, Petrol , ENG: CYPA

2.0 TDI 4WD 05/2011-09/2018, 130 kw, 1968 ccm, 177 PS, Estate, Diesel , ENG: CGLC, CMGB

2.0 TDI 4WD 11/2013-09/2018, 140 kw, 1968 ccm, 190 PS, Estate, Diesel , ENG: CNHA, CZJA, DDDA

3.0 TDI quattro 4WD 09/2014-09/2018, 235 kw, 2967 ccm, 320 PS, Estate, Diesel , ENG: CVUA

2.8 FSI quattro 4WD 05/2011-04/2015, 150 kw, 2773 ccm, 204 PS, Estate, Petrol , ENG: CHVA

RS6 quattro 4WD 01/2013-09/2018, 412 kw, 3993 ccm, 560 PS, Estate, Petrol , ENG: CRDB, CWUB

3.0 TDI quattro 4WD 09/2014-09/2018, 160 kw, 2967 ccm, 218 PS, Estate, Diesel , ENG: CZVA, CRTE

2.0 TFSI quattro 4WD 05/2015-09/2018, 183 kw, 1984 ccm, 249 PS, Estate, Petrol , ENG: CYPB

3.0 TDI 4WD 09/2014-09/2018, 160 kw, 2967 ccm, 218 PS, Estate, Diesel , ENG: CZVB, CTCC

2.0 TFSI 4WD 06/2011-09/2018, 132 kw, 1984 ccm, 180 PS, Estate, Petrol , ENG: CDNB

2.0 TFSI 4WD 09/2014-09/2018, 185 kw, 1984 ccm, 252 PS, Estate, Petrol , ENG: CYPA, CYNB

1.8 TFSI 4WD 09/2014-09/2018, 140 kw, 1798 ccm, 190 PS, Estate, Petrol , ENG: CYGA

3.0 TDI quattro 4WD 05/2011-09/2018, 180 kw, 2967 ccm, 245 PS, Estate, Diesel , ENG: CKVC, CDUD, CDUC, CKVB

3.0 TFSI quattro 4WD 11/2011-09/2018, 228 kw, 2995 ccm, 310 PS, Estate, Petrol , ENG: CGWD

3.0 TFSI quattro 4WD 09/2014-09/2018, 245 kw, 2995 ccm, 333 PS, Estate, Petrol , ENG: CREC

3.0 TDI 4WD 05/2011-09/2018, 150 kw, 2967 ccm, 204 PS, Estate, Diesel , ENG: CLAB

3.0 TDI quattro 4WD 09/2014-09/2018, 240 kw, 2967 ccm, 326 PS, Estate, Diesel , ENG: CVUB

3.0 TFSI quattro 4WD 05/2011-05/2012, 220 kw, 2995 ccm, 300 PS, Estate, Petrol , ENG: CGWB

3.0 TDI quattro 4WD 09/2014-09/2018, 200 kw, 2967 ccm, 272 PS, Estate, Diesel , ENG: CRTD

AUDI A7 Sportback (4GA, 4GF) From 07/2010 to 05/2018

1.8 TFSI 4WD 04/2015-05/2018, 140 kw, 1798 ccm, 190 PS, Hatchback, Petrol , ENG: CYGA

2.8 FSI quattro 4WD 09/2014-05/2018, 162 kw, 2773 ccm, 220 PS, Hatchback, Petrol , ENG: CVPA

S7 quattro 4WD 02/2012-03/2015, 309 kw, 3993 ccm, 420 PS, Hatchback, Petrol , ENG: CEUC

2.8 FSI 4WD 02/2011-03/2015, 150 kw, 2773 ccm, 204 PS, Hatchback, Petrol , ENG: CHVA

3.0 TDI quattro 4WD 05/2013-06/2017, 176 kw, 2967 ccm, 239 PS, Hatchback, Diesel , ENG: CPNB

3.0 TDI quattro 4WD 09/2014-05/2018, 240 kw, 2967 ccm, 326 PS, Hatchback, Diesel , ENG: CVUB

3.0 TDI 4WD 11/2015-05/2018, 155 kw, 2967 ccm, 211 PS, Hatchback, Diesel , ENG: CTCB, CZVC, CZVD

3.0 TDI quattro 4WD 07/2014-05/2018, 155 kw, 2967 ccm, 211 PS, Hatchback, Diesel , ENG: CTCB, CZVC, CZVD, CRTF

3.0 TDI quattro 4WD 10/2010-06/2016, 180 kw, 2967 ccm, 245 PS, Hatchback, Diesel , ENG: CKVC, CDUD, CDUC, CKVB

3.0 TDI quattro 4WD 05/2014-05/2018, 235 kw, 2967 ccm, 320 PS, Hatchback, Diesel , ENG: CVUA

2.8 FSI quattro 4WD 10/2010-03/2015, 150 kw, 2773 ccm, 204 PS, Hatchback, Petrol , ENG: CNYA, CHVA

3.0 TFSI quattro 4WD 05/2014-05/2018, 245 kw, 2995 ccm, 333 PS, Hatchback, Petrol , ENG: CREC

3.0 TDI 4WD 11/2015-05/2018, 140 kw, 2967 ccm, 190 PS, Hatchback, Diesel , ENG: CZVE

3.0 TDI quattro 4WD 07/2014-05/2018, 160 kw, 2967 ccm, 218 PS, Hatchback, Diesel , ENG: CZVA, CRTE

2.0 TFSI quattro 4WD 05/2015-05/2018, 183 kw, 1984 ccm, 249 PS, Hatchback, Petrol , ENG: CYPB

3.0 TDI quattro 4WD 11/2011-03/2015, 230 kw, 2967 ccm, 313 PS, Hatchback, Diesel , ENG: CGQB

3.0 TFSI quattro 4WD 01/2011-03/2015, 228 kw, 2995 ccm, 310 PS, Hatchback, Petrol , ENG: CGXB, CTTA, CTUA, CGWD

3.0 TDI quattro 4WD 12/2010-03/2015, 150 kw, 2967 ccm, 204 PS, Hatchback, Diesel , ENG: CLAA

2.0 TFSI 4WD 09/2014-05/2018, 185 kw, 1984 ccm, 252 PS, Hatchback, Petrol , ENG: CYPA

S7 quattro 4WD 07/2014-05/2018, 331 kw, 3993 ccm, 450 PS, Hatchback, Petrol , ENG: CTGE

3.0 TFSI quattro 4WD 10/2010-05/2012, 220 kw, 2995 ccm, 300 PS, Hatchback, Petrol , ENG: CHMA, CGWB

RS7 performance quattro 4WD 11/2015-04/2018, 445 kw, 3993 ccm, 605 PS, Hatchback, Petrol , ENG: CWUC

3.0 TDI quattro 4WD 05/2014-05/2018, 200 kw, 2967 ccm, 272 PS, Hatchback, Diesel , ENG: CRTD

3.0 TDI quattro 4WD 11/2015-05/2018, 140 kw, 2967 ccm, 190 PS, Hatchback, Diesel , ENG: CZVE, CZVF

3.0 TDI 4WD 07/2014-05/2018, 160 kw, 2967 ccm, 218 PS, Hatchback, Diesel , ENG: CZVB, CTCC

2.0 TFSI quattro 4WD 05/2015-05/2018, 185 kw, 1984 ccm, 252 PS, Hatchback, Petrol , ENG: CYPA, CYNB

RS7 quattro 4WD 10/2013-04/2018, 412 kw, 3993 ccm, 560 PS, Hatchback, Petrol , ENG: CRDB, CWUB

3.0 TDI 4WD 11/2010-03/2015, 150 kw, 2967 ccm, 204 PS, Hatchback, Diesel , ENG: CLAB

AUDI A8 D4 (4H2, 4H8, 4HC, 4HL) From 11/2009 to 01/2018

2.5 TFSI 4WD 07/2012-06/2016, 150 kw, 2498 ccm, 204 PS, Saloon, Petrol , ENG: CVBA, CPAA

3.0 TFSI quattro 4WD 06/2010-01/2018, 245 kw, 2995 ccm, 333 PS, Saloon, Petrol , ENG: CTDA, CGXC, CTUB, CMDA, CREC

4.0 TFSI quattro 4WD 10/2013-12/2015, 320 kw, 3993 ccm, 435 PS, Saloon, Petrol , ENG: CTGA

3.0 TDI quattro 4WD 08/2010-11/2015, 155 kw, 2967 ccm, 211 PS, Saloon, Diesel , ENG: CTBB, CDTB

2.0 TFSI hybrid 4WD 02/2012-11/2015, 180 kw, 1984 ccm, 245 PS, Saloon, Full Hybrid , ENG: CHJA

4.2 TDI quattro 4WD 11/2009-04/2014, 258 kw, 4134 ccm, 351 PS, Saloon, Diesel , ENG: CDSB

4.2 FSI quattro 4WD 11/2009-12/2012, 273 kw, 4163 ccm, 371 PS, Saloon, Petrol , ENG: CDRA

4.0 TFSI quattro 4WD 03/2012-12/2014, 309 kw, 3993 ccm, 420 PS, Saloon, Petrol , ENG: CEUA

3.0 TDI quattro 4WD 11/2012-06/2016, 176 kw, 2967 ccm, 239 PS, Saloon, Diesel , ENG: CPNA, CPNB

2.0 TFSI quattro 4WD 09/2016-01/2018, 185 kw, 1984 ccm, 252 PS, Saloon, Petrol , ENG: CYPA

3.0 TDI quattro 4WD 10/2013-01/2018, 190 kw, 2967 ccm, 258 PS, Saloon, Diesel , ENG: CTBA

6.3 W12 quattro 4WD 01/2011-01/2018, 368 kw, 6299 ccm, 500 PS, Saloon, Petrol , ENG: CTNA, CEJA

S8 plus quattro 4WD 11/2015-01/2018, 445 kw, 3993 ccm, 605 PS, Saloon, Petrol , ENG: DDTA

4.2 TDI quattro 4WD 10/2013-01/2018, 283 kw, 4134 ccm, 385 PS, Saloon, Diesel , ENG: CTEC

3.0 TDI 4WD 09/2011-09/2013, 150 kw, 2967 ccm, 204 PS, Saloon, Diesel , ENG: CLAB

3.0 TDI quattro 4WD 07/2010-01/2018, 184 kw, 2967 ccm, 250 PS, Saloon, Diesel , ENG: CDTC, CDTA, CMHA

3.0 TFSI quattro 4WD 11/2011-01/2018, 228 kw, 2995 ccm, 310 PS, Saloon, Petrol , ENG: CGWD, CREA

3.0 TDI quattro 4WD 05/2015-01/2018, 193 kw, 2967 ccm, 262 PS, Saloon, Diesel , ENG: CTBD

3.0 TFSI quattro 4WD 07/2010-04/2014, 213 kw, 2995 ccm, 290 PS, Saloon, Petrol , ENG: CGXA, CGWA, CREG

S8 quattro 4WD 04/2012-01/2018, 382 kw, 3993 ccm, 520 PS, Saloon, Petrol , ENG: CGTA, CTFA

BENTLEY

BENTLEY MULSANNE (3Y_) From 09/2009

6.8 Speed Rear-Wheel Drive 09/2014-12/2020, 395 kw, 6752 ccm, 537 PS, Saloon, Petrol , ENG: CZMA

6.8 Rear-Wheel Drive 09/2009-07/2020, 377 kw, 6752 ccm, 513 PS, Saloon, Petrol , ENG: CKBB, CZMB

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.