This Interior Heating Heat Exchanger NAPA OE Ref 8E1820031 is manufactured by NAPA and supplied as a direct replacement for OEM reference 11812395. Designed for use in selected AUDI, SEAT vehicles, it is intended to meet original equipment fit and function requirements.
The part is identified by manufacturer reference NRA1320 and EAN EAN: 5063485149829, allowing accurate cross-referencing and compatibility checks. It is suitable for replacing worn or faulty components where dependable operation is required.
To ensure correct fitment, please use our vehicle registration lookup tool or verify compatibility by matching the OEM reference number before ordering. Vehicle specifications and installation requirements may vary by model and production year.
This part is compatible with selected AUDI, SEAT models. Full compatibility details are available in the Compatibility section.
If this part is not suitable for your vehicle, you can browse alternative options in our Heating & Ventilation category.
e Auto Parts supplies a wide range of aftermarket and OE-equivalent vehicle components for customers across the UK and Europe. We focus on clear product identification, accurate compatibility information, and customer support to help you select the correct part.
1.6 4WD 11/2000-12/2004, 75 kw, 1595 ccm, 102 PS, Saloon, Petrol , ENG: ALZ
S4 quattro 4WD 03/2003-12/2004, 253 kw, 4163 ccm, 344 PS, Saloon, Petrol , ENG: BBK, BHF
1.9 TDI 4WD 11/2000-12/2004, 96 kw, 1896 ccm, 130 PS, Saloon, Diesel , ENG: AVF, AWX
3.0 quattro 4WD 04/2001-12/2004, 160 kw, 2976 ccm, 218 PS, Saloon, Petrol , ENG: BBJ
3.0 4WD 11/2000-12/2004, 162 kw, 2976 ccm, 220 PS, Saloon, Petrol , ENG: ASN, AVK
1.8 T quattro 4WD 07/2001-12/2004, 125 kw, 1781 ccm, 170 PS, Saloon, Petrol , ENG: AWM, AMB
2.0 4WD 11/2000-12/2004, 96 kw, 1984 ccm, 130 PS, Saloon, Petrol , ENG: ALT
1.9 TDI 4WD 06/2004-12/2004, 85 kw, 1896 ccm, 116 PS, Saloon, Diesel , ENG: BKE
1.9 TDI 4WD 05/2001-12/2004, 74 kw, 1896 ccm, 101 PS, Saloon, Diesel , ENG: AVB
1.8 T quattro 4WD 07/2002-12/2004, 120 kw, 1781 ccm, 163 PS, Saloon, Petrol , ENG: BFB
1.9 TDI quattro 4WD 11/2001-12/2004, 96 kw, 1896 ccm, 130 PS, Saloon, Diesel , ENG: AVF
2.5 TDI 4WD 08/2001-07/2002, 114 kw, 2496 ccm, 155 PS, Saloon, Diesel , ENG: AYM
1.8 T 4WD 11/2002-12/2004, 140 kw, 1781 ccm, 190 PS, Saloon, Petrol , ENG: BEX
2.0 FSI 4WD 07/2002-12/2004, 110 kw, 1984 ccm, 150 PS, Saloon, Petrol , ENG: AWA
2.5 TDI quattro 4WD 11/2000-12/2004, 132 kw, 2496 ccm, 180 PS, Saloon, Diesel , ENG: AKE, BAU, BDH
2.4 4WD 09/2001-12/2004, 120 kw, 2393 ccm, 163 PS, Saloon, Petrol , ENG: AMM
3.0 quattro 4WD 11/2000-12/2004, 162 kw, 2976 ccm, 220 PS, Saloon, Petrol , ENG: ASN, AVK
3.0 4WD 04/2001-12/2004, 160 kw, 2976 ccm, 218 PS, Saloon, Petrol , ENG: BBJ
1.8 T quattro 4WD 11/2000-07/2002, 110 kw, 1781 ccm, 150 PS, Saloon, Petrol , ENG: AVJ
1.8 T 4WD 11/2000-07/2002, 110 kw, 1781 ccm, 150 PS, Saloon, Petrol , ENG: AVJ
2.4 4WD 09/2001-12/2004, 125 kw, 2393 ccm, 170 PS, Saloon, Petrol , ENG: BDV
2.5 TDI 4WD 07/2002-12/2004, 120 kw, 2496 ccm, 163 PS, Saloon, Diesel , ENG: BFC, BCZ, BDG
1.8 T 4WD 07/2002-12/2004, 120 kw, 1781 ccm, 163 PS, Saloon, Petrol , ENG: BFB
1.8 T quattro 4WD 11/2002-12/2004, 140 kw, 1781 ccm, 190 PS, Saloon, Petrol , ENG: BEX
3.0 quattro 4WD 09/2001-12/2004, 162 kw, 2976 ccm, 220 PS, Estate, Petrol , ENG: ASN, AVK
3.0 quattro 4WD 04/2001-12/2004, 160 kw, 2976 ccm, 218 PS, Estate, Petrol , ENG: BBJ
2.4 4WD 09/2001-12/2004, 120 kw, 2393 ccm, 163 PS, Estate, Petrol , ENG: AMM
2.5 TDI 4WD 09/2001-07/2002, 114 kw, 2496 ccm, 155 PS, Estate, Diesel , ENG: AYM
2.5 TDI 4WD 07/2002-12/2004, 120 kw, 2496 ccm, 163 PS, Estate, Diesel , ENG: BFC, BCZ, BDG
2.4 4WD 09/2001-12/2004, 125 kw, 2393 ccm, 170 PS, Estate, Petrol , ENG: BDV
1.8 T 4WD 07/2002-12/2004, 120 kw, 1781 ccm, 163 PS, Estate, Petrol , ENG: BFB
3.0 4WD 09/2001-12/2004, 162 kw, 2976 ccm, 220 PS, Estate, Petrol , ENG: ASN
S4 quattro 4WD 03/2003-12/2004, 253 kw, 4163 ccm, 344 PS, Estate, Petrol , ENG: BBK, BHF
2.0 FSI 4WD 07/2002-12/2004, 110 kw, 1984 ccm, 150 PS, Estate, Petrol , ENG: AWA
2.0 4WD 09/2001-12/2004, 96 kw, 1984 ccm, 130 PS, Estate, Petrol , ENG: ALT
1.8 T 4WD 11/2002-12/2004, 140 kw, 1781 ccm, 190 PS, Estate, Petrol , ENG: BEX
1.8 T quattro 4WD 09/2001-07/2002, 110 kw, 1781 ccm, 150 PS, Estate, Petrol , ENG: AVJ
3.0 4WD 04/2001-12/2004, 160 kw, 2976 ccm, 218 PS, Estate, Petrol , ENG: BBJ
2.5 TDI quattro 4WD 09/2001-12/2004, 132 kw, 2496 ccm, 180 PS, Estate, Diesel , ENG: AKE, BAU, BDH
1.9 TDI 4WD 06/2004-12/2004, 85 kw, 1896 ccm, 116 PS, Estate, Diesel , ENG: BKE
1.8 T quattro 4WD 07/2002-12/2004, 120 kw, 1781 ccm, 163 PS, Estate, Petrol , ENG: BFB
1.9 TDI 4WD 09/2001-12/2004, 96 kw, 1896 ccm, 130 PS, Estate, Diesel , ENG: AVF, AWX
1.8 T 4WD 09/2001-07/2002, 110 kw, 1781 ccm, 150 PS, Estate, Petrol , ENG: AVJ
1.8 T quattro 4WD 11/2002-12/2004, 140 kw, 1781 ccm, 190 PS, Estate, Petrol , ENG: BEX
1.9 TDI quattro 4WD 11/2001-12/2004, 96 kw, 1896 ccm, 130 PS, Estate, Diesel , ENG: AVF
1.6 4WD 09/2001-12/2004, 75 kw, 1595 ccm, 102 PS, Estate, Petrol , ENG: ALZ
1.9 TDI 4WD 11/2001-12/2004, 74 kw, 1896 ccm, 101 PS, Estate, Diesel , ENG: AVB
2.5 TDI 4WD 08/2002-12/2005, 120 kw, 2496 ccm, 163 PS, Convertible, Diesel , ENG: BFC, BCZ, BDG
2.4 4WD 04/2002-12/2005, 125 kw, 2393 ccm, 170 PS, Convertible, Petrol , ENG: BDV
3.0 quattro 4WD 05/2003-12/2005, 162 kw, 2976 ccm, 220 PS, Convertible, Petrol , ENG: BGN, ASN, AVK
1.8 T 4WD 07/2002-12/2005, 120 kw, 1781 ccm, 163 PS, Convertible, Petrol , ENG: BFB
3.0 4WD 04/2002-12/2005, 162 kw, 2976 ccm, 220 PS, Convertible, Petrol , ENG: BGN, ASN, AVK
2.4 4WD 04/2002-12/2005, 120 kw, 2393 ccm, 163 PS, Convertible, Petrol , ENG: AMM
2.0 4WD 09/2004-12/2005, 96 kw, 1984 ccm, 130 PS, Convertible, Petrol , ENG: ALT
S4 quattro 4WD 03/2004-12/2005, 253 kw, 4163 ccm, 344 PS, Convertible, Petrol , ENG: BBK, BHF
3.0 4WD 04/2002-12/2005, 160 kw, 2976 ccm, 218 PS, Convertible, Petrol , ENG: BBJ
1.8 T quattro 4WD 05/2003-12/2005, 120 kw, 1781 ccm, 163 PS, Convertible, Petrol , ENG: BFB
3.0 TDI quattro 4WD 01/2006-06/2008, 171 kw, 2967 ccm, 233 PS, Saloon, Diesel , ENG: ASB
2.0 TDI 4WD 11/2005-11/2006, 93 kw, 1968 ccm, 126 PS, Saloon, Diesel , ENG: BVF
2.7 TDI 4WD 01/2006-06/2008, 132 kw, 2698 ccm, 180 PS, Saloon, Diesel , ENG: BPP
2.5 TDI 4WD 11/2004-05/2006, 120 kw, 2496 ccm, 163 PS, Saloon, Diesel , ENG: BDG
2.0 TFSI 4WD 06/2005-06/2008, 162 kw, 1984 ccm, 220 PS, Saloon, Petrol , ENG: BUL
2.0 TDI 4WD 09/2005-09/2006, 89 kw, 1968 ccm, 121 PS, Saloon, Diesel , ENG: BVG
2.0 TDI 4WD 06/2006-06/2008, 125 kw, 1968 ccm, 170 PS, Saloon, Diesel , ENG: BRD
1.6 4WD 11/2004-06/2008, 75 kw, 1595 ccm, 102 PS, Saloon, Petrol , ENG: ALZ
RS4 quattro 4WD 09/2005-06/2008, 309 kw, 4163 ccm, 420 PS, Saloon, Petrol , ENG: BNS
1.8 T quattro 4WD 11/2004-06/2008, 120 kw, 1781 ccm, 163 PS, Saloon, Petrol , ENG: BFB
3.0 TDI quattro 4WD 11/2004-06/2008, 150 kw, 2967 ccm, 204 PS, Saloon, Diesel , ENG: BKN
2.0 TDI quattro 4WD 01/2006-06/2008, 103 kw, 1968 ccm, 140 PS, Saloon, Diesel , ENG: BPW
2.0 TFSI 4WD 10/2006-06/2008, 125 kw, 1984 ccm, 170 PS, Saloon, Petrol , ENG: BYK, BPJ
2.0 TDI 4WD 11/2004-06/2008, 100 kw, 1968 ccm, 136 PS, Saloon, Diesel , ENG: BNA, BRF
2.0 TDI 4WD 11/2004-06/2008, 103 kw, 1968 ccm, 140 PS, Saloon, Diesel , ENG: BPW
3.2 FSI 4WD 01/2005-06/2008, 188 kw, 3123 ccm, 255 PS, Saloon, Petrol , ENG: AUK
2.0 TFSI 4WD 11/2004-06/2008, 147 kw, 1984 ccm, 200 PS, Saloon, Petrol , ENG: BPG, BGB, BWE, BWT
2.0 TFSI quattro 4WD 06/2005-06/2008, 162 kw, 1984 ccm, 220 PS, Saloon, Petrol , ENG: BUL
1.9 TDI 4WD 11/2004-06/2008, 85 kw, 1896 ccm, 116 PS, Saloon, Diesel , ENG: BKE, BRB
2.0 TDI quattro 4WD 06/2006-06/2008, 125 kw, 1968 ccm, 170 PS, Saloon, Diesel , ENG: BRD
2.0 4WD 11/2004-06/2008, 96 kw, 1984 ccm, 130 PS, Saloon, Petrol , ENG: ALT
3.0 quattro 4WD 11/2004-07/2006, 160 kw, 2976 ccm, 218 PS, Saloon, Petrol , ENG: BBJ
1.8 T 4WD 11/2004-06/2008, 120 kw, 1781 ccm, 163 PS, Saloon, Petrol , ENG: BFB
2.0 TDI 16V 4WD 11/2004-06/2008, 103 kw, 1968 ccm, 140 PS, Saloon, Diesel , ENG: BLB, BRE
S4 quattro 4WD 11/2004-06/2008, 253 kw, 4163 ccm, 344 PS, Saloon, Petrol , ENG: BBK, BHF
3.2 FSI quattro 4WD 01/2005-06/2008, 188 kw, 3123 ccm, 255 PS, Saloon, Petrol , ENG: AUK, BKH
2.0 TFSI quattro 4WD 11/2004-06/2008, 147 kw, 1984 ccm, 200 PS, Saloon, Petrol , ENG: BPG, BGB, BWE, BWT
2.7 TDI 4WD 11/2005-06/2008, 120 kw, 2698 ccm, 163 PS, Saloon, Diesel , ENG: BSG
1.8 T quattro 4WD 11/2004-06/2008, 120 kw, 1781 ccm, 163 PS, Estate, Petrol , ENG: BFB
2.0 4WD 11/2004-06/2008, 96 kw, 1984 ccm, 130 PS, Estate, Petrol , ENG: ALT
2.0 TDI 4WD 06/2006-06/2008, 120 kw, 1968 ccm, 163 PS, Estate, Diesel , ENG: BVA
2.0 TDI 4WD 06/2006-06/2008, 125 kw, 1968 ccm, 170 PS, Estate, Diesel , ENG: BRD
3.0 quattro 4WD 11/2004-07/2006, 160 kw, 2976 ccm, 218 PS, Estate, Petrol , ENG: BBJ
2.0 TFSI 4WD 06/2005-06/2008, 162 kw, 1984 ccm, 220 PS, Estate, Petrol , ENG: BUL
2.5 TDI 4WD 11/2004-05/2006, 120 kw, 2496 ccm, 163 PS, Estate, Diesel , ENG: BDG
1.9 TDI 4WD 11/2004-06/2008, 85 kw, 1896 ccm, 116 PS, Estate, Diesel , ENG: BKE, BRB
RS4 quattro 4WD 09/2005-06/2008, 309 kw, 4163 ccm, 420 PS, Estate, Petrol , ENG: BNS
3.2 FSI 4WD 01/2005-06/2008, 188 kw, 3123 ccm, 255 PS, Estate, Petrol , ENG: AUK
2.0 TDI 4WD 11/2005-11/2006, 93 kw, 1968 ccm, 126 PS, Estate, Diesel , ENG: BVF
2.0 TFSI 4WD 11/2004-06/2008, 147 kw, 1984 ccm, 200 PS, Estate, Petrol , ENG: BPG, BGB, BWE
2.0 TDI 4WD 11/2004-06/2008, 100 kw, 1968 ccm, 136 PS, Estate, Diesel , ENG: BNA, BRF
2.7 TDi 4WD 11/2005-03/2008, 120 kw, 2698 ccm, 163 PS, Estate, Diesel , ENG: BSG
1.8 T 4WD 11/2004-06/2008, 120 kw, 1781 ccm, 163 PS, Estate, Petrol , ENG: BFB
2.7 TDI 4WD 01/2006-06/2008, 132 kw, 2698 ccm, 180 PS, Estate, Diesel , ENG: BPP
2.0 TDI quattro 4WD 06/2006-06/2008, 120 kw, 1968 ccm, 163 PS, Estate, Diesel , ENG: BVA
1.6 4WD 11/2004-06/2008, 75 kw, 1595 ccm, 102 PS, Estate, Petrol , ENG: ALZ
2.0 TDI quattro 4WD 06/2006-06/2008, 125 kw, 1968 ccm, 170 PS, Estate, Diesel , ENG: BRD
2.0 TDI 4WD 09/2005-09/2006, 89 kw, 1968 ccm, 121 PS, Estate, Diesel , ENG: BVG
3.0 4WD 11/2004-05/2006, 160 kw, 2976 ccm, 218 PS, Estate, Petrol , ENG: BBJ
2.0 TFSI quattro 4WD 06/2005-06/2008, 162 kw, 1984 ccm, 220 PS, Estate, Petrol , ENG: BUL
3.0 TDI quattro 4WD 11/2004-06/2008, 150 kw, 2967 ccm, 204 PS, Estate, Diesel , ENG: BKN
2.0 TDI quattro 4WD 01/2006-06/2008, 103 kw, 1968 ccm, 140 PS, Estate, Diesel , ENG: BPW
2.0 TDI 16V 4WD 11/2004-06/2008, 103 kw, 1968 ccm, 140 PS, Estate, Diesel , ENG: BLB, BRE
2.0 TFSI 4WD 10/2006-06/2008, 125 kw, 1984 ccm, 170 PS, Estate, Petrol , ENG: BYK, BPJ
2.0 TDI 4WD 11/2004-06/2008, 103 kw, 1968 ccm, 140 PS, Estate, Diesel , ENG: BPW
3.2 FSI quattro 4WD 01/2005-06/2008, 188 kw, 3123 ccm, 255 PS, Estate, Petrol , ENG: AUK, BKH
2.0 TFSI quattro 4WD 11/2004-06/2008, 147 kw, 1984 ccm, 200 PS, Estate, Petrol , ENG: BPG, BGB, BWE, BWT
3.0 TDI quattro 4WD 01/2006-06/2008, 171 kw, 2967 ccm, 233 PS, Estate, Diesel , ENG: ASB
2.0 TDI 4WD 01/2006-03/2009, 103 kw, 1968 ccm, 140 PS, Convertible, Diesel , ENG: BPW
3.2 FSI 4WD 01/2006-03/2009, 188 kw, 3123 ccm, 255 PS, Convertible, Petrol , ENG: AUK
3.0 TDI quattro 4WD 01/2006-03/2009, 150 kw, 2967 ccm, 204 PS, Convertible, Diesel , ENG: BKN
1.8 T 4WD 01/2006-03/2009, 120 kw, 1781 ccm, 163 PS, Convertible, Petrol , ENG: BFB
2.7 TDI 4WD 06/2006-03/2009, 132 kw, 2698 ccm, 180 PS, Convertible, Diesel , ENG: BPP
3.0 TDI quattro 4WD 01/2006-03/2009, 171 kw, 2967 ccm, 233 PS, Convertible, Diesel , ENG: ASB
3.2 FSI quattro 4WD 01/2006-03/2009, 188 kw, 3123 ccm, 255 PS, Convertible, Petrol , ENG: AUK, BKH
S4 quattro 4WD 11/2005-03/2009, 253 kw, 4163 ccm, 344 PS, Convertible, Petrol , ENG: BBK, BHF
RS4 quattro 4WD 02/2006-12/2008, 309 kw, 4163 ccm, 420 PS, Convertible, Petrol , ENG: BNS
2.0 TDI 4WD 01/2006-03/2009, 100 kw, 1968 ccm, 136 PS, Convertible, Diesel , ENG: BRC
2.0 TFSI 16V 4WD 01/2006-03/2009, 147 kw, 1984 ccm, 200 PS, Convertible, Petrol , ENG: BWE, BWT
1.8 TSI 4WD 09/2010-05/2013, 88 kw, 1798 ccm, 120 PS, Saloon, Petrol , ENG: CDHA
2.0 TDI 4WD 02/2009-05/2013, 125 kw, 1968 ccm, 170 PS, Saloon, Diesel , ENG: CGLB, CAHA
2.0 TFSI 4WD 03/2009-05/2013, 147 kw, 1984 ccm, 200 PS, Saloon, Petrol , ENG: BWE
1.6 4WD 03/2009-09/2010, 75 kw, 1595 ccm, 102 PS, Saloon, Petrol , ENG: ALZ
1.8 TSI 4WD 05/2010-05/2013, 118 kw, 1798 ccm, 160 PS, Saloon, Petrol , ENG: CDHB
2.0 TDI 4WD 12/2008-05/2013, 88 kw, 1968 ccm, 120 PS, Saloon, Diesel , ENG: CJCC, CAGC
2.0 TDI 4WD 12/2008-05/2013, 105 kw, 1968 ccm, 143 PS, Saloon, Diesel , ENG: CJCA, CAGA
1.8 T 4WD 12/2008-05/2010, 110 kw, 1781 ccm, 150 PS, Saloon, Petrol , ENG: CFMA
2.0 TFSI 4WD 05/2010-05/2013, 155 kw, 1984 ccm, 211 PS, Saloon, Petrol , ENG: CDND
2.0 TDI 4WD 07/2009-05/2013, 88 kw, 1968 ccm, 120 PS, Estate, Diesel , ENG: CJCC, CAGC
2.0 TDI 4WD 05/2009-05/2013, 105 kw, 1968 ccm, 143 PS, Estate, Diesel , ENG: CJCA, CAGA
1.8 T 4WD 06/2009-05/2010, 110 kw, 1781 ccm, 150 PS, Estate, Petrol , ENG: CFMA
2.0 TFSI 4WD 05/2010-05/2013, 155 kw, 1984 ccm, 211 PS, Estate, Petrol , ENG: CDND
1.8 TSI 4WD 09/2010-05/2013, 88 kw, 1798 ccm, 120 PS, Estate, Petrol , ENG: CDHA
2.0 TDI 4WD 05/2009-05/2013, 125 kw, 1968 ccm, 170 PS, Estate, Diesel , ENG: CGLB, CAHA
2.0 TFSI 4WD 06/2009-05/2013, 147 kw, 1984 ccm, 200 PS, Estate, Petrol , ENG: BWE
1.6 4WD 06/2009-09/2010, 75 kw, 1595 ccm, 102 PS, Estate, Petrol , ENG: ALZ
1.8 TSI 4WD 05/2010-05/2013, 118 kw, 1798 ccm, 160 PS, Estate, Petrol , ENG: CDHB








