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Febi Bilstein Expansion Tank Cap 40723
FEBI BILSTEIN Expansion Tank Cap - 40723
FEBI BILSTEIN Expansion Tank Cap - 40723

Febi Bilstein Expansion Tank Cap 40723

FEBI BILSTEIN
Availability:
in stock, ready to be shipped
SKU 40723
$9.44 - $9.44
$9.44
$9.44 - $9.44
$9.44
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We show live inventory for in-stock items. Products may sell out due to high demand but are restocked regularly. Out-of-stock items can still be ordered and usually arrive within a few weeks.

FEBI BILSTEIN

Expansion Tank Cap

This product also goes by these part numbers: 8E0121321

This part also goes by the following cross reference.

Cross Reference Part Number: 8E0121321

Fits These Vehicles 194 applications
C5 A6
Make Model Engine Years
AUDI A6 C5 (4B2, 4B4) 1.8 T 1997–2005
AUDI A6 C5 (4B2, 4B4) 1.8 T quattro 1997–2005
AUDI A6 C5 (4B2, 4B4) 2.4 1997–2005
AUDI A6 C5 (4B2, 4B4) 2.4 1998–2005
AUDI A6 C5 (4B2, 4B4) 2.5 TDI 2000–2005
AUDI A6 C5 (4B2, 4B4) 2.5 TDI quattro 2000–2005
AUDI A6 C5 (4B2, 4B4) 2.0 2001–2005
AUDI A6 C5 (4B2, 4B4) 3.0 2001–2005
AUDI A6 C5 (4B2, 4B4) 3.0 quattro 2001–2005
AUDI A6 C5 (4B2, 4B4) 2.4 2001–2005
AUDI A6 C5 (4B2, 4B4) 2.4 quattro 2001–2005
AUDI A6 C5 (4B2, 4B4) 2.5 TDI 2001–2005
AUDI A6 C5 (4B2, 4B4) 2.7 T quattro 2001–2005
AUDI A6 C5 (4B2, 4B4) 1.9 TDI 2001–2005
AUDI A6 C5 (4B2, 4B4) 3.0 quattro 2001–2004
AUDI A6 C5 (4B2, 4B4) 3.0 2001–2005
AUDI A6 C5 (4B2, 4B4) 3.0 quattro 2001–2004
AUDI A6 C5 (4B2, 4B4) 2.7 quattro 2001–2004
AUDI A6 C5 (4B2, 4B4) 2.5 TDI 2002–2005
AUDI A6 C5 (4B2, 4B4) 2.7 quattro 2003–2004
AUDI A6 C5 Avant (4B5, 4B6) 1.8 T 1997–2005
AUDI A6 C5 Avant (4B5, 4B6) 1.8 T quattro 1997–2005
AUDI A6 C5 Avant (4B5, 4B6) 2.4 1997–2005
AUDI A6 C5 Avant (4B5, 4B6) 2.4 1998–2005
AUDI A6 C5 Avant (4B5, 4B6) 2.5 TDI 2000–2005
AUDI A6 C5 Avant (4B5, 4B6) 2.5 TDI quattro 2000–2005
AUDI A6 C5 Avant (4B5, 4B6) 2.0 2001–2005
AUDI A6 C5 Avant (4B5, 4B6) 2.4 2001–2005
AUDI A6 C5 Avant (4B5, 4B6) 2.4 quattro 2001–2005
AUDI A6 C5 Avant (4B5, 4B6) 2.5 TDI 2001–2005
AUDI A6 C5 Avant (4B5, 4B6) 2.7 T quattro 2001–2005
AUDI A6 C5 Avant (4B5, 4B6) 3.0 2001–2005
AUDI A6 C5 Avant (4B5, 4B6) 3.0 quattro 2001–2005
AUDI A6 C5 Avant (4B5, 4B6) 1.9 TDI 2001–2005
AUDI A6 C5 Avant (4B5, 4B6) 3.0 quattro 2001–2004
AUDI A6 C5 Avant (4B5, 4B6) 3.0 2001–2005
AUDI A6 C5 Avant (4B5, 4B6) 3.0 quattro 2001–2005
AUDI A6 C5 Avant (4B5, 4B6) 2.5 TDI 2002–2005
AUDI ALLROAD C5 (4BH) 2.7 quattro 2000–2005
C6 A6
Make Model Engine Years
AUDI A6 Allroad C6 (4FH) 3.2 FSI quattro 2006–2008
AUDI A6 Allroad C6 (4FH) 4.2 FSI quattro 2006–2010
AUDI A6 Allroad C6 (4FH) 3.0 TDI quattro 2006–2008
AUDI A6 Allroad C6 (4FH) 2.7 TDI quattro 2006–2008
AUDI A6 Allroad C6 (4FH) 3.0 TDI quattro 2006–2011
AUDI A6 Allroad C6 (4FH) 2.7 TDI quattro 2006–2011
AUDI A6 Allroad C6 (4FH) 2.7 TDI quattro 2008–2011
AUDI A6 Allroad C6 (4FH) 3.0 TDI quattro 2008–2011
AUDI A6 Allroad C6 (4FH) 3.0 TFSI quattro 2008–2011
AUDI A6 C6 (4F2) 2.4 2004–2008
AUDI A6 C6 (4F2) 3.2 FSI 2004–2009
AUDI A6 C6 (4F2) 3.2 FSI quattro 2004–2008
AUDI A6 C6 (4F2) 2.0 TDI 2004–2008
AUDI A6 C6 (4F2) 4.2 quattro 2004–2006
AUDI A6 C6 (4F2) 3.0 TDI quattro 2004–2006
AUDI A6 C6 (4F2) 3.0 TDI quattro 2004–2011
AUDI A6 C6 (4F2) 2.7 TDI 2004–2008
AUDI A6 C6 (4F2) 2.7 TDI 2004–2011
AUDI A6 C6 (4F2) 2.7 TDI quattro 2004–2008
AUDI A6 C6 (4F2) 2.0 TDI 2004–2011
AUDI A6 C6 (4F2) 3.0 quattro 2004–2006
AUDI A6 C6 (4F2) 3.0 2004–2006
AUDI A6 C6 (4F2) 2.4 quattro 2005–2008
AUDI A6 C6 (4F2) 2.0 TFSI 2005–2011
AUDI A6 C6 (4F2) 2.7 TDI quattro 2005–2011
AUDI A6 C6 (4F2) 2.0 TDI 2005–2006
AUDI A6 C6 (4F2) S6 quattro 2006–2011
AUDI A6 C6 (4F2) 4.2 FSI quattro 2006–2011
AUDI A6 C6 (4F2) 2.8 FSI 2006–2008
AUDI A6 C6 (4F2) 3.2 FSI quattro 2006–2008
AUDI A6 C6 (4F2) 2.8 FSI quattro 2007–2008
AUDI A6 C6 (4F2) 3.0 TFSI quattro 2008–2011
AUDI A6 C6 (4F2) 2.0 TDI 2008–2011
AUDI A6 C6 (4F2) 2.7 TDI 2008–2011
AUDI A6 C6 (4F2) 2.7 TDI quattro 2008–2011
AUDI A6 C6 (4F2) 2.8 FSI 2008–2011
AUDI A6 C6 (4F2) 2.8 FSI quattro 2008–2011
AUDI A6 C6 (4F2) 2.8 FSI quattro 2008–2011
AUDI A6 C6 (4F2) 2.8 FSI 2008–2011
AUDI A6 C6 (4F2) 3.0 TDI quattro 2008–2011
AUDI A6 C6 (4F2) 3.0 TFSI quattro 2008–2011
AUDI A6 C6 (4F2) 3.2 FSI 2009–2011
AUDI A6 C6 (4F2) 2.0 TDI 2009–2011
AUDI A6 C6 Avant (4F5) 2.7 TDI quattro 2004–2008
AUDI A6 C6 Avant (4F5) 2.0 TDI 2005–2008
AUDI A6 C6 Avant (4F5) 2.7 TDI 2005–2011
AUDI A6 C6 Avant (4F5) 3.0 TDI quattro 2005–2006
AUDI A6 C6 Avant (4F5) 3.2 FSI 2005–2008
AUDI A6 C6 Avant (4F5) 3.2 FSI quattro 2005–2008
AUDI A6 C6 Avant (4F5) 4.2 quattro 2005–2006
AUDI A6 C6 Avant (4F5) 2.4 2005–2008
AUDI A6 C6 Avant (4F5) 2.4 quattro 2005–2008
AUDI A6 C6 Avant (4F5) 3.0 TDI quattro 2005–2011
AUDI A6 C6 Avant (4F5) 2.7 TDI 2005–2008
AUDI A6 C6 Avant (4F5) 2.0 TFSI 2005–2011
AUDI A6 C6 Avant (4F5) 2.0 TDI 2005–2011
AUDI A6 C6 Avant (4F5) 2.7 TDI quattro 2005–2011
AUDI A6 C6 Avant (4F5) 3.0 quattro 2005–2006
AUDI A6 C6 Avant (4F5) 2.0 TDI 2005–2006
AUDI A6 C6 Avant (4F5) 3.0 2005–2006
AUDI A6 C6 Avant (4F5) S6 quattro 2006–2011
AUDI A6 C6 Avant (4F5) 4.2 FSI quattro 2006–2011
AUDI A6 C6 Avant (4F5) 2.8 FSI 2006–2008
AUDI A6 C6 Avant (4F5) 2.8 FSI quattro 2007–2008
AUDI A6 C6 Avant (4F5) 3.0 TFSI quattro 2008–2011
AUDI A6 C6 Avant (4F5) 2.0 TDI 2008–2011
AUDI A6 C6 Avant (4F5) 2.7 TDI 2008–2011
AUDI A6 C6 Avant (4F5) 2.7 TDI quattro 2008–2011
AUDI A6 C6 Avant (4F5) 2.8 FSI 2008–2011
AUDI A6 C6 Avant (4F5) 2.8 FSI 2008–2011
AUDI A6 C6 Avant (4F5) 2.8 FSI quattro 2008–2011
AUDI A6 C6 Avant (4F5) 2.8 FSI quattro 2008–2011
AUDI A6 C6 Avant (4F5) 3.0 TDI quattro 2008–2011
AUDI A6 C6 Avant (4F5) 3.0 TFSI quattro 2008–2011
AUDI A6 C6 Avant (4F5) 2.0 TDI 2009–2011
A4
Make Model Engine Years
AUDI A4 B6 (8E2) 1.8 T 2000–2002
AUDI A4 B6 (8E2) 2.0 2000–2004
AUDI A4 B6 (8E2) 1.8 T quattro 2000–2002
AUDI A4 B6 (8E2) 3.0 2000–2004
AUDI A4 B6 (8E2) 3.0 quattro 2000–2004
AUDI A4 B6 (8E2) 1.9 TDI 2000–2004
AUDI A4 B6 (8E2) 2.5 TDI quattro 2000–2004
AUDI A4 B6 (8E2) 1.6 2000–2004
AUDI A4 B6 (8E2) 2.5 TDI 2001–2002
AUDI A4 B6 (8E2) 1.9 TDI 2001–2004
AUDI A4 B6 (8E2) 2.4 2001–2004
AUDI A4 B6 (8E2) 1.9 TDI quattro 2001–2004
AUDI A4 B6 (8E2) 2.4 2001–2004
AUDI A4 B6 (8E2) 1.8 T 2001–2004
AUDI A4 B6 (8E2) 3.0 2001–2004
AUDI A4 B6 (8E2) 3.0 quattro 2001–2004
AUDI A4 B6 (8E2) 1.8 T quattro 2001–2004
AUDI A4 B6 (8E2) 2.0 FSI 2002–2004
AUDI A4 B6 (8E2) 1.8 T 2002–2004
AUDI A4 B6 (8E2) 1.8 T quattro 2002–2004
AUDI A4 B6 (8E2) 2.5 TDI 2002–2004
AUDI A4 B6 (8E2) 1.8 T 2002–2004
AUDI A4 B6 (8E2) 1.8 T quattro 2002–2004
AUDI A4 B6 (8E2) S4 quattro 2003–2004
AUDI A4 B6 (8E2) 1.9 TDI 2004–2004
AUDI A4 B6 (8E2) 3.0 quattro 2005–2005
AUDI A4 B6 (8E2) 3.0 2005–2005
AUDI A4 B6 Avant (8E5) 1.6 2001–2004
AUDI A4 B6 Avant (8E5) 2.0 2001–2004
AUDI A4 B6 Avant (8E5) 1.8 T 2001–2002
AUDI A4 B6 Avant (8E5) 3.0 2001–2004
AUDI A4 B6 Avant (8E5) 1.9 TDI 2001–2004
AUDI A4 B6 Avant (8E5) 2.4 2001–2004
AUDI A4 B6 Avant (8E5) 2.5 TDI quattro 2001–2004
AUDI A4 B6 Avant (8E5) 2.5 TDI 2001–2002
AUDI A4 B6 Avant (8E5) 1.8 T quattro 2001–2002
AUDI A4 B6 Avant (8E5) 1.9 TDI 2001–2004
AUDI A4 B6 Avant (8E5) 1.9 TDI quattro 2001–2004
AUDI A4 B6 Avant (8E5) 2.4 2001–2004
AUDI A4 B6 Avant (8E5) 1.8 T quattro 2001–2004
AUDI A4 B6 Avant (8E5) 3.0 2001–2004
AUDI A4 B6 Avant (8E5) 3.0 quattro 2001–2004
AUDI A4 B6 Avant (8E5) 3.0 quattro 2001–2004
AUDI A4 B6 Avant (8E5) 3.0 quattro 2001–2004
AUDI A4 B6 Avant (8E5) 2.0 FSI 2002–2004
AUDI A4 B6 Avant (8E5) 1.8 T 2002–2004
AUDI A4 B6 Avant (8E5) 1.8 T quattro 2002–2004
AUDI A4 B6 Avant (8E5) 2.5 TDI 2002–2004
AUDI A4 B6 Avant (8E5) 1.8 T 2002–2004
AUDI A4 B6 Avant (8E5) 1.8 T quattro 2002–2004
AUDI A4 B6 Avant (8E5) S4 quattro 2003–2004
AUDI A4 B6 Avant (8E5) 1.9 TDI 2004–2004
AUDI A4 B6 Convertible (8H7) 2.4 2002–2005
AUDI A4 B6 Convertible (8H7) 3.0 2002–2005
AUDI A4 B6 Convertible (8H7) 2.4 2002–2005
AUDI A4 B6 Convertible (8H7) 2.5 TDI 2002–2005
AUDI A4 B6 Convertible (8H7) 1.8 T 2002–2005
AUDI A4 B6 Convertible (8H7) 1.8 T 2002–2005
AUDI A4 B6 Convertible (8H7) 3.0 2002–2005
AUDI A4 B6 Convertible (8H7) 1.8 T quattro 2003–2005
AUDI A4 B6 Convertible (8H7) 3.0 quattro 2003–2005
AUDI A4 B6 Convertible (8H7) S4 quattro 2004–2005
AUDI A4 B6 Convertible (8H7) 2.0 2004–2005
D3 A8
Make Model Engine Years
AUDI A8 D3 (4E2, 4E8) 4.2 quattro 2002–2010
AUDI A8 D3 (4E2, 4E8) 3.7 quattro 2002–2006
AUDI A8 D3 (4E2, 4E8) 4.0 TDI quattro 2003–2005
AUDI A8 D3 (4E2, 4E8) 3.0 2003–2005
AUDI A8 D3 (4E2, 4E8) 6.0 W12 quattro 2003–2010
AUDI A8 D3 (4E2, 4E8) 3.0 TDI quattro 2003–2010
AUDI A8 D3 (4E2, 4E8) 3.0 2003–2006
AUDI A8 D3 (4E2, 4E8) 3.0 TDI quattro 2003–2010
AUDI A8 D3 (4E2, 4E8) 3.0 quattro 2003–2004
AUDI A8 D3 (4E2, 4E8) 3.2 FSI 2005–2010
AUDI A8 D3 (4E2, 4E8) 3.2 FSI quattro 2005–2010
AUDI A8 D3 (4E2, 4E8) 4.2 TDI quattro 2005–2005
AUDI A8 D3 (4E2, 4E8) 4.2 TDI quattro 2005–2010
AUDI A8 D3 (4E2, 4E8) S8 quattro 2006–2010
AUDI A8 D3 (4E2, 4E8) 4.2 FSI quattro 2006–2010
AUDI A8 D3 (4E2, 4E8) 2.8 FSI 2007–2010
AUDI A8 D3 (4E2, 4E8) 2.8 FSI 2009–2010

Fitment data last updated: 2026-05-16