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Pierburg Air Injection Pump 7.21851.31.0
Air Injection Pump
PIERBURG Air Injection Pump - 7.21851.31.0
PIERBURG Air Injection Pump - 7.21851.31.0
Air Injection Pump
PIERBURG Air Injection Pump - 7.21851.31.0
PIERBURG Air Injection Pump - 7.21851.31.0

Pierburg Air Injection Pump 7.21851.31.0

PIERBURG
Availability:
in stock, ready to be shipped
SKU 7.21851.31.0
$429.33 - $429.33
$429.33
$429.33 - $429.33
$429.33
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PIERBURG

Air Injection Pump

This product also goes by these part numbers: 078906601M

This part also goes by the following cross reference.

Cross Reference Part Number: 078906601M

Fits These Vehicles 99 applications
8L A3
Make Model Engine Years
AUDI A3 (8L1) 1.8 T 1996–2003
AUDI A3 (8L1) 1.8 T quattro 1996–2003
AUDI A3 (8L1) 1.8 T quattro 1998–2003
AUDI A3 (8L1) 1.8 T 1998–2003
AUDI A3 (8L1) S3 quattro 1999–2002
C5 A6
Make Model Engine Years
AUDI A6 C5 (4B2, 4B4) 2.4 1997–2005
AUDI A6 C5 (4B2, 4B4) 2.8 1997–2005
AUDI A6 C5 (4B2, 4B4) 2.8 quattro 1997–2005
AUDI A6 C5 (4B2, 4B4) 1.8 1997–2005
AUDI A6 C5 (4B2, 4B4) 2.4 1997–2005
AUDI A6 C5 (4B2, 4B4) 2.4 quattro 1997–2005
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) 4.2 quattro 1998–2005
AUDI A6 C5 (4B2, 4B4) 2.4 1998–2005
AUDI A6 C5 (4B2, 4B4) S6 quattro 1999–2005
AUDI A6 C5 Avant (4B5, 4B6) 2.4 1997–2005
AUDI A6 C5 Avant (4B5, 4B6) 2.8 quattro 1997–2005
AUDI A6 C5 Avant (4B5, 4B6) 2.8 1997–2005
AUDI A6 C5 Avant (4B5, 4B6) 1.8 1997–2005
AUDI A6 C5 Avant (4B5, 4B6) 2.4 1997–2005
AUDI A6 C5 Avant (4B5, 4B6) 2.4 quattro 1997–2005
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) 4.2 quattro 1998–2005
AUDI A6 C5 Avant (4B5, 4B6) 2.4 1998–2005
AUDI A6 C5 Avant (4B5, 4B6) S6 quattro 1999–2005
MK1 TT
Make Model Engine Years
AUDI TT (8N3) 1.8 T 1998–2006
AUDI TT (8N3) 1.8 T quattro 1998–2006
AUDI TT (8N3) 1.8 T quattro 1998–2006
AUDI TT (8N3) 1.8 T 2002–2006
AUDI TT (8N3) 1.8 T 2005–2006
AUDI TT (8N3) 1.8 T quattro 2005–2006
AUDI TT (8N3) 1.8 T 2005–2006
AUDI TT Roadster (8N9) 1.8 T 1999–2006
AUDI TT Roadster (8N9) 1.8 T quattro 1999–2006
AUDI TT Roadster (8N9) 1.8 T quattro 2000–2006
AUDI TT Roadster (8N9) 1.8 T 2001–2006
AUDI TT Roadster (8N9) 1.8 T 2005–2006
AUDI TT Roadster (8N9) 1.8 T 2005–2006
AUDI TT Roadster (8N9) 1.8 T quattro 2005–2006
MK4 Jetta
Make Model Engine Years
VW BORA I (1J2) 2.0 1998–2013
VW BORA I (1J2) 1.8 T 2000–2005
VW BORA I (1J2) 1.8 T 2002–2005
VW BORA Variant (1J6) 2.0 1999–2005
VW BORA Variant (1J6) 1.8 T 2000–2005
VW BORA Variant (1J6) 1.8 T 2002–2005
MK4 Golf
Make Model Engine Years
VW GOLF IV (1J1) 1.8 T 1997–2005
VW GOLF IV (1J1) 2.0 1998–2004
VW GOLF IV (1J1) 1.8 T GTI 2001–2005
VW GOLF IV Variant (1J5) 2.0 1999–2006
VW GOLF IV Variant (1J5) 1.8 T 2000–2006
VW GOLF IV Variant (1J5) 1.8 T 2002–2006
B5 A4
Make Model Engine Years
AUDI A4 B5 (8D2) 1.8 1994–2000
AUDI A4 B5 (8D2) 1.6 1994–2000
AUDI A4 B5 (8D2) 1.8 T 1995–2000
AUDI A4 B5 (8D2) 1.8 T quattro 1995–2000
AUDI A4 B5 (8D2) 1.8 quattro 1995–2000
AUDI A4 B5 (8D2) 2.8 1996–2000
AUDI A4 B5 (8D2) 2.8 quattro 1996–2001
AUDI A4 B5 (8D2) 2.4 1997–2000
AUDI A4 B5 (8D2) 2.4 quattro 1997–2000
AUDI A4 B5 (8D2) 2.4 1997–2000
AUDI A4 B5 (8D2) 1.6 2000–2000
AUDI A4 B5 Avant (8D5) 1.6 1994–2001
AUDI A4 B5 Avant (8D5) 1.8 1996–2001
AUDI A4 B5 Avant (8D5) 1.8 T 1996–2001
AUDI A4 B5 Avant (8D5) 1.8 T quattro 1996–2001
AUDI A4 B5 Avant (8D5) 2.8 1996–2001
AUDI A4 B5 Avant (8D5) 2.8 quattro 1996–2001
AUDI A4 B5 Avant (8D5) 1.8 quattro 1996–2001
AUDI A4 B5 Avant (8D5) 2.4 1997–2001
AUDI A4 B5 Avant (8D5) 2.4 quattro 1997–2001
AUDI A4 B5 Avant (8D5) 2.4 1997–2001
AUDI A4 B5 Avant (8D5) 1.6 2000–2001
B5 Passat
Make Model Engine Years
VW PASSAT B5 (3B2) 1.8 T 1996–2000
VW PASSAT B5 (3B2) 1.8 1996–2000
VW PASSAT B5 (3B2) 1.8 Syncro/4motion 1996–2000
VW PASSAT B5 (3B2) 1.6 1996–2000
VW PASSAT B5 (3B2) 2.3 VR5 1996–2000
VW PASSAT B5 (3B2) 2.8 V6 1996–2000
VW PASSAT B5 (3B2) 2.8 V6 Syncro/4motion 1996–2000
VW PASSAT B5 (3B2) 2.3 VR5 Syncro/4motion 1997–2000
VW PASSAT B5 Variant (3B5) 1.8 T 1997–2000
VW PASSAT B5 Variant (3B5) 1.8 1997–2000
VW PASSAT B5 Variant (3B5) 1.8 Syncro/4motion 1997–2000
VW PASSAT B5 Variant (3B5) 1.6 1997–2000
VW PASSAT B5 Variant (3B5) 2.3 VR5 1997–2000
VW PASSAT B5 Variant (3B5) 2.3 VR5 Syncro/4motion 1997–2000
VW PASSAT B5 Variant (3B5) 2.8 V6 1997–2000
VW PASSAT B5 Variant (3B5) 2.8 V6 Syncro/4motion 1997–2000
A4
Make Model Engine Years
AUDI A4 B6 (8E2) 1.6 2000–2004
AUDI A4 B6 (8E2) 2.4 2001–2004
AUDI A4 B6 Avant (8E5) 2.4 2001–2004
AUDI A4 B6 Avant (8E5) 1.6 2001–2004
AUDI A4 B6 Convertible (8H7) 2.4 2002–2005
AUDI A4 B7 Avant (8ED) 1.6 2004–2008
B7 A4
Make Model Engine Years
AUDI A4 B7 (8EC) 1.6 2004–2008
Golf
Make Model Engine Years
VW GOLF IV Cabriolet (1E7) 2.0 1998–2002

Fitment data last updated: 2026-03-17