Pierburg Secondary Air Injection Pump 7.21851.31.0
An emissions component, that is part of the secondary air injection system, which is responsible for pumping clean air into the vehicle's exhaust stream to promote a cleaner and more complete burn before the fumes exit the tailpipe. (7.21851.31.0) by Pierburg
Vehicle Fitments:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1998 - 2000 | Audi | A4 | Avant |
| 1996 - 2001 | Audi | A4 | Base |
| 2001 | Audi | A4 | Sport, Avant Confort, Avant Luxury, Basico, Confort, Luxury |
| 1998 - 2000 | Audi | A4 Quattro | Avant |
| 1996 - 2000 | Audi | A4 Quattro | Base |
| 1999 - 2000 | Audi | A6 | Avant |
| 1998 - 2000 | Audi | A6 | Base |
| 1998 - 2004 | Audi | A6 Quattro | Base, Avant |
| 2001 - 2002 | Audi | A6 Quattro | Luxury |
| 2003 - 2004 | Audi | A6 Quattro | S Line |
| 2003 | Audi | RS6 | Base |
| 2002 - 2003 | Audi | S6 | Avant |
| 2001 - 2004 | Audi | S6 | Base |
| 1999 - 2006 | Audi | TT | Base |
| 2006 | Audi | TT | Classic Edition |
| 2005 - 2006 | Audi | TT | Sport |
| 2002 | Audi | TT Quattro | ALMS Edition |
| 2000 - 2006 | Audi | TT Quattro | Base |
| 2003 - 2006 | Audi | TT Quattro | S Line |
| 2006 | Audi | TT Quattro | Special Edition |
| 2003 - 2006 | Seat | Leon | Cupra R |
| 2006 | Seat | Leon | FR Last Edition |
| 2005 - 2006 | Seat | Leon | FR, Stylance |
| 2001 - 2004 | Seat | Leon | Sport |
| 2003 - 2004 | Seat | Leon | Stella, Signo |
| 2002 - 2004 | Seat | Toledo | Sport, Signo |
| 2003 - 2004 | Seat | Toledo | Stella |
| 1998 - 1999 | Volkswagen | Beetle | Base |
| 2000 - 2001 | Volkswagen | Beetle | GLS Turbo, GLX Turbo |
| 2001 | Volkswagen | Beetle | GLX Sport Turbo, Sport |
| 1999 - 2001 | Volkswagen | Beetle | GLX, GLS, GL |
| 1999 | Volkswagen | Beetle | Lujo |
| 1998 | Volkswagen | Beetle | TDI |
| 2000 | Volkswagen | Cabrio | GLS, GL |
| 2000 - 2003 | Volkswagen | Golf | Base |
| 2003 - 2005 | Volkswagen | Golf | Comfortline, Trendline |
| 2000 - 2002 | Volkswagen | Golf | Confort, Verano, Lujo |
| 2003 - 2006 | Volkswagen | Golf | Europa |
| 2004 | Volkswagen | Golf | GL TDI |
| 1999 - 2006 | Volkswagen | Golf | GL, GLS |
| 2004 - 2006 | Volkswagen | Golf | GLS TDI |
| 2002 - 2006 | Volkswagen | Golf | GTI 1.8T |
| 2003 | Volkswagen | Golf | GTI 20th Anniversary |
| 2002 | Volkswagen | Golf | GTI 337 |
| 2000 - 2001 | Volkswagen | Golf | GTI GLX, GTI GLS |
| 2001 - 2003 | Volkswagen | Golf | GTI Turbo |
| 1999 - 2005 | Volkswagen | Golf | TDI, GTI, GTI VR6 |
| 1999 | Volkswagen | Golf | Wolfsburg Edition, MI |
| 2004 - 2005 | Volkswagen | Jetta | Comfortline |
| 2003 | Volkswagen | Jetta | Europa Wolfsburg, Jazz, Trendline Wolfsburg, Edicion Limitada |
| 2000 - 2002 | Volkswagen | Jetta | GL Confort |
| 2004 | Volkswagen | Jetta | GLI 50 Aniversario, Europa 50 Aniversario |
| 2000 - 2001 | Volkswagen | Jetta | GLS Turbo |
| 2001 | Volkswagen | Jetta | GLS Variant, GL Variant, GLS Wolfsburg |
| 1999 - 2000 | Volkswagen | Jetta | GLS VR6 |
| 1999 - 2002 | Volkswagen | Jetta | GLX VR6 |
| 1999 - 2003 | Volkswagen | Jetta | GLX, Wolfsburg Edition |
| 2002 - 2003 | Volkswagen | Jetta | Highline, Variant Trendline, Confortline, Variant Comfortline |
| 2005 | Volkswagen | Jetta | Limited Edition, 2.5, GLS TDI, Special Edition, GL TDI, Summer Edition |
| 1999 - 2005 | Volkswagen | Jetta | TDI, GL, GLS |
| 2002 - 2005 | Volkswagen | Jetta | Trendline, GLI, Sportline, Europa |
| 1999 | Volkswagen | Jetta | VR6 Carat, GLS Confort, CL, Base |
| 1999 - 2000 | Volkswagen | Passat | 1.8T, V6 |
| 2000 | Volkswagen | Passat | 4 Motion |
| 1998 - 2000 | Volkswagen | Passat | GLS, GLX |
Pierburg Secondary Air Injection Pump 7.21851.31.0
Sale price$351.59 USD