2001-2006 Audi A4 1.8L Turbocharged (Upstream, AWM/AMB)
2004-2006 Audi A8 D3 4.2L V8 (Upstream)
2001-2006 Audi TT Mk1 1.8L Turbocharged (Upstream, AWP)
2001-2003 Volkswagen EuroVan T4 2.8L VR6 24v (Upstream)
2000-2006 Volkswagen Golf Mk4 1.8L Turbocharged (Upstream, AWW/AFP/AWP)
2001-2006 Volkswagen Golf Mk4 2.0L (Upstream, AVH/AZG/BEV)
1999-2002 Volkswagen Golf Mk4 VR6 12v (Upstream, AFP)
2001-2005 Volkswagen Jetta Mk4 1.8L Turbocharged (Upstream, AWW/AFP/AWP)
2001-2004 Volkswagen Jetta Mk4 2.0L (Upstream, AVH/AZG/BEV)
1999-2003 Volkswagen Jetta Mk4 VR6 12v (Upstream, AFP)
2001-2004 Volkswagen New Beetle 1.8L Turbocharged (Upstream, AWV/AWP)
2001-2005 Volkswagen New Beetle 2.0L (Upstream, AVH/AZG/BEV)
2000-2005 Volkswagen Passat B5 1.8L Turbocharged (Upstream, AUG/AWM)
2004-2006 Volkswagen Phaeton V8 (Upstream)
2004-2006 Volkswagen Phaeton W12 (Cyl. 1-3, Downstream Right)
2004-2005 Volkswagen Phaeton W12 (Cyl. 7-9 & 10-12, Upstream Left)
2004-2007 Volkswagen Touareg V8 (Upstream, AXQ/BHX)