| Manufacture | Number |
| ACDelco | 213-1365 |
| ACDelco | 213-1366 |
| ACDelco | 213-1368 |
| Bosch Automotive | 13304 |
| Bosch Automotive | 13372 |
| Bosch Automotive | 15314 |
| Bosch Automotive | 15708 |
| BWD | OS139 |
| BWD | OS1964 |
| BWD | OS198 |
| BWD | OS628 |
| BWD | OS681 |
| CarQuest | 75-1629 |
| CarQuest | 75-1761 |
| CarQuest | 75-1888 |
| Delphi | ES10145 |
| Delphi | ES10371 |
| Delphi | ES20038 |
| Delphi | ES20144 |
| NGK | 22092 |
| Denso | 234-4068 |
| Denso | 234-4628 |
| Spectra Premium | CU13304 |
| Mazda | JE5018861B9U |
| Mazda | JE53188619U |
| Mazda | KLA6188619U |
| Mazda | KLL818861A9U |
| Mazda | KLM618861 |
| Spectra Premium | OS5180 |
| Standard Motor Products | SG156 |
| Standard Motor Products | SG157 |
| Standard Motor Products | SG218 |
| Standard Motor Products | SG309 |
| Standard Motor Products | SG517 |
| Ford | F32Z9F472B |
| Ford | F62Z9F472HH |
| Ford | F72Z9F472AA |
| Year | Make | Model | Engine | Notes |
| 1996 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Upstream Front; 1; 8; NTK is the OE Mfg; |
| 1996 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Upstream Front; 1; 8; NTK is the OE Mfg; |
| 1996 | Ford | Probe | 2.5L 2450CC 152Cu. In. V6 GAS DOHC Naturally Aspirated | Upstream Front; 1; 8; NTK is the OE Mfg; |
| 1996 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Upstream Front; 1; 8; NTK is the OE Mfg; |
| 1996 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Upstream Front; 1; 8; NTK is the OE Mfg; |
| 2001 | Kia | Rio | 1.5L 1493CC l4 GAS DOHC Naturally Aspirated | |
| 2002 | Kia | Rio | 1.5L 1493CC l4 GAS DOHC Naturally Aspirated | |
| 2002 | Kia | Rio | 1.5L 1493CC l4 GAS DOHC Naturally Aspirated | |
| 2002 | Kia | Rio | 1.5L 1493CC l4 GAS DOHC Naturally Aspirated | |
| 1993 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | |
| 1993 | Mazda | MX-6 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | |
| 1994 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | without California Emissions |
| 1994 | Mazda | MX-6 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | |
| 1996 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | |
| 1996 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | |
| 1997 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Located After Primary Converter |
| 1994 | Mazda | 929 | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | |
| 1995 | Mazda | 929 | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | |
| 1995 | Mazda | MX-6 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | |
| 1995 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | without California Emissions |
| 1999 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Located After Primary Converter |
| 1999 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Located After Primary Converter |
| 2000 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | with California Emissions |
| 2000 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | with California Emissions |
| 2000 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Located After Primary Converter without California Emissions |
| 2000 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Located After Primary Converter without California Emissions |
| 2001 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | |
| 2001 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | |
| 2002 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | |
| 2002 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | |
| 1993 | Mazda | 626 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | |
| 1993 | Mazda | 626 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | |
| 1993 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Standard version |
| 1994 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | without California Emissions |
| 1994 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | without California Emissions |
| 1994 | Mazda | 626 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | |
| 1994 | Mazda | 626 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | |
| 1995 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | without California Emissions |
| 1995 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | without California Emissions |
| 1995 | Mazda | 626 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | |
| 1995 | Mazda | 626 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | |
| 1996 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | |
| 1996 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | |
| 1997 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Located After Primary Converter |
| 1997 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Located After Primary Converter |
| 1998 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Located After Primary Converter |
| 1998 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Located After Primary Converter |
| 1993 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 1993 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 1994 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 1994 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 1995 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 1995 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 1993 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | |
| 1994 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | without California Emissions |
| 1995 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | without California Emissions |
| 1994 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | without California Emissions |
| 1994 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | without California Emissions |
| 1995 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | without California Emissions |
| 1995 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | without California Emissions |
| 1993 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | B2S1 OE MFR: NTK |
| 1994 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | B2S1 Federal Emissions OE MFR: NTK |
| 1996 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | B2S1 OE MFR: NTK |
| 1996 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | B2S1 OE MFR: NTK |
| 1997 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Located in Exhaust Pipe Before Catalyst B1S2 OE MFR: NTK |
| 1995 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | B2S1 Federal Emissions OE MFR: NTK |
| 1999 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Located in Exhaust Pipe Before Catalyst B1S2 OE MFR: NTK |
| 1999 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Located in Exhaust Pipe Before Catalyst B1S2 OE MFR: NTK |
| 2000 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Located in Exhaust Pipe Before Catalyst B1S2 Federal Emissions OE MFR: NTK |
| 2000 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Located in Exhaust Pipe Before Catalyst B1S2 Federal Emissions OE MFR: NTK |
| 1993 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | B2S1 OE MFR: NTK |
| 1994 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | B2S1 Federal Emissions OE MFR: NTK |
| 1994 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | B2S1 Federal Emissions OE MFR: NTK |
| 1995 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | B2S1 Federal Emissions OE MFR: NTK |
| 1995 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | B2S1 Federal Emissions OE MFR: NTK |
| 1996 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | B2S1 OE MFR: NTK |
| 1996 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | B2S1 OE MFR: NTK |
| 1997 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Located in Exhaust Pipe Before Catalyst B1S2 OE MFR: NTK |
| 1997 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Located in Exhaust Pipe Before Catalyst B1S2 OE MFR: NTK |
| 1998 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Located in Exhaust Pipe Before Catalyst B1S2 OE MFR: NTK |
| 1998 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Located in Exhaust Pipe Before Catalyst B1S2 OE MFR: NTK |
| 1993 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 1993 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 1994 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 1994 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 1995 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 1995 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 1993 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | |
| 1993 | Mazda | MX-6 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | |
| 1994 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Except California |
| 1994 | Mazda | MX-6 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | |
| 1994 | Mazda | 929 | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | |
| 1995 | Mazda | 929 | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | |
| 1995 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Except California |
| 1995 | Mazda | MX-6 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | |
| 1993 | Mazda | 626 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | |
| 1993 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | |
| 1993 | Mazda | 626 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | |
| 1994 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Except California |
| 1994 | Mazda | 626 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | |
| 1994 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Except California |
| 1994 | Mazda | 626 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | |
| 1995 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Except California |
| 1995 | Mazda | 626 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | |
| 1995 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Except California |
| 1995 | Mazda | 626 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | |
| 1997 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 1997 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 1996 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 1996 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 1996 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | |
| 1996 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | |
| 1997 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | |
| 1999 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | |
| 1999 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | |
| 2000 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Except California |
| 2000 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | Except California |
| 1996 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | |
| 1996 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | |
| 1997 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | |
| 1997 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | |
| 1998 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | |
| 1998 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | |
| 2006 | Suzuki | Reno | 2.0L 1998CC l4 GAS DOHC Naturally Aspirated | |
| 2006 | Suzuki | Reno | 2.0L 1998CC L4 GAS DOHC Naturally Aspirated | |
| 2006 | Suzuki | Reno | 2.0L 1998CC l4 GAS DOHC Naturally Aspirated | |
| 2006 | Suzuki | Reno | 2.0L 1998CC L4 GAS DOHC Naturally Aspirated | |
| 2006 | Suzuki | Reno | 2.0L 1998CC l4 GAS DOHC Naturally Aspirated | |
| 2006 | Suzuki | Reno | 2.0L 1998CC L4 GAS DOHC Naturally Aspirated | |
| 2007 | Suzuki | Reno | 2.0L 1998CC l4 GAS DOHC Naturally Aspirated | |
| 2007 | Suzuki | Reno | 2.0L 1998CC L4 GAS DOHC Naturally Aspirated | |
| 2008 | Suzuki | Reno | 2.0L 1998CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 2008 | Suzuki | Reno | 2.0L 1998CC 122Cu. In. L4 GAS DOHC Naturally Aspirated | |
| 2009 | Chevrolet | Aveo5 | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 2009 | Chevrolet | Aveo5 | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 2009 | Pontiac | G3 | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 2009 | Chevrolet | Aveo | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 2009 | Chevrolet | Aveo | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 2010 | Chevrolet | Aveo | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 2010 | Chevrolet | Aveo | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 2010 | Chevrolet | Aveo5 | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 2010 | Chevrolet | Aveo5 | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 2011 | Chevrolet | Aveo | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 2011 | Chevrolet | Aveo | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 2011 | Chevrolet | Aveo5 | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 2011 | Chevrolet | Aveo5 | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 2010 | Pontiac | G3 | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | |
| 2010 | Pontiac | G3 | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated |
| Year | Make | Model | Engine | Trim | Notes |
| 1996 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | M Edition Coupe 2-Door | Upstream Front; 1; 8; NTK is the OE Mfg; |
| 1996 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | Upstream Front; 1; 8; NTK is the OE Mfg; |
| 1996 | Ford | Probe | 2.5L 2450CC 152Cu. In. V6 GAS DOHC Naturally Aspirated | GT Hatchback 2-Door | Upstream Front; 1; 8; NTK is the OE Mfg; |
| 1996 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | Upstream Front; 1; 8; NTK is the OE Mfg; |
| 1996 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LS Coupe 2-Door | Upstream Front; 1; 8; NTK is the OE Mfg; |
| 2001 | Kia | Rio | 1.5L 1493CC l4 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | |
| 2002 | Kia | Rio | 1.5L 1493CC l4 GAS DOHC Naturally Aspirated | Cinco Wagon 5-Door | |
| 2002 | Kia | Rio | 1.5L 1493CC l4 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | |
| 2002 | Kia | Rio | 1.5L 1493CC l4 GAS DOHC Naturally Aspirated | RX-V Wagon 5-Door | |
| 1993 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LS Coupe 2-Door | |
| 1993 | Mazda | MX-6 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | Base Coupe 2-Door | |
| 1994 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LS Coupe 2-Door | without California Emissions |
| 1994 | Mazda | MX-6 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | Base Coupe 2-Door | |
| 1996 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LS Coupe 2-Door | |
| 1996 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | M Edition Coupe 2-Door | |
| 1997 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LS Coupe 2-Door | Located After Primary Converter |
| 1994 | Mazda | 929 | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | |
| 1995 | Mazda | 929 | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | |
| 1995 | Mazda | MX-6 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | Base Coupe 2-Door | |
| 1995 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LS Coupe 2-Door | without California Emissions |
| 1999 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | Located After Primary Converter |
| 1999 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | Located After Primary Converter |
| 2000 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | with California Emissions |
| 2000 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | with California Emissions |
| 2000 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | Located After Primary Converter without California Emissions |
| 2000 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | Located After Primary Converter without California Emissions |
| 2001 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | |
| 2001 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | |
| 2002 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | |
| 2002 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | |
| 1993 | Mazda | 626 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | |
| 1993 | Mazda | 626 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | DX Sedan 4-Door | |
| 1993 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | Standard version |
| 1994 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | without California Emissions |
| 1994 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | without California Emissions |
| 1994 | Mazda | 626 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | DX Sedan 4-Door | |
| 1994 | Mazda | 626 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | |
| 1995 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | without California Emissions |
| 1995 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | without California Emissions |
| 1995 | Mazda | 626 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | DX Sedan 4-Door | |
| 1995 | Mazda | 626 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | |
| 1996 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | |
| 1996 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | |
| 1997 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | Located After Primary Converter |
| 1997 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | Located After Primary Converter |
| 1998 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | Located After Primary Converter |
| 1998 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | Located After Primary Converter |
| 1993 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | Base Hatchback 2-Door | |
| 1993 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | SE Hatchback 2-Door | |
| 1994 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | Base Hatchback 2-Door | |
| 1994 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | SE Hatchback 2-Door | |
| 1995 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | Base Hatchback 2-Door | |
| 1995 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | SE Hatchback 2-Door | |
| 1993 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LS Coupe 2-Door | |
| 1994 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LS Coupe 2-Door | without California Emissions |
| 1995 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LS Coupe 2-Door | without California Emissions |
| 1994 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | without California Emissions |
| 1994 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | without California Emissions |
| 1995 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | without California Emissions |
| 1995 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | without California Emissions |
| 1993 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LS Coupe 2-Door | B2S1 OE MFR: NTK |
| 1994 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LS Coupe 2-Door | B2S1 Federal Emissions OE MFR: NTK |
| 1996 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LS Coupe 2-Door | B2S1 OE MFR: NTK |
| 1996 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | M Edition Coupe 2-Door | B2S1 OE MFR: NTK |
| 1997 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LS Coupe 2-Door | Located in Exhaust Pipe Before Catalyst B1S2 OE MFR: NTK |
| 1995 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LS Coupe 2-Door | B2S1 Federal Emissions OE MFR: NTK |
| 1999 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | Located in Exhaust Pipe Before Catalyst B1S2 OE MFR: NTK |
| 1999 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | Located in Exhaust Pipe Before Catalyst B1S2 OE MFR: NTK |
| 2000 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | Located in Exhaust Pipe Before Catalyst B1S2 Federal Emissions OE MFR: NTK |
| 2000 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | Located in Exhaust Pipe Before Catalyst B1S2 Federal Emissions OE MFR: NTK |
| 1993 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | B2S1 OE MFR: NTK |
| 1994 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | B2S1 Federal Emissions OE MFR: NTK |
| 1994 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | B2S1 Federal Emissions OE MFR: NTK |
| 1995 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | B2S1 Federal Emissions OE MFR: NTK |
| 1995 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | B2S1 Federal Emissions OE MFR: NTK |
| 1996 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | B2S1 OE MFR: NTK |
| 1996 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | B2S1 OE MFR: NTK |
| 1997 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | Located in Exhaust Pipe Before Catalyst B1S2 OE MFR: NTK |
| 1997 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | Located in Exhaust Pipe Before Catalyst B1S2 OE MFR: NTK |
| 1998 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | Located in Exhaust Pipe Before Catalyst B1S2 OE MFR: NTK |
| 1998 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | Located in Exhaust Pipe Before Catalyst B1S2 OE MFR: NTK |
| 1993 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | SE Hatchback 2-Door | |
| 1993 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | Base Hatchback 2-Door | |
| 1994 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | SE Hatchback 2-Door | |
| 1994 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | Base Hatchback 2-Door | |
| 1995 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | SE Hatchback 2-Door | |
| 1995 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | Base Hatchback 2-Door | |
| 1993 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LS Coupe 2-Door | |
| 1993 | Mazda | MX-6 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | Base Coupe 2-Door | |
| 1994 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LS Coupe 2-Door | Except California |
| 1994 | Mazda | MX-6 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | Base Coupe 2-Door | |
| 1994 | Mazda | 929 | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | |
| 1995 | Mazda | 929 | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | |
| 1995 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LS Coupe 2-Door | Except California |
| 1995 | Mazda | MX-6 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | Base Coupe 2-Door | |
| 1993 | Mazda | 626 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | |
| 1993 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | |
| 1993 | Mazda | 626 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | DX Sedan 4-Door | |
| 1994 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | Except California |
| 1994 | Mazda | 626 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | |
| 1994 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | Except California |
| 1994 | Mazda | 626 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | DX Sedan 4-Door | |
| 1995 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | Except California |
| 1995 | Mazda | 626 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | |
| 1995 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | Except California |
| 1995 | Mazda | 626 | 2.0L 1991CC l4 GAS DOHC Naturally Aspirated | DX Sedan 4-Door | |
| 1997 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | GTS Hatchback 2-Door | |
| 1997 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | Base Hatchback 2-Door | |
| 1996 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | SE Hatchback 2-Door | |
| 1996 | Ford | Probe | 2.0L 1989CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | Base Hatchback 2-Door | |
| 1996 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | M Edition Coupe 2-Door | |
| 1996 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LS Coupe 2-Door | |
| 1997 | Mazda | MX-6 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LS Coupe 2-Door | |
| 1999 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | |
| 1999 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | |
| 2000 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | Except California |
| 2000 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | Except California |
| 1996 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | |
| 1996 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | |
| 1997 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | |
| 1997 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | |
| 1998 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | |
| 1998 | Mazda | 626 | 2.5L 2497CC V6 GAS DOHC Naturally Aspirated | ES Sedan 4-Door | |
| 2006 | Suzuki | Reno | 2.0L 1998CC l4 GAS DOHC Naturally Aspirated | Premium Hatchback 5-Door | |
| 2006 | Suzuki | Reno | 2.0L 1998CC L4 GAS DOHC Naturally Aspirated | Premium Hatchback 4-Door | |
| 2006 | Suzuki | Reno | 2.0L 1998CC l4 GAS DOHC Naturally Aspirated | Convenience Hatchback 5-Door | |
| 2006 | Suzuki | Reno | 2.0L 1998CC L4 GAS DOHC Naturally Aspirated | Convenience Hatchback 4-Door | |
| 2006 | Suzuki | Reno | 2.0L 1998CC l4 GAS DOHC Naturally Aspirated | Base Hatchback 5-Door | |
| 2006 | Suzuki | Reno | 2.0L 1998CC L4 GAS DOHC Naturally Aspirated | Base Hatchback 4-Door | |
| 2007 | Suzuki | Reno | 2.0L 1998CC l4 GAS DOHC Naturally Aspirated | Base Hatchback 5-Door | |
| 2007 | Suzuki | Reno | 2.0L 1998CC L4 GAS DOHC Naturally Aspirated | Base Hatchback 4-Door | |
| 2008 | Suzuki | Reno | 2.0L 1998CC 122Cu. In. l4 GAS DOHC Naturally Aspirated | Base Hatchback 5-Door | |
| 2008 | Suzuki | Reno | 2.0L 1998CC 122Cu. In. L4 GAS DOHC Naturally Aspirated | Base Hatchback 4-Door | |
| 2009 | Chevrolet | Aveo5 | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | LT Hatchback 4-Door | |
| 2009 | Chevrolet | Aveo5 | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | LS Hatchback 4-Door | |
| 2009 | Pontiac | G3 | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | Base Hatchback 4-Door | |
| 2009 | Chevrolet | Aveo | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | LT Sedan 4-Door | |
| 2009 | Chevrolet | Aveo | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | LS Sedan 4-Door | |
| 2010 | Chevrolet | Aveo | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | LT Sedan 4-Door | |
| 2010 | Chevrolet | Aveo | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | LS Sedan 4-Door | |
| 2010 | Chevrolet | Aveo5 | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | LT Hatchback 4-Door | |
| 2010 | Chevrolet | Aveo5 | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | LS Hatchback 4-Door | |
| 2011 | Chevrolet | Aveo | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | LT Sedan 4-Door | |
| 2011 | Chevrolet | Aveo | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | LS Sedan 4-Door | |
| 2011 | Chevrolet | Aveo5 | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | LT Hatchback 4-Door | |
| 2011 | Chevrolet | Aveo5 | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | LS Hatchback 4-Door | |
| 2010 | Pontiac | G3 | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | Base Hatchback 4-Door | |
| 2010 | Pontiac | G3 | 1.6L 1598CC 98Cu. In. l4 GAS DOHC Naturally Aspirated | Base Sedan 4-Door |