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NGK Iridium IX

Buick NGK Iridium IX
Buick Lucerne View all Buick Lucerne Spark Plugs
IN STOCK 7164 NGK IX Iridium Spark Plug Box of 4 (TR55IX) 2006-2008 Buick Lucerne CXS 2006-2008 Buick Lucerne CXL 2006-2008 Buick Lucerne CX 2008-2011 Buick Lucerne Super $54.25 Details
OUT OF STOCK 7300 NGK Iridium IX Spark Plug Box of 4 (TR4IX) 2009-2011 Buick Lucerne CXL 2009-2011 Buick Lucerne CX 2010-2010 Buick Lucerne CXL Special Edition $54.25 Details
Buick Opel View all Buick Opel Spark Plugs
IN STOCK 6637 NGK IX Iridium Spark Plug Box of 4 (BPR6EIX) 1976-1979 Buick Opel Base 1977-1979 Buick Opel Deluxe 1978-1979 Buick Opel Sport $54.25 Details
Buick Park Avenue View all Buick Park Avenue Spark Plugs
IN STOCK 7164 NGK IX Iridium Spark Plug Box of 4 (TR55IX) 1991-2005 Buick Park Avenue Ultra 1991-2005 Buick Park Avenue Base $54.25 Details
Buick Rainier View all Buick Rainier Spark Plugs
IN STOCK 7397 NGK IX Iridium Spark Plug Box of 4 (TR5IX) 2004-2005 Buick Rainier CXL Plus 2004-2007 Buick Rainier CXL $54.25 Details
Buick Reatta View all Buick Reatta Spark Plugs
IN STOCK 7164 NGK IX Iridium Spark Plug Box of 4 (TR55IX) 1988-1991 Buick Reatta Base $54.25 Details
Buick Regal View all Buick Regal Spark Plugs
OUT OF STOCK 7293 NGK Iridium IX Spark Plug Box of 4 (XR45IX) 1975-1977 Buick Regal Base 1976-1977 Buick Regal SR $54.25 Details
OUT OF STOCK 7300 NGK Iridium IX Spark Plug Box of 4 (TR4IX) 1988-1993 Buick Regal Limited 1988-1993 Buick Regal Custom 1989-1989 Buick Regal Gran Sport $54.25 Details
IN STOCK 7164 NGK IX Iridium Spark Plug Box of 4 (TR55IX) 1990-1996 Buick Regal Limited 1990-1996 Buick Regal Gran Sport 1990-1996 Buick Regal Custom 1996-1996 Buick Regal Olympic Gold Edition 1997-2004 Buick Regal LS 1997-2004 Buick Regal GS 1998-1998 Buick Regal 25th Anniversary Edition 2000-2000 Buick Regal LSE 2000-2000 Buick Regal GSE $54.25 Details
IN STOCK 94374 NGK Iridium IX Spark Plug Box of 4 (LTR6IX) 2014-2017 Buick Regal Premium 2014-2017 Buick Regal GS 2015-2017 Buick Regal Base 2016-2017 Buick Regal Sport Touring $54.19 Details
Buick Regal Sportback View all Buick Regal Sportback Spark Plugs
IN STOCK 94374 NGK Iridium IX Spark Plug Box of 4 (LTR6IX) 2018-2019 Buick Regal Sportback Preferred II 2018-2020 Buick Regal Sportback Preferred 2018-2020 Buick Regal Sportback Essence 2018-2020 Buick Regal Sportback Base $54.19 Details
Buick Regal TourX View all Buick Regal TourX Spark Plugs
IN STOCK 94374 NGK Iridium IX Spark Plug Box of 4 (LTR6IX) 2018-2020 Buick Regal TourX Preferred 2018-2020 Buick Regal TourX Essence 2018-2020 Buick Regal TourX Base $54.19 Details
Buick Rendezvous View all Buick Rendezvous Spark Plugs
IN STOCK 7164 NGK IX Iridium Spark Plug Box of 4 (TR55IX) 2002-2003 Buick Rendezvous CXL Plus 2002-2007 Buick Rendezvous CXL 2002-2003 Buick Rendezvous CX Plus 2002-2007 Buick Rendezvous CX 2005-2005 Buick Rendezvous CX Plus $54.25 Details
IN STOCK 6509 NGK Iridium IX Spark Plug Box of 4 (LTR6IX-11) 2004-2005 Buick Rendezvous Ultra 2004-2004 Buick Rendezvous CXL 2005-2005 Buick Rendezvous CXL Plus 2006-2006 Buick Rendezvous CXL 2006-2006 Buick Rendezvous CX $54.25 Details
Buick Riviera View all Buick Riviera Spark Plugs
OUT OF STOCK 7189 NGK Iridium IX Spark Plug Box of 4 (XR4IX) 1963-1965 Buick Riviera Base $54.25 Details
OUT OF STOCK 7355 NGK Iridium IX Spark Plug Box of 4 (XR5IX) 1963-1966 Buick Riviera Base 1965-1966 Buick Riviera Gran Sport $54.25 Details
OUT OF STOCK 7293 NGK Iridium IX Spark Plug Box of 4 (XR45IX) 1977-1984 Buick Riviera Base 1978-1978 Buick Riviera LXXV Anniversary Edition 1979-1980 Buick Riviera S 1981-1981 Buick Riviera T-Type 1982-1982 Buick Riviera Limited Edition 1983-1983 Buick Riviera XX Anniversary Edition 1983-1984 Buick Riviera Luxury $54.25 Details
IN STOCK 7397 NGK IX Iridium Spark Plug Box of 4 (TR5IX) 1986-1987 Buick Riviera T-Type 1986-1987 Buick Riviera Luxury $54.25 Details
IN STOCK 7164 NGK IX Iridium Spark Plug Box of 4 (TR55IX) 1988-1989 Buick Riviera T-Type 1988-1993 Buick Riviera Luxury 1995-1999 Buick Riviera Base $54.25 Details
Buick Roadmaster View all Buick Roadmaster Spark Plugs
OUT OF STOCK 7355 NGK Iridium IX Spark Plug Box of 4 (XR5IX) 1951-1951 Buick Roadmaster Base $54.25 Details
OUT OF STOCK 7189 NGK Iridium IX Spark Plug Box of 4 (XR4IX) 1953-1958 Buick Roadmaster Base 1957-1957 Buick Roadmaster 75 $54.25 Details
OUT OF STOCK 7177 NGK IX Iridium Spark Plug Box of 4 (UR5IX) 1992-1993 Buick Roadmaster Limited 1992-1993 Buick Roadmaster Estate Wagon 1992-1993 Buick Roadmaster Base $54.25 Details
IN STOCK 7164 NGK IX Iridium Spark Plug Box of 4 (TR55IX) 1994-1995 Buick Roadmaster Limited 1994-1995 Buick Roadmaster Estate Wagon 1994-1995 Buick Roadmaster Base $54.25 Details
Buick Skyhawk View all Buick Skyhawk Spark Plugs
OUT OF STOCK 7293 NGK Iridium IX Spark Plug Box of 4 (XR45IX) 1975-1976 Buick Skyhawk S 1975-1976 Buick Skyhawk Base $54.25 Details
OUT OF STOCK 7214 NGK Iridium IX Spark Plug Box of 4 (GR5IX) 1982-1984 Buick Skyhawk Limited 1982-1984 Buick Skyhawk Custom 1983-1987 Buick Skyhawk T-Type 1986-1987 Buick Skyhawk Sport 1986-1987 Buick Skyhawk Limited 1986-1987 Buick Skyhawk Custom $54.25 Details
OUT OF STOCK 7177 NGK IX Iridium Spark Plug Box of 4 (UR5IX) 1982-1986 Buick Skyhawk Limited 1982-1986 Buick Skyhawk Custom 1986-1986 Buick Skyhawk Sport $54.25 Details
OUT OF STOCK 7300 NGK Iridium IX Spark Plug Box of 4 (TR4IX) 1987-1987 Buick Skyhawk T-Type 1987-1987 Buick Skyhawk Sport 1987-1987 Buick Skyhawk Limited 1987-1989 Buick Skyhawk Custom 1988-1989 Buick Skyhawk SE $54.25 Details
Buick Skylark View all Buick Skylark Spark Plugs
OUT OF STOCK 4085 NGK Iridium IX Spark Plug Box of 4 (BPR6HIX) 1961-1962 Buick Skylark Base $54.25 Details
OUT OF STOCK 7355 NGK Iridium IX Spark Plug Box of 4 (XR5IX) 1964-1967 Buick Skylark Base $54.25 Details
OUT OF STOCK 7189 NGK Iridium IX Spark Plug Box of 4 (XR4IX) 1954-1954 Buick Skylark Base 1965-1967 Buick Skylark Base $54.25 Details
OUT OF STOCK 97382 NGK Iridium IX Spark Plug Box of 4 (GR4IX) 1968-1969 Buick Skylark Custom 1968-1969 Buick Skylark Base $54.25 Details
OUT OF STOCK 7293 NGK Iridium IX Spark Plug Box of 4 (XR45IX) 1975-1977 Buick Skylark SR 1975-1977 Buick Skylark Base 1976-1977 Buick Skylark S $54.25 Details
OUT OF STOCK 7177 NGK IX Iridium Spark Plug Box of 4 (UR5IX) 1980-1983 Buick Skylark Sport 1980-1985 Buick Skylark Limited 1980-1982 Buick Skylark Base 1983-1984 Buick Skylark T-Type 1983-1985 Buick Skylark Custom $54.25 Details
IN STOCK 7397 NGK IX Iridium Spark Plug Box of 4 (TR5IX) 1986-1988 Buick Skylark Limited 1986-1988 Buick Skylark Custom $54.25 Details
IN STOCK 7164 NGK IX Iridium Spark Plug Box of 4 (TR55IX) 1989-1989 Buick Skylark Limited 1989-1998 Buick Skylark Custom 1990-1991 Buick Skylark Luxury Edition 1990-1997 Buick Skylark Gran Sport 1991-1991 Buick Skylark Base 1993-1997 Buick Skylark Limited 1996-1996 Buick Skylark Olympic Gold Edition $54.25 Details
Buick Somerset View all Buick Somerset Spark Plugs
IN STOCK 7397 NGK IX Iridium Spark Plug Box of 4 (TR5IX) 1986-1986 Buick Somerset T-Type 1986-1987 Buick Somerset Limited 1986-1987 Buick Somerset Custom $54.25 Details
Buick Somerset Regal View all Buick Somerset Regal Spark Plugs
IN STOCK 7397 NGK IX Iridium Spark Plug Box of 4 (TR5IX) 1985-1985 Buick Somerset Regal Limited 1985-1985 Buick Somerset Regal Base $54.25 Details
Buick Special View all Buick Special Spark Plugs
OUT OF STOCK 7355 NGK Iridium IX Spark Plug Box of 4 (XR5IX) 1964-1967 Buick Special Deluxe 1964-1967 Buick Special Base $54.25 Details
OUT OF STOCK 7189 NGK Iridium IX Spark Plug Box of 4 (XR4IX) 1951-1958 Buick Special Base 1962-1963 Buick Special Base 1963-1963 Buick Special Deluxe 1965-1967 Buick Special Deluxe 1965-1967 Buick Special Base $54.25 Details
OUT OF STOCK 97382 NGK Iridium IX Spark Plug Box of 4 (GR4IX) 1968-1969 Buick Special Base $54.25 Details
Buick Sportwagon View all Buick Sportwagon Spark Plugs
OUT OF STOCK 7355 NGK Iridium IX Spark Plug Box of 4 (XR5IX) 1964-1964 Buick Sportwagon Base $54.25 Details
OUT OF STOCK 7189 NGK Iridium IX Spark Plug Box of 4 (XR4IX) 1965-1967 Buick Sportwagon Base 1966-1966 Buick Sportwagon Custom $54.25 Details
Buick Super View all Buick Super Spark Plugs
OUT OF STOCK 7189 NGK Iridium IX Spark Plug Box of 4 (XR4IX) 1951-1958 Buick Super Base $54.25 Details
Buick Terraza View all Buick Terraza Spark Plugs
IN STOCK 7164 NGK IX Iridium Spark Plug Box of 4 (TR55IX) 2005-2006 Buick Terraza CXL 2005-2006 Buick Terraza CX $54.25 Details
OUT OF STOCK 7300 NGK Iridium IX Spark Plug Box of 4 (TR4IX) 2006-2007 Buick Terraza CXL 2006-2007 Buick Terraza CX $54.25 Details
Buick Wildcat View all Buick Wildcat Spark Plugs
OUT OF STOCK 7189 NGK Iridium IX Spark Plug Box of 4 (XR4IX) 1963-1965 Buick Wildcat Base 1965-1965 Buick Wildcat Deluxe 1965-1965 Buick Wildcat Custom $54.25 Details
OUT OF STOCK 7355 NGK Iridium IX Spark Plug Box of 4 (XR5IX) 1964-1966 Buick Wildcat Base 1965-1965 Buick Wildcat Deluxe 1965-1966 Buick Wildcat Custom 1966-1966 Buick Wildcat Gran Sport $54.25 Details
Cadillac NGK Iridium IX
Cadillac 60 Special View all Cadillac 60 Special Spark Plugs
IN STOCK 7164 NGK IX Iridium Spark Plug Box of 4 (TR55IX) 1993-1993 Cadillac 60 Special Base $54.25 Details
Cadillac Allante View all Cadillac Allante Spark Plugs
IN STOCK 7164 NGK IX Iridium Spark Plug Box of 4 (TR55IX) 1987-1993 Cadillac Allante Base 1990-1993 Cadillac Allante Value Leader 1993-1993 Cadillac Allante Indianapolis 500 Pace Car $54.25 Details
Cadillac ATS View all Cadillac ATS Spark Plugs
IN STOCK 6509 NGK Iridium IX Spark Plug Box of 4 (LTR6IX-11) 2013-2015 Cadillac ATS Premium 2013-2015 Cadillac ATS Performance 2013-2015 Cadillac ATS Luxury $54.25 Details

Looking to upgrade your vehicle with a spark plug from NGK? We carry a great variety of NGK Iridium IX and other ignition performance parts for your vehicle.

We have 82 NGK Iridium IX available with free shipping to the Continental US 48 States.

NGK Iridium IX

Buick NGK Iridium IX

Buick Lucerne

Buick Opel

Buick Park Avenue

Buick Rainier

Buick Reatta

Buick Regal

Buick Regal Sportback

Buick Regal TourX

Buick Rendezvous

Buick Riviera

Buick Roadmaster

Buick Skyhawk

Buick Skylark

Buick Somerset

Buick Somerset Regal

Buick Special

Buick Sportwagon

Buick Super

Buick Terraza

Buick Wildcat

Cadillac NGK Iridium IX

Cadillac 60 Special

Cadillac Allante

Cadillac ATS