super fast shipping
NGK engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full NGK lineup with fast shipping and expert fitment support — order with confidence.
Designed for the true performance enthusiast, NGK Iridium IX TR55IX spark plugs deliver an unparalleled ignition experience. These plugs are engineered to provide outstanding acceleration, improved fuel efficiency, and exceptional durability, making them the ideal upgrade for demanding engines. Experience the difference that advanced iridium technology makes in your vehicle's responsiveness and overall power.
Upgrade your ignition system with confidence. These plugs are a perfect fit for a wide range of vehicles, including 1989-1994 Ford Ranger, Chevrolet Corvette, and Cadillac Fleetwood models. For even greater performance, consider upgrading to an NGK Ruthenium HX plug. Find your NGK Iridium IX spark plugs at GGCRACING.
| Years | Make | Model | Trim |
|---|---|---|---|
| 2002-2003 | Aston Martin | DB7 | Vantage |
| 2002-2003 | Aston Martin | DB7 | Vantage Volante |
| 2003 | Aston Martin | DB7 | GT |
| 2003 | Aston Martin | DB7 | GTA |
| 1989 | Buick | Century | Estate Wagon |
| 1989-1993 | Buick | Century | Limited |
| 1989-2005 | Buick | Century | Custom |
| 1991-1996 | Buick | Century | Special |
| 1996-2002 | Buick | Century | Limited |
| 2004-2005 | Buick | Century | Limited |
| 2005 | Buick | Century | Special Edition |
| 1994-1996 | Buick | Commercial Chassis | Base |
| 1988-1990 | Buick | Electra | T-Type |
| 1988-1990 | Buick | Electra | Limited |
| 1988-1990 | Buick | Electra | Park Avenue |
| 1989-1990 | Buick | Electra | Park Avenue Ultra |
| 2005-2009 | Buick | LaCrosse | CX |
| 2005-2009 | Buick | LaCrosse | CXL |
| 1988-1991 | Buick | LeSabre | Base |
| 1988-2005 | Buick | LeSabre | Custom |
| 1988-2005 | Buick | LeSabre | Limited |
| 2006-2008 | Buick | Lucerne | CX |
| 2006-2008 | Buick | Lucerne | CXL |
| 2006-2008 | Buick | Lucerne | CXS |
| 2008-2011 | Buick | Lucerne | Super |
| 1991-2005 | Buick | Park Avenue | Base |
| 1991-2005 | Buick | Park Avenue | Ultra |
| 1988-1991 | Buick | Reatta | Base |
| 1990-1996 | Buick | Regal | Custom |
| 1990-1996 | Buick | Regal | Gran Sport |
| 1990-1996 | Buick | Regal | Limited |
| 1996 | Buick | Regal | Olympic Gold Edition |
| 1997-2004 | Buick | Regal | GS |
| 1997-2004 | Buick | Regal | LS |
| 1998 | Buick | Regal | 25th Anniversary Edition |
| 2000 | Buick | Regal | GSE |
| 2000 | Buick | Regal | LSE |
| 2002-2003 | Buick | Rendezvous | CX Plus |
| 2002-2003 | Buick | Rendezvous | CXL Plus |
| 2002-2007 | Buick | Rendezvous | CX |
| 2002-2007 | Buick | Rendezvous | CXL |
| 2005 | Buick | Rendezvous | CX Plus |
| 1988-1989 | Buick | Riviera | T-Type |
| 1988-1993 | Buick | Riviera | Luxury |
| 1995-1999 | Buick | Riviera | Base |
| 1994-1995 | Buick | Roadmaster | Base |
| 1994-1995 | Buick | Roadmaster | Estate Wagon |
| 1994-1995 | Buick | Roadmaster | Limited |
| 1996 | Buick | Roadmaster | Collector's Edition |
| 1996 | Buick | Roadmaster | Estate Wagon Collector's Edition |
| 1996 | Buick | Roadmaster | Limited Collector's Edition |
| 1989 | Buick | Skylark | Limited |
| 1989-1998 | Buick | Skylark | Custom |
| 1990-1991 | Buick | Skylark | Luxury Edition |
| 1990-1997 | Buick | Skylark | Gran Sport |
| 1991 | Buick | Skylark | Base |
| 1993-1997 | Buick | Skylark | Limited |
| 1996 | Buick | Skylark | Olympic Gold Edition |
| 2005-2006 | Buick | Terraza | CX |
| 2005-2006 | Buick | Terraza | CXL |
…and 273 additional fitments. Contact us to confirm yours.
Other popular NGK products customers consider together:
NGK engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full NGK lineup with fast shipping and expert fitment support — order with confidence.
Designed for the true performance enthusiast, NGK Iridium IX TR55IX spark plugs deliver an unparalleled ignition experience. These plugs are engineered to provide outstanding acceleration, improved fuel efficiency, and exceptional durability, making them the ideal upgrade for demanding engines. Experience the difference that advanced iridium technology makes in your vehicle's responsiveness and overall power.
Upgrade your ignition system with confidence. These plugs are a perfect fit for a wide range of vehicles, including 1989-1994 Ford Ranger, Chevrolet Corvette, and Cadillac Fleetwood models. For even greater performance, consider upgrading to an NGK Ruthenium HX plug. Find your NGK Iridium IX spark plugs at GGCRACING.
| Years | Make | Model | Trim |
|---|---|---|---|
| 2002-2003 | Aston Martin | DB7 | Vantage |
| 2002-2003 | Aston Martin | DB7 | Vantage Volante |
| 2003 | Aston Martin | DB7 | GT |
| 2003 | Aston Martin | DB7 | GTA |
| 1989 | Buick | Century | Estate Wagon |
| 1989-1993 | Buick | Century | Limited |
| 1989-2005 | Buick | Century | Custom |
| 1991-1996 | Buick | Century | Special |
| 1996-2002 | Buick | Century | Limited |
| 2004-2005 | Buick | Century | Limited |
| 2005 | Buick | Century | Special Edition |
| 1994-1996 | Buick | Commercial Chassis | Base |
| 1988-1990 | Buick | Electra | T-Type |
| 1988-1990 | Buick | Electra | Limited |
| 1988-1990 | Buick | Electra | Park Avenue |
| 1989-1990 | Buick | Electra | Park Avenue Ultra |
| 2005-2009 | Buick | LaCrosse | CX |
| 2005-2009 | Buick | LaCrosse | CXL |
| 1988-1991 | Buick | LeSabre | Base |
| 1988-2005 | Buick | LeSabre | Custom |
| 1988-2005 | Buick | LeSabre | Limited |
| 2006-2008 | Buick | Lucerne | CX |
| 2006-2008 | Buick | Lucerne | CXL |
| 2006-2008 | Buick | Lucerne | CXS |
| 2008-2011 | Buick | Lucerne | Super |
| 1991-2005 | Buick | Park Avenue | Base |
| 1991-2005 | Buick | Park Avenue | Ultra |
| 1988-1991 | Buick | Reatta | Base |
| 1990-1996 | Buick | Regal | Custom |
| 1990-1996 | Buick | Regal | Gran Sport |
| 1990-1996 | Buick | Regal | Limited |
| 1996 | Buick | Regal | Olympic Gold Edition |
| 1997-2004 | Buick | Regal | GS |
| 1997-2004 | Buick | Regal | LS |
| 1998 | Buick | Regal | 25th Anniversary Edition |
| 2000 | Buick | Regal | GSE |
| 2000 | Buick | Regal | LSE |
| 2002-2003 | Buick | Rendezvous | CX Plus |
| 2002-2003 | Buick | Rendezvous | CXL Plus |
| 2002-2007 | Buick | Rendezvous | CX |
| 2002-2007 | Buick | Rendezvous | CXL |
| 2005 | Buick | Rendezvous | CX Plus |
| 1988-1989 | Buick | Riviera | T-Type |
| 1988-1993 | Buick | Riviera | Luxury |
| 1995-1999 | Buick | Riviera | Base |
| 1994-1995 | Buick | Roadmaster | Base |
| 1994-1995 | Buick | Roadmaster | Estate Wagon |
| 1994-1995 | Buick | Roadmaster | Limited |
| 1996 | Buick | Roadmaster | Collector's Edition |
| 1996 | Buick | Roadmaster | Estate Wagon Collector's Edition |
| 1996 | Buick | Roadmaster | Limited Collector's Edition |
| 1989 | Buick | Skylark | Limited |
| 1989-1998 | Buick | Skylark | Custom |
| 1990-1991 | Buick | Skylark | Luxury Edition |
| 1990-1997 | Buick | Skylark | Gran Sport |
| 1991 | Buick | Skylark | Base |
| 1993-1997 | Buick | Skylark | Limited |
| 1996 | Buick | Skylark | Olympic Gold Edition |
| 2005-2006 | Buick | Terraza | CX |
| 2005-2006 | Buick | Terraza | CXL |
…and 273 additional fitments. Contact us to confirm yours.
Other popular NGK products customers consider together: