Free Shipping & Handling on Orders Over $95 - Order by 11pm EST for Same-Day Shipping!
0
My Cart
$0.00
Shop By
Category
All Categories

Rebates
Gift Certificates
My Account
Help

NGK Spark Plugs TR55IX

Iridium IX Spark Plug 14mm x .708" Reach



NGK Spark Plugs TR55IX

Part Number: 739-TR55IX

Iridium IX Spark Plug
  • 14mm x .708" Reach
  • 5/8" Hex
  • Projected
  • Tapered seat
  • .059" Gap
  • Sold Individually
  • $6.99
    Ships
    NGK Spark Plugs TR55IX Iridium IX Spark Plug 14mm x .708" Reach $6.99

    Specifications:

    Manufacturer's Part Number:
    TR55IX

    The Plug for Serious Enthusiasts
    Iridium has a very high melting point that's perfect for high-performance, high-tech engines. It is stronger than any other metal used in spark plugs.

  • Ultra-fine electrode (thin enough for spark consistency & accuracy, thick enough for max durability & longevity)
  • Reduces spark voltage requirement
  • Fuel efficiency & extreme ignitability
  • Improved throttle response
  • Outstanding acceleration
  • Superior antifouling, anticorrosion, and antiseizing properties
  • Quality NGK Spark Plugs
  • Sold individually

  • Does NGK Spark Plugs TR55IX fit your vehicle?

    Narrow Results
    Filter By
    Year
    Filter By
    Make
    Filter By
    Model
    Filter By
    SubModel
    Filter By
    EngineType
    Filter By
    CC
    Filter By
    Liter

    2006 GMC SIERRA 3500

    • Liter: 8.1
    • SubModel: SLT
    • CUI: 496
    • EngineType: V8

    1999-2005 FORD E-350 SUPER DUTY

    • Liter: 5.4
    • SubModel: BASE
    • CUI: 330
    • EngineType: V8

    1996-1999 GMC C2500 SUBURBAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: SLE

    1999-2000 CADILLAC ESCALADE

    • EngineType: ALL
    • SubModel: ALL

    1996-2000 GMC C3500 PICKUP

    • Liter: 7.4
    • EngineType: V8
    • SubModel: SIERRA SLT

    2001 CHEVROLET VENTURE

    • EngineType: ALL
    • SubModel: VALUE

    1994 FORD THUNDERBIRD

    • EngineType: ALL
    • SubModel: V8

    1996-1997 CHEVROLET C3500 PICKUP

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BASE

    1985 CADILLAC FLEETWOOD

    • EngineType: V8
    • SubModel: 75 FORMAL

    1990-1993 BUICK REGAL

    • Liter: 3.8
    • EngineType: V6
    • SubModel: CUSTOM

    2003-2005 CHEVROLET SILVERADO 2500 HD

    • Liter: 8.1
    • EngineType: V8
    • SubModel: WT

    2006 SATURN RELAY

    • EngineType: ALL
    • SubModel: 2

    1990-1997 FORD AEROSTAR

    • EngineType: ALL
    • SubModel: XLT 4WD

    1988-1993 BUICK RIVIERA

    • EngineType: ALL
    • SubModel: LUXURY

    2003 PONTIAC GRAND AM

    • EngineType: V6
    • SubModel: SE2

    1994-1996 CHEVROLET CORSICA

    • EngineType: V6
    • SubModel: BASE

    1999 CHEVROLET K1500 SUBURBAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: LT

    1993-1997 PONTIAC FIREBIRD

    • Liter: 5.7
    • SubModel: FORMULA
    • CUI: 350
    • EngineType: V8

    1999-2004 FORD E-350 SUPER DUTY

    • EngineType: V10
    • SubModel: BASE

    1992-1993 CHEVROLET K2500 PICKUP

    • Liter: 5.7
    • SubModel: CHEYENNE
    • CUI: 350
    • EngineType: V8

    2000-2003 PONTIAC BONNEVILLE

    • EngineType: ALL
    • SubModel: SLE

    1982-1985 CADILLAC FLEETWOOD

    • Liter: 4.1
    • EngineType: V8
    • SubModel: BROUGHAM

    1997-2005 MERCURY MOUNTAINEER

    • EngineType: ALL
    • SubModel: ALL

    1996 GMC K2500 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: SIERRA XC

    1996-2002 GMC SAFARI

    • EngineType: ALL
    • SubModel: SLT

    1996-2001 CHEVROLET S10 PICKUP

    • EngineType: V6
    • SubModel: BASE

    1999-2001 PONTIAC GRAND AM

    • EngineType: ALL
    • SubModel: GT

    1996-1999 GMC K1500 SUBURBAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1982-1985 CADILLAC ELDORADO

    • Liter: 4.1
    • EngineType: V8
    • SubModel: TOURING

    2006 BUICK TERRAZA

    • Liter: 3.5
    • EngineType: V6
    • SubModel: CXL

    2013-2014 FORD E-250 ECONOLINE

    • EngineType: ALL
    • SubModel: ALL

    2003 CHEVROLET S10 PICKUP

    • EngineType: V6
    • SubModel: BASE

    1995-1999 BUICK RIVIERA

    • EngineType: ALL
    • SubModel: ALL

    1996-1998 CHEVROLET K2500 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: CHEYENNE

    2008-2009 GMC C5500 TOPKICK

    • Liter: 8.1
    • EngineType: V8
    • SubModel: C5E044

    2006 CHEVROLET SILVERADO 3500

    • Liter: 8.1
    • SubModel: LT
    • CUI: 496
    • EngineType: V8

    1995 MERCURY MYSTIQUE

    • EngineType: V6
    • SubModel: BASE

    2004-2005 PONTIAC GRAND AM

    • EngineType: ALL
    • SubModel: GT1

    1995 FORD MUSTANG

    • EngineType: ALL
    • SubModel: GTS

    2004 FORD F-150 HERITAGE

    • Liter: 5.4
    • SubModel: XLT
    • CUI: 330
    • EngineType: V8

    1992 OLDSMOBILE ACHIEVA

    • EngineType: V6
    • SubModel: SC

    1999-2005 CHEVROLET SILVERADO 1500

    • Liter: 4.3
    • SubModel: BASE
    • CUI: 262
    • EngineType: V6

    2000-2005 FORD EXCURSION

    • Liter: 5.4
    • EngineType: V8
    • SubModel: LIMITED

    1997 FORD F-150

    • EngineType: V6
    • SubModel: XLT

    2006-2007 MAZDA 5

    • CC: 2260
    • Liter: 2.3
    • SubModel: TOURING
    • EngineType: L4

    1999-2003 PONTIAC BONNEVILLE

    • EngineType: ALL
    • SubModel: SE

    2000-2004 MERCURY SABLE

    • EngineType: ALL
    • SubModel: LS PREMIUM

    1997 FORD E-250 ECONOLINE

    • EngineType: V6
    • SubModel: XL

    1999-2000 CHEVROLET K3500 PICKUP

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BASE

    2008 CHEVROLET C5500 KODIAK

    • Liter: 8.1
    • EngineType: V8
    • SubModel: C5V042

    1997-1999 FORD F-250

    • Liter: 5.4
    • SubModel: LARIAT
    • CUI: 330
    • EngineType: V8

    2001-2004 BUICK REGAL

    • EngineType: ALL
    • SubModel: ALL

    2005-2009 BUICK LACROSSE

    • EngineType: ALL
    • SubModel: CX

    1997-1998 OLDSMOBILE CUTLASS

    • EngineType: ALL
    • SubModel: ALL

    2006-2010 FORD RANGER

    • EngineType: ALL
    • SubModel: LIMITED

    1997 CADILLAC DEVILLE

    • EngineType: ALL
    • SubModel: CONCOURS

    2007 GMC SIERRA 2500 HD CLASSIC

    • Liter: 8.1
    • EngineType: V8
    • SubModel: CLASSIC SLT

    2008-2009 CADILLAC XLR

    • EngineType: ALL
    • SubModel: PLATINUM

    1999-2000 GMC S15 JIMMY

    • EngineType: ALL
    • SubModel: ENVOY

    1992-1995 FORD CROWN VICTORIA

    • EngineType: ALL
    • SubModel: ALL

    1996-2004 FORD TAURUS

    • EngineType: ALL
    • SubModel: LX

    2010 FORD E-350 SUPER DUTY

    • EngineType: V10
    • SubModel: XLT

    2006-2007 LINCOLN TOWN CAR

    • Liter: 4.6
    • SubModel: DESIGNER SERIES
    • CUI: 281
    • EngineType: V8

    2004-2005 MAZDA B3000

    • EngineType: ALL
    • SubModel: DS

    1999-2004 FORD F-450 SUPER DUTY

    • EngineType: V10
    • SubModel: XL

    2008 FORD F-150

    • Liter: 4.6
    • EngineType: V8
    • SubModel: FX2

    1998 FORD F-150

    • Liter: 5.4
    • SubModel: XLT
    • CUI: 330
    • EngineType: V8

    2004 FORD EXPEDITION

    • EngineType: ALL
    • SubModel: NBX

    2002-2003 OLDSMOBILE ALERO

    • EngineType: V6
    • SubModel: GX

    1992-1995 CHEVROLET LUMINA APV

    • Liter: 3.8
    • EngineType: V6
    • SubModel: BASE

    1985 CADILLAC DEVILLE

    • EngineType: V8
    • SubModel: D'ELEGANCE

    1996 GMC C3500 PICKUP

    • Liter: 7.4
    • EngineType: V8
    • SubModel: SIERRA XC

    2004-2005 FORD FREESTAR

    • EngineType: ALL
    • SubModel: LIMITED

    2004-2005 FORD EXCURSION

    • EngineType: V10
    • SubModel: XLS

    2005 FORD ESCAPE

    • EngineType: ALL
    • SubModel: LIMITED

    2005 MERCURY GRAND MARQUIS

    • EngineType: ALL
    • SubModel: LIMITED EDITION

    1989 OLDSMOBILE CUTLASS CALAIS

    • EngineType: V6
    • SubModel: S

    1996-2000 GMC C3500HD

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BASE

    1999 CHEVROLET C1500 SUBURBAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: LT

    2001-2003 LINCOLN LS

    • EngineType: V6
    • SubModel: LSE

    1996 BUICK REGAL

    • EngineType: ALL
    • SubModel: CUSTOM

    2008 MERCURY GRAND MARQUIS

    • Liter: 4.6
    • SubModel: GS
    • CUI: 281
    • EngineType: V8

    1999-2000 CHEVROLET C3500 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1989-1991 MERCURY TOPAZ

    • EngineType: ALL
    • SubModel: GS

    1986-1987 CADILLAC FLEETWOOD

    • EngineType: ALL
    • SubModel: 75

    2007 CHEVROLET SILVERADO 3500 CLASSIC

    • Liter: 8.1
    • EngineType: V8
    • SubModel: CLASSIC LS

    1991-1992 OLDSMOBILE CUTLASS CRUISER

    • EngineType: V6
    • SubModel: S

    1999-2000 CADILLAC ELDORADO

    • EngineType: ALL
    • SubModel: ESC

    1998-2000 GMC S15 JIMMY

    • EngineType: ALL
    • SubModel: SLS

    1996-1997 CHEVROLET C2500 SUBURBAN

    • Liter: 7.4
    • EngineType: V8
    • SubModel: LT

    2005-2007 PONTIAC GRAND PRIX

    • EngineType: ALL
    • SubModel: GT

    1987-1993 CADILLAC ALLANTE

    • EngineType: ALL
    • SubModel: ALL

    2002-2005 FORD EXCURSION

    • Liter: 5.4
    • EngineType: V8
    • SubModel: EDDIE BAUER

    2006 GMC SIERRA 3500

    • Liter: 8.1
    • SubModel: SLE
    • CUI: 496
    • EngineType: V8

    1992-1993 CHEVROLET C2500 PICKUP

    • Liter: 5.7
    • SubModel: CHEYENNE
    • CUI: 350
    • EngineType: V8

    1999 GMC K1500 PICKUP

    • EngineType: ALL
    • SubModel: ALL

    2003-2004 CHEVROLET VENTURE

    • EngineType: ALL
    • SubModel: LS

    2001-2002 GMC SAVANA 2500

    • Liter: 5.0
    • EngineType: V8
    • SubModel: SLT

    2006-2009 MERCURY MILAN

    • EngineType: V6
    • SubModel: BASE

    1996-1997 CHEVROLET C1500 SUBURBAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: LT
    Items You Need