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Spark Plug (NGK) for 1986-2024 Alfa Romeo, Audi, Bentley, BMW, Cadillac, Chevrolet, Chrysler, Daewoo, Dodge, Geo, Hyundai, Indian, Isuzu, Jaguar, John Deere, Kia, Land Rover, Lotus, Maybach, Mercedes-Benz, Mini, Mitsubishi, Morgan, Nissan, Plymouth, Polaris, Pontiac, Porsche, Rolls-Royce, Saab, Saturn, Subaru, Suzuki, Toyota, Volkswagen, & Volvo NEW

$ 14 .32

Product Notes

⚠️ Most jobs typically require 8 of this item.
Gap 0.032"
Iridium IX Spark Plug
NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy's extremely high melting point is perfect for today's engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.
Brand: NGK
Condition: New
LIFE
TIME
Lifetime Warranty Included
This part is backed by our industry-leading lifetime warranty. Shop with total confidence.
100%money-back 120-dayreturns OE-gradequality
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Specifications & Info


Attribute Value
Center Electrode Core Material Copper
Center Electrode Design Fine Wire
Center Electrode Insulator Tip Projection 0.14, 3.5
Center Electrode Projection Mid Projection
Center Electrode Tip Material Iridium
Electrical Terminal Type Non-removable Nut
Grade Type Performance
Ground Configuration J-gap
Ground Electrode Core Material Nickel
Ground Electrode Quantity 1
Ground Electrode Tip Design Taper Cut
Ground Electrode Tip Material Nickel
Hex Size 5/8" (16mm)
Insulator Height 1.99, 50.5
Insulator Material Ceramic
Manufacturer Heat Range 6
Material Grade Iridium
Part Number Bkr6eix
Pre Gap Size .032, 0.8
Reach 0.750, 19.0
Resistance 5000.0
Resistor Type Yes
Seat Type Flat
Service Number Bkr6eix
Short Style Spark Plug No
Skirt No
Skirt Length 0.0
Stock Number 6418
Thread Diameter 0.551, 14.0
Washer Included Yes
Washer Type Crush

Vehicle Fitment Guide

This part fits the following vehicles:

Make Models
Alfa Romeo 164
Audi 5000, 5000 Quattro, 90 Quattro, A4, A4 Quattro, A6, A6 Quattro, A8 Quattro, Allroad Quattro, Cabriolet, Coupe Quattro, S4, S6, S8, TT, TT Quattro
BMW 318i, 318is, 318ti, 320i, 323Ci, 323i, 323is, 325Ci, 325i, 325is, 325xi, 328Ci, 328i, 328is, 330Ci, 330i, 330xi, 525i, 525iT, 528i, 530i, 540i, 545i, 645Ci, 740i, 740iL, 745i, 745Li, 750iL, 760i, 760Li, 840Ci, M3, M5, X3, X5, Z3, Z4, Z8
Bentley Arnage
Cadillac CTS, ELR
Chevrolet Cobalt, Cruze, Cruze Limited, Epica, Optra, Sonic, Tracker, Volt
Chrysler Cirrus, Neon
Daewoo Leganza
Dodge Neon, Stratus, SX 2.0
Geo Prizm, Tracker
Hyundai Scoupe
Indian Chief Blackhawk, Chief Blackhawk Dark, Chief Bomber, Chief Classic, Chief Dark Horse, Chief Deluxe, Chief Roadmaster, Chief Standard, Chief Vintage, Chief Vintage FE, Chief Vintage LE
Isuzu Impulse
Jaguar Vanden Plas, XJ6, XJR, XJS
John Deere Gator XUV 825i 4x4, Gator XUV 825i 4x4 Power Steering, Gator XUV 825i 4x4 S4
Kia Rio, Sephia, Spectra
Land Rover Range Rover
Lotus Elan, Esprit
Maybach 57, 62
Mercedes-Benz C230, C32 AMG, CL600, CL65 AMG, G65 AMG, Maybach S600, Maybach S650, Maybach S680, S600, S65 AMG, SL600, SL65 AMG, SLK32 AMG
Mini Cooper
Mitsubishi Eclipse, Endeavor, Galant, Lancer, Montero
Morgan Aero 8
Nissan D21, Pathfinder, Pickup
Plymouth Breeze, Neon
Polaris ACE 500, ATP 330, ATP 500, FST Classic, FST SwitchBack, FST Touring, Magnum 325 2x4, Magnum 325 4x4, Magnum 330 2x4, Magnum 330 4x4, Ranger 2x4 500, Ranger 4x4 400, Ranger 4x4 500, Ranger 500, Ranger 6x6 500, Scrambler 500 2x4, Scrambler 500 4x4, Sportsman 400 HO, Sportsman 400 HO South Edition, Sportsman 450, Sportsman 450 HO, Sportsman 450 HO EPS, Sportsman 450 HO Utility Edition, Sportsman 500 6x6, Sportsman 500 EFI, Sportsman 500 EFI Deluxe, Sportsman 500 EFI Touring, Sportsman 500 EFI X2, Sportsman 500 EFI X2 Deluxe, Sportsman 500 HO, Sportsman 500 HO DUSE, Sportsman 500 HO Polaris Pursuite LE, Sportsman 500 HO RSE, Sportsman 500 HO Touring, Sportsman 550, Sportsman 550 EFI, Sportsman 550 EFI Touring w/ EPS, Sportsman 550 EFI w/ EPS, Sportsman 550 EFI XP, Sportsman 550 EPS, Sportsman 550 EPS Browning LE, Sportsman 550 EPS Orange Madness LE, Sportsman 550 EPS Stealth Black LE, Sportsman 550 Touring EPS, Sportsman 550 X2, Sportsman 550 X2 EPS, Sportsman Forest 500, Sportsman Forest 550, Sportsman Forest Tractor 500, Trail Blazer 330, Trail Boss 325, Trail Boss 330, Worker 500, Xpedition 325
Pontiac Sunrunner
Porsche 911, Boxster, Carrera GT, Cayenne
Rolls-Royce Park Ward, Phantom, Silver Seraph
Saab 9-2X, 900, 9000
Saturn Ion, Vue
Subaru Impreza
Suzuki Esteem, Forenza, Reno, Sidekick, Swift, Verona, X-90
Toyota Celica, Corolla, MR2, Sequoia, Tundra
Volkswagen Beetle, Cabrio, Golf, Jetta, Passat, Phaeton, Touareg
Volvo 850, 960, C70, S40, S60, S70, S80, S90, V40, V70, V90, XC70, XC90

This is a universal part that fits 1,283 vehicle configurations across 36 makes.

Verify before ordering — please confirm your vehicle's year, make, model and sub-model specifications before placing your order. If anything is unclear, our customer service team is available to help.

Policies

Shipping Information

We offer fast, reliable shipping on all orders:

  • Ships to all countries via US Postal Service Priority Mail.
  • Most orders ship within 1 business day.
  • Delivery time: 1-4 business days after shipment.
  • International shipping available, including APO/FPO addresses.
  • Tracking information provided for all shipments.
  • Additional handling fees may apply for oversized/overweight packages.

Return Policy

We want you to be 100% satisfied with your purchase. That's why we offer:

  • 120-Day Returns - Return any part within 120 days from date of receipt.
  • Must obtain RMA (Return Merchandise Authorization) number before returning.
  • Parts must be in original condition, uninstalled, unaltered, and in original packaging.
  • Important: Electrical parts are not returnable if unsealed.
  • Please inspect parts upon arrival and notify us within 5 days of receiving incorrect or damaged parts.
  • Refunds processed after warehouse receives return and credited to original payment method.

Warranty

This part comes with a limited lifetime warranty. Warranty begins on the original purchase date.

Warranty does NOT cover:

  • Shipping costs or labor expenses.
  • Installation errors.
  • Parts used for racing.
  • Commercial vehicle parts.
NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy's extremely high melting point is perfect for today's engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.

Interchange Parts

Brand Part Number
Omnicraft QSP1

Fits Years: 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Go-Parts Garage · Featured Guide

Audi A6 Quattro (2000-2007) Spark Plug Replacement Guide

Keep your Audi's engine running smoothly by choosing the right spark plugs for its specific needs.

Read Full Guide

⚠️ Related Trouble Codes (OBD-II)

20 matching guides

If your scan tool is showing one of these trouble codes, this part is a common fix. Each guide explains the code, how to diagnose it, and exactly what to replace.

↑ A single part can trigger multiple related trouble codes. Each guide is vehicle- and code-specific.
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120
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Most retailers stop at 30 days. We give you a full four months to install, test, and return for a 100% refund — return shipping on us.

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