How long is shipping for NGK?

Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.

How long is shipping for NGK?

Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.

How long is shipping for NGK?

Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.

How long is shipping for NGK?

Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.

How long is shipping for NGK?

Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.

NGK

NGK Iridium IX Spark Plug BKR6EIX (Box of 4) — Fits Audi, BMW, Alfa Romeo & More

Name: NGK Iridium IX Spark Plug BKR6EIX (Box of 4) — Fits Audi, BMW, Alfa Romeo & More
Brand: NGK
SKU: NGK6418
Price: 33.99 USD
Availability: InStock

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NGK

NGK Iridium IX Spark Plug BKR6EIX (Box of 4) — Fits Audi, BMW, Alfa Romeo & More

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SKU: NGK6418

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About NGK NGK engineers high-quality automotive parts and accessories trusted ...Read More

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$33.99 $37.60

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Car Wheel Size Chart

Wheel Diameter (inches)	Tire Width (mm)	Aspect Ratio	Rim Width (inches)
14	185	65	5.5
15	195	60	6.0
16	205	55	6.5
17	215	50	7.0
18	225	45	7.5
19	235	40	8.0
20	245	35	8.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

225 = Tire width in mm
45 = Aspect ratio (height as % of width)
R17 = Rim diameter in inches

Ships FAST in USA

Guaranteed Low Price

GGCRACING Discount

Product Details

Product Description

Part Numbers

Sizing & Fit

About NGK

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.

Watch in action

Unleash Peak Performance with NGK Iridium IX Spark Plugs

Experience a significant upgrade in your vehicle's ignition system with the NGK Iridium IX BKR6EIX spark plugs. Engineered for the performance enthusiast, these plugs deliver outstanding acceleration, improved fuel efficiency, and exceptional durability, making them ideal for a wide range of European vehicles including select Audi, BMW, and Alfa Romeo models.

Advanced Iridium Technology for Superior Ignition

Extreme Ignitability: The fine wire Iridium center electrode ensures a powerful, consistent spark for optimal combustion.
Enhanced Durability: Iridium alloy is six times harder than platinum, offering extended plug life and reliability.
Optimized Response: A tapered cut ground electrode provides quicker starts, smoother idling, and sharper throttle response.
Anti-Fouling Properties: Designed to resist carbon buildup, maintaining peak performance over time.

Perfect for today's high-performance engines, the NGK Iridium IX BKR6EIX spark plugs are a direct fit for many applications. For even greater performance, consider exploring NGK Ruthenium HX plugs. Elevate your driving experience with GGCRACING.

Vehicle Fitment

Years	Make	Model	Trim
1991-1993	Alfa Romeo	164	Sport
1994-1995	Alfa Romeo	164	LS
1994-1995	Alfa Romeo	164	Quadrifoglio
1987	Audi	5000	CS
1986-1988	Audi	5000 Quattro	CS
1990-1991	Audi	90 Quattro	20v
1996-2005	Audi	A4	Base
2003-2006	Audi	A4	Cabriolet
1996-2005	Audi	A4 Quattro	Base
1998-2005	Audi	A4 Quattro	Avant
1995-1997	Audi	A6	Avant
1995-2001	Audi	A6	Base
1995-1996	Audi	A6 Quattro	Avant
1995-1996	Audi	A6 Quattro	Base
1998-2001	Audi	A6 Quattro	Avant
1998-2004	Audi	A6 Quattro	Base
1997-2003	Audi	A8 Quattro	Base
2000-2006	Audi	A8 Quattro	L
2005-2006	Audi	A8 Quattro	Base
2001-2005	Audi	Allroad Quattro	Base
1995-1996	Audi	Cabriolet	Base
1990-1991	Audi	Coupe Quattro	20v
2000-2002	Audi	S4	Base
2001-2002	Audi	S4	Avant
2004-2008	Audi	S4	Avant
2004-2008	Audi	S4	Base
2004-2009	Audi	S4	Cabriolet
2002-2003	Audi	S6	Avant
2001-2003	Audi	S8	Base
2000-2006	Audi	TT	Base
2000-2006	Audi	TT Quattro	Base
2002	Audi	TT Quattro	ALMS Edition
1991-1998	BMW	318i	Base
1991-1997	BMW	318is	Base
1995-1999	BMW	318ti	Base
2000	BMW	323Ci	Base
1998-2000	BMW	323i	Base
1998-1999	BMW	323is	Base
2001-2006	BMW	325Ci	Base
1992-1995	BMW	325i	Base
2001-2005	BMW	325i	Base
1992-1995	BMW	325is	Base
2001-2005	BMW	325xi	Base
2000	BMW	328Ci	Base
1996-2000	BMW	328i	Base
1996-1999	BMW	328is	Base
2001-2006	BMW	330Ci	Base
2001-2005	BMW	330i	Base
2001-2005	BMW	330xi	Base
1991-1995	BMW	525i	Base
2001-2005	BMW	525i	Base
1993	BMW	525iT	Base
1997-2000	BMW	528i	Base
1994-1995	BMW	530i	Base
2001-2005	BMW	530i	Base
1994-1995	BMW	540i	Base
1997-2003	BMW	540i	Base
2004-2005	BMW	545i	Base
2004-2005	BMW	645Ci	Base
1993-1995	BMW	740i	Base

…and 320 additional fitments. Contact us to confirm yours.

Often bought with

Other popular NGK products customers consider together:

Product Details

Product Description

Part Numbers

Sizing & Fit

About NGK

Watch in action

Unleash Peak Performance with NGK Iridium IX Spark Plugs

Advanced Iridium Technology for Superior Ignition

Extreme Ignitability: The fine wire Iridium center electrode ensures a powerful, consistent spark for optimal combustion.
Enhanced Durability: Iridium alloy is six times harder than platinum, offering extended plug life and reliability.
Optimized Response: A tapered cut ground electrode provides quicker starts, smoother idling, and sharper throttle response.
Anti-Fouling Properties: Designed to resist carbon buildup, maintaining peak performance over time.

Vehicle Fitment

Years	Make	Model	Trim
1991-1993	Alfa Romeo	164	Sport
1994-1995	Alfa Romeo	164	LS
1994-1995	Alfa Romeo	164	Quadrifoglio
1987	Audi	5000	CS
1986-1988	Audi	5000 Quattro	CS
1990-1991	Audi	90 Quattro	20v
1996-2005	Audi	A4	Base
2003-2006	Audi	A4	Cabriolet
1996-2005	Audi	A4 Quattro	Base
1998-2005	Audi	A4 Quattro	Avant
1995-1997	Audi	A6	Avant
1995-2001	Audi	A6	Base
1995-1996	Audi	A6 Quattro	Avant
1995-1996	Audi	A6 Quattro	Base
1998-2001	Audi	A6 Quattro	Avant
1998-2004	Audi	A6 Quattro	Base
1997-2003	Audi	A8 Quattro	Base
2000-2006	Audi	A8 Quattro	L
2005-2006	Audi	A8 Quattro	Base
2001-2005	Audi	Allroad Quattro	Base
1995-1996	Audi	Cabriolet	Base
1990-1991	Audi	Coupe Quattro	20v
2000-2002	Audi	S4	Base
2001-2002	Audi	S4	Avant
2004-2008	Audi	S4	Avant
2004-2008	Audi	S4	Base
2004-2009	Audi	S4	Cabriolet
2002-2003	Audi	S6	Avant
2001-2003	Audi	S8	Base
2000-2006	Audi	TT	Base
2000-2006	Audi	TT Quattro	Base
2002	Audi	TT Quattro	ALMS Edition
1991-1998	BMW	318i	Base
1991-1997	BMW	318is	Base
1995-1999	BMW	318ti	Base
2000	BMW	323Ci	Base
1998-2000	BMW	323i	Base
1998-1999	BMW	323is	Base
2001-2006	BMW	325Ci	Base
1992-1995	BMW	325i	Base
2001-2005	BMW	325i	Base
1992-1995	BMW	325is	Base
2001-2005	BMW	325xi	Base
2000	BMW	328Ci	Base
1996-2000	BMW	328i	Base
1996-1999	BMW	328is	Base
2001-2006	BMW	330Ci	Base
2001-2005	BMW	330i	Base
2001-2005	BMW	330xi	Base
1991-1995	BMW	525i	Base
2001-2005	BMW	525i	Base
1993	BMW	525iT	Base
1997-2000	BMW	528i	Base
1994-1995	BMW	530i	Base
2001-2005	BMW	530i	Base
1994-1995	BMW	540i	Base
1997-2003	BMW	540i	Base
2004-2005	BMW	545i	Base
2004-2005	BMW	645Ci	Base
1993-1995	BMW	740i	Base

…and 320 additional fitments. Contact us to confirm yours.

Often bought with

Other popular NGK products customers consider together:

Product Details

Product Description

About NGK

Watch in action

Unleash Peak Performance with NGK Iridium IX Spark Plugs

Advanced Iridium Technology for Superior Ignition

Extreme Ignitability: The fine wire Iridium center electrode ensures a powerful, consistent spark for optimal combustion.
Enhanced Durability: Iridium alloy is six times harder than platinum, offering extended plug life and reliability.
Optimized Response: A tapered cut ground electrode provides quicker starts, smoother idling, and sharper throttle response.
Anti-Fouling Properties: Designed to resist carbon buildup, maintaining peak performance over time.

Vehicle Fitment

Years	Make	Model	Trim
1991-1993	Alfa Romeo	164	Sport
1994-1995	Alfa Romeo	164	LS
1994-1995	Alfa Romeo	164	Quadrifoglio
1987	Audi	5000	CS
1986-1988	Audi	5000 Quattro	CS
1990-1991	Audi	90 Quattro	20v
1996-2005	Audi	A4	Base
2003-2006	Audi	A4	Cabriolet
1996-2005	Audi	A4 Quattro	Base
1998-2005	Audi	A4 Quattro	Avant
1995-1997	Audi	A6	Avant
1995-2001	Audi	A6	Base
1995-1996	Audi	A6 Quattro	Avant
1995-1996	Audi	A6 Quattro	Base
1998-2001	Audi	A6 Quattro	Avant
1998-2004	Audi	A6 Quattro	Base
1997-2003	Audi	A8 Quattro	Base
2000-2006	Audi	A8 Quattro	L
2005-2006	Audi	A8 Quattro	Base
2001-2005	Audi	Allroad Quattro	Base
1995-1996	Audi	Cabriolet	Base
1990-1991	Audi	Coupe Quattro	20v
2000-2002	Audi	S4	Base
2001-2002	Audi	S4	Avant
2004-2008	Audi	S4	Avant
2004-2008	Audi	S4	Base
2004-2009	Audi	S4	Cabriolet
2002-2003	Audi	S6	Avant
2001-2003	Audi	S8	Base
2000-2006	Audi	TT	Base
2000-2006	Audi	TT Quattro	Base
2002	Audi	TT Quattro	ALMS Edition
1991-1998	BMW	318i	Base
1991-1997	BMW	318is	Base
1995-1999	BMW	318ti	Base
2000	BMW	323Ci	Base
1998-2000	BMW	323i	Base
1998-1999	BMW	323is	Base
2001-2006	BMW	325Ci	Base
1992-1995	BMW	325i	Base
2001-2005	BMW	325i	Base
1992-1995	BMW	325is	Base
2001-2005	BMW	325xi	Base
2000	BMW	328Ci	Base
1996-2000	BMW	328i	Base
1996-1999	BMW	328is	Base
2001-2006	BMW	330Ci	Base
2001-2005	BMW	330i	Base
2001-2005	BMW	330xi	Base
1991-1995	BMW	525i	Base
2001-2005	BMW	525i	Base
1993	BMW	525iT	Base
1997-2000	BMW	528i	Base
1994-1995	BMW	530i	Base
2001-2005	BMW	530i	Base
1994-1995	BMW	540i	Base
1997-2003	BMW	540i	Base
2004-2005	BMW	545i	Base
2004-2005	BMW	645Ci	Base
1993-1995	BMW	740i	Base

…and 320 additional fitments. Contact us to confirm yours.

Often bought with

Other popular NGK products customers consider together:

Wheel Diameter (inches)	Tire Width (mm)	Aspect Ratio	Rim Width (inches)
14	185	65	5.5
15	195	60	6.0
16	205	55	6.5
17	215	50	7.0
18	225	45	7.5
19	235	40	8.0
20	245	35	8.5

Wheel Diameter (inches)	Tire Width (mm)	Aspect Ratio	Rim Width (inches)
14	185	65	5.5
15	195	60	6.0
16	205	55	6.5
17	215	50	7.0
18	225	45	7.5
19	235	40	8.0
20	245	35	8.5

Wheel Diameter (inches)	Tire Width (mm)	Aspect Ratio	Rim Width (inches)
14	185	65	5.5
15	195	60	6.0
16	205	55	6.5
17	215	50	7.0
18	225	45	7.5
19	235	40	8.0
20	245	35	8.5

Wheel Diameter (inches)	Tire Width (mm)	Aspect Ratio	Rim Width (inches)
14	185	65	5.5
15	195	60	6.0
16	205	55	6.5
17	215	50	7.0
18	225	45	7.5
19	235	40	8.0
20	245	35	8.5

NGK Iridium IX Spark Plug BKR6EIX (Box of 4) — Fits Audi, BMW, Alfa Romeo & More

NGK Iridium IX Spark Plug BKR6EIX (Box of 4) — Fits Audi, BMW, Alfa Romeo & More

Car Wheel Size Chart

How to Read Tire Size

Product Details

About NGK

Watch in action

Unleash Peak Performance with NGK Iridium IX Spark Plugs

Advanced Iridium Technology for Superior Ignition

Vehicle Fitment

Often bought with

Product Details

About NGK

Watch in action

Unleash Peak Performance with NGK Iridium IX Spark Plugs

Advanced Iridium Technology for Superior Ignition

Vehicle Fitment

Often bought with

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Wheel Diameter (inches)	Tire Width (mm)	Aspect Ratio	Rim Width (inches)
14	185	65	5.5
15	195	60	6.0
16	205	55	6.5
17	215	50	7.0
18	225	45	7.5
19	235	40	8.0
20	245	35	8.5

Wheel Diameter (inches)	Tire Width (mm)	Aspect Ratio	Rim Width (inches)
14	185	65	5.5
15	195	60	6.0
16	205	55	6.5
17	215	50	7.0
18	225	45	7.5
19	235	40	8.0
20	245	35	8.5