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 Bosch Spark Plug - Bosch 7955 FR7DC (Super)

Bosch Spark Plug - Bosch 7955 FR7DC (Super)

MSRP $4.81 (You save $1.86)
Our Price: $2.95
SKU # 7955
This item qualifies for Free Standard Shipping On all domestic orders. No code. No order size minimum.
Enter quantity: Available now
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Part number
7955
OE Numbers
FR7DC, 7555, 7955
Brand
Bosch
Part type
Spark Plug
Description

Are you having trouble finding the right spark plug?

High quality spark plugs benefit the overall quality performance of your vehicle. FCPEuro's spark plug selection to is built around your wants and needs to ensure your satisfaction.

7955 is also more commonly known as OE Number FR7DC, 7555, 7955.

Bosch is a respected manufacturer of spark plug and other quality parts, and FCPEuro is proud to stock them in our growing catalog.

In addition to ensuring fitment on all of our spark plug parts, we give you a one year warranty on our entire product line.

FCPEuro's continuing mission is to offer you the highest level of satisfaction through the practical application of our spark plug parts, and unmatched customer service.

Jaguar XJRFitment specifics
1995 Jaguar XJR Spark PlugEngine base: 4.0L L6, Engine designation: AJ16
SUPER PLUS
1996 Jaguar XJR Spark PlugEngine base: 4.0L L6, Engine designation: AJ16
SUPER PLUS
1997 Jaguar XJR Spark PlugEngine base: 4.0L L6, Engine designation: AJ16
SUPER PLUS
1995 Jaguar XJR Spark PlugEngine base: 4.0L L6, Engine designation: AJ16
SUPER
1996 Jaguar XJR Spark PlugEngine base: 4.0L L6, Engine designation: AJ16
SUPER
1997 Jaguar XJR Spark PlugEngine base: 4.0L L6, Engine designation: AJ16
SUPER
1995 Jaguar XJR Spark PlugEngine base: 4.0L L6, Engine designation: AJ16
SUPER PLUS
1996 Jaguar XJR Spark PlugEngine base: 4.0L L6, Engine designation: AJ16
SUPER PLUS
1997 Jaguar XJR Spark PlugEngine base: 4.0L L6, Engine designation: AJ16
SUPER PLUS
Jaguar XJSFitment specifics
1993 Jaguar XJS Spark PlugEngine base: 4.0L L6, Engine designation: AJ16
SUPER PLUS
1994 Jaguar XJS Spark PlugEngine base: 4.0L L6, Engine designation: AJ16
SUPER PLUS
1995 Jaguar XJS Spark PlugEngine base: 4.0L L6, Engine designation: AJ16
SUPER PLUS
1996 Jaguar XJS Spark PlugEngine base: 4.0L L6, Engine designation: AJ16
SUPER PLUS
1993 Jaguar XJS Spark PlugEngine base: 4.0L L6, Engine designation: AJ16
SUPER PLUS
1994 Jaguar XJS Spark PlugEngine base: 4.0L L6, Engine designation: AJ16
SUPER PLUS
1995 Jaguar XJS Spark PlugEngine base: 4.0L L6, Engine designation: AJ16
SUPER PLUS
1996 Jaguar XJS Spark PlugEngine base: 4.0L L6, Engine designation: AJ16
SUPER PLUS
Jaguar XJ6Fitment specifics
1996 Jaguar XJ6 Spark PlugEngine base: 4.0L L6, Engine vin: 2
SUPER PLUS
1997 Jaguar XJ6 Spark PlugEngine base: 4.0L L6, Engine vin: 2
SUPER PLUS
1988 Jaguar XJ6 Spark PlugEngine base: 3.6L L6, Engine vin: 5
SUPER PLUS
1989 Jaguar XJ6 Spark PlugEngine base: 3.6L L6, Engine vin: 5
SUPER PLUS
1989 Jaguar XJ6 Spark PlugEngine base: 3.6L L6, Engine vin: 5
SUPER PLUS
1996 Jaguar XJ6 Spark PlugEngine base: 4.0L L6, Engine vin: 2
SUPER
1997 Jaguar XJ6 Spark PlugEngine base: 4.0L L6, Engine vin: 2
SUPER
1988 Jaguar XJ6 Spark PlugEngine base: 3.6L L6, Engine vin: 5
SUPER
1989 Jaguar XJ6 Spark PlugEngine base: 3.6L L6, Engine vin: 5
SUPER
1989 Jaguar XJ6 Spark PlugEngine base: 3.6L L6, Engine vin: 5
SUPER
1996 Jaguar XJ6 Spark PlugEngine base: 4.0L L6, Engine vin: 2
SUPER PLUS
1997 Jaguar XJ6 Spark PlugEngine base: 4.0L L6, Engine vin: 2
SUPER PLUS
1988 Jaguar XJ6 Spark PlugEngine base: 3.6L L6, Engine vin: 5
SUPER PLUS
1989 Jaguar XJ6 Spark PlugEngine base: 3.6L L6, Engine vin: 5
SUPER PLUS
1989 Jaguar XJ6 Spark PlugEngine base: 3.6L L6, Engine vin: 5
SUPER PLUS
Saab 9000Fitment specifics
1987 Saab 9000 Spark PlugAspiration: Turbocharged, Engine base: 2.0L L4, Engine designation: B202L
SUPER PLUS
1988 Saab 9000 Spark PlugAspiration: Turbocharged, Engine base: 2.0L L4, Engine designation: B202L
SUPER PLUS
1989 Saab 9000 Spark PlugAspiration: Turbocharged, Engine base: 2.0L L4, Engine designation: B202L
SUPER PLUS
1990 Saab 9000 Spark PlugEngine base: 2.0L L4, Engine designation: B202L, Sub model: Turbo
SUPER PLUS
1987 Saab 9000 Spark PlugAspiration: Turbocharged, Engine base: 2.0L L4, Engine designation: B202L
SUPER
1988 Saab 9000 Spark PlugAspiration: Turbocharged, Engine base: 2.0L L4, Engine designation: B202L
SUPER
1989 Saab 9000 Spark PlugAspiration: Turbocharged, Engine base: 2.0L L4, Engine designation: B202L
SUPER
1990 Saab 9000 Spark PlugEngine base: 2.0L L4, Engine designation: B202L, Sub model: Turbo
SUPER
1987 Saab 9000 Spark PlugAspiration: Turbocharged, Engine base: 2.0L L4, Engine designation: B202L
SUPER PLUS
1988 Saab 9000 Spark PlugAspiration: Turbocharged, Engine base: 2.0L L4, Engine designation: B202L
SUPER PLUS
1989 Saab 9000 Spark PlugAspiration: Turbocharged, Engine base: 2.0L L4, Engine designation: B202L
SUPER PLUS
1990 Saab 9000 Spark PlugEngine base: 2.0L L4, Engine designation: B202L, Sub model: Turbo
SUPER PLUS
Volvo V70Fitment specifics
1998 Volvo V70 Spark PlugEngine base: 2.4L L5, Engine designation: B5254S
SUPER PLUS
1999 Volvo V70 Spark PlugEngine base: 2.4L L5, Engine designation: B5254S
SUPER PLUS
1999 Volvo V70 Spark PlugAspiration: Turbocharged, Engine base: 2.4L L5, Engine designation: B5254T
SUPER PLUS
2001 Volvo V70 Spark PlugEngine base: 2.4L L5, Engine designation: B5244T3
When Stock is Depleted, Please Order FR7DPP+, SUPER PLUS
2002 Volvo V70 Spark PlugEngine base: 2.4L L5, Engine designation: B5244T3
When Stock is Depleted, Please Order FR7DPP+, SUPER PLUS
2003 Volvo V70 Spark PlugEngine base: 2.4L L5, Engine designation: B5244T3
When Stock is Depleted, Please Order FR7DPP+, SUPER PLUS
1998 Volvo V70 Spark PlugEngine base: 2.4L L5, Engine designation: B5254S
SUPER
1999 Volvo V70 Spark PlugEngine base: 2.4L L5, Engine designation: B5254S
SUPER
1998 Volvo V70 Spark PlugSub model: Base
2000 Volvo V70 Spark PlugEngine base: 2.4L L5, Sub model: Base
1999 Volvo V70 Spark PlugEngine base: 2.4L L5, Sub model: Base
2001 Volvo V70 Spark PlugAspiration: Naturally Aspirated, Engine base: 2.4L L5, Sub model: Base
2002 Volvo V70 Spark PlugAspiration: Naturally Aspirated, Engine base: 2.4L L5, Sub model: Base
2003 Volvo V70 Spark PlugAspiration: Naturally Aspirated, Engine base: 2.4L L5, Sub model: Base
2004 Volvo V70 Spark PlugAspiration: Naturally Aspirated, Engine base: 2.4L L5, Sub model: 2.4
2005 Volvo V70 Spark PlugAspiration: Naturally Aspirated, Engine base: 2.4L L5, Sub model: 2.4
2006 Volvo V70 Spark PlugAspiration: Naturally Aspirated, Engine base: 2.4L L5, Sub model: 2.4
2007 Volvo V70 Spark PlugAspiration: Naturally Aspirated, Engine base: 2.4L L5, Sub model: 2.4
1998 Volvo V70 Spark PlugSub model: GLT
1998 Volvo V70 Spark PlugSub model: R
1998 Volvo V70 Spark PlugSub model: T5
2000 Volvo V70 Spark PlugEngine base: 2.4L L5, Sub model: GLT
2000 Volvo V70 Spark PlugEngine base: 2.4L L5, Sub model: GLT SE
1999 Volvo V70 Spark PlugEngine base: 2.4L L5, Sub model: GLT
1999 Volvo V70 Spark PlugEngine base: 2.3L L5, Sub model: T5
2001 Volvo V70 Spark PlugEngine base: 2.4L L5, Sub model: 2.4T
2001 Volvo V70 Spark PlugEngine base: 2.3L L5, Sub model: T5
2001 Volvo V70 Spark PlugEngine base: 2.4L L5, Sub model: X/C
2002 Volvo V70 Spark PlugEngine base: 2.4L L5, Sub model: AWD
2002 Volvo V70 Spark PlugEngine base: 2.3L L5, Sub model: T5
2002 Volvo V70 Spark PlugEngine base: 2.4L L5, Sub model: X/C
2002 Volvo V70 Spark PlugEngine base: 2.4L L5, Sub model: 2.4T
2003 Volvo V70 Spark PlugEngine base: 2.4L L5, Sub model: 2.4T
2003 Volvo V70 Spark PlugEngine base: 2.5L L5, Sub model: AWD
2003 Volvo V70 Spark PlugEngine base: 2.3L L5, Sub model: T5
2004 Volvo V70 Spark PlugEngine base: 2.3L L5, Sub model: T5
2004 Volvo V70 Spark PlugEngine base: 2.5L L5, Sub model: 2.5T
2004 Volvo V70 Spark PlugEngine base: 2.5L L5, Sub model: 2.5T AWD
2005 Volvo V70 Spark PlugEngine base: 2.5L L5, Sub model: 2.5T
2005 Volvo V70 Spark PlugEngine base: 2.4L L5, Sub model: T5
2006 Volvo V70 Spark PlugEngine base: 2.5L L5, Sub model: 2.5T
2007 Volvo V70 Spark PlugEngine base: 2.5L L5, Sub model: 2.5T
Volvo 850Fitment specifics
1993 Volvo 850 Spark PlugSub model: GLT
1994 Volvo 850 Spark PlugSub model: Base
1994 Volvo 850 Spark PlugSub model: GLT
1995 Volvo 850 Spark PlugSub model: Base
1995 Volvo 850 Spark PlugSub model: GLT
1996 Volvo 850 Spark PlugSub model: Base
1996 Volvo 850 Spark PlugSub model: GLT
1997 Volvo 850 Spark PlugSub model: Base
1994 Volvo 850 Spark PlugSub model: Turbo
1995 Volvo 850 Spark PlugSub model: T-5R
1995 Volvo 850 Spark PlugSub model: Turbo
1996 Volvo 850 Spark PlugSub model: R
1996 Volvo 850 Spark PlugSub model: Turbo
1997 Volvo 850 Spark PlugSub model: GLT
1997 Volvo 850 Spark PlugSub model: R
1997 Volvo 850 Spark PlugSub model: T-5
Volvo S70Fitment specifics
1998 Volvo S70 Spark PlugSub model: Base
1999 Volvo S70 Spark PlugEngine base: 2.4L L5, Sub model: Base
2000 Volvo S70 Spark PlugEngine base: 2.4L L5, Sub model: Base
1998 Volvo S70 Spark PlugSub model: T5
1998 Volvo S70 Spark PlugSub model: GLT
1999 Volvo S70 Spark PlugEngine base: 2.4L L5, Sub model: GLT
1999 Volvo S70 Spark PlugEngine base: 2.3L L5, Sub model: T5
2000 Volvo S70 Spark PlugEngine base: 2.4L L5, Sub model: GLT
2000 Volvo S70 Spark PlugEngine base: 2.4L L5, Sub model: GLT SE
2000 Volvo S70 Spark PlugEngine base: 2.3L L5, Sub model: T5
Volvo S60Fitment specifics
2001 Volvo S60 Spark PlugAspiration: Naturally Aspirated, Engine base: 2.4L L5, Sub model: Base
2002 Volvo S60 Spark PlugAspiration: Naturally Aspirated, Engine base: 2.4L L5, Sub model: Base
2003 Volvo S60 Spark PlugAspiration: Naturally Aspirated, Engine base: 2.4L L5, Sub model: Base
2004 Volvo S60 Spark PlugAspiration: Naturally Aspirated, Engine base: 2.4L L5, Sub model: 2.4
2005 Volvo S60 Spark PlugAspiration: Naturally Aspirated, Engine base: 2.4L L5, Sub model: 2.4
2001 Volvo S60 Spark PlugEngine base: 2.4L L5, Sub model: 2.4T
2001 Volvo S60 Spark PlugEngine base: 2.3L L5, Sub model: T5
2002 Volvo S60 Spark PlugEngine base: 2.4L L5, Sub model: 2.4T
2002 Volvo S60 Spark PlugEngine base: 2.4L L5, Sub model: AWD
2002 Volvo S60 Spark PlugEngine base: 2.3L L5, Sub model: T5
2003 Volvo S60 Spark PlugEngine base: 2.4L L5, Sub model: 2.4T
2003 Volvo S60 Spark PlugEngine base: 2.5L L5, Sub model: AWD
2003 Volvo S60 Spark PlugEngine base: 2.3L L5, Sub model: T5
2004 Volvo S60 Spark PlugEngine base: 2.3L L5, Sub model: T5
2004 Volvo S60 Spark PlugEngine base: 2.5L L5, Sub model: 2.5T
2004 Volvo S60 Spark PlugEngine base: 2.5L L5, Sub model: 2.5T AWD
2005 Volvo S60 Spark PlugEngine base: 2.5L L5, Sub model: 2.5T AWD
2005 Volvo S60 Spark PlugEngine base: 2.4L L5, Sub model: T5
2005 Volvo S60 Spark PlugEngine base: 2.5L L5, Sub model: 2.5T
2006 Volvo S60 Spark PlugEngine base: 2.5L L5, Sub model: 2.5T
2006 Volvo S60 Spark PlugEngine base: 2.4L L5, Sub model: T5
2007 Volvo S60 Spark PlugEngine base: 2.5L L5, Sub model: 2.5T
2007 Volvo S60 Spark PlugEngine base: 2.4L L5, Sub model: T5
2008 Volvo S60 Spark PlugEngine base: 2.5L L5, Sub model: 2.5T
2008 Volvo S60 Spark PlugEngine base: 2.4L L5, Sub model: T5
2009 Volvo S60 Spark PlugEngine base: 2.5L L5, Sub model: 2.5T
2009 Volvo S60 Spark PlugEngine base: 2.4L L5, Sub model: T5
Volvo 960Fitment specifics
1992 Volvo 960 Spark PlugEngine base: 2.9L L6
1993 Volvo 960 Spark PlugEngine base: 2.9L L6
1994 Volvo 960 Spark PlugEngine base: 2.9L L6
1995 Volvo 960 Spark PlugEngine base: 2.9L L6
1996 Volvo 960 Spark PlugEngine base: 2.9L L6
1997 Volvo 960 Spark PlugEngine base: 2.9L L6
Volvo S90Fitment specifics
1997 Volvo S90 Spark Plug
1998 Volvo S90 Spark Plug
Volvo V90Fitment specifics
1997 Volvo V90 Spark Plug
1998 Volvo V90 Spark Plug
Volvo S80Fitment specifics
1999 Volvo S80 Spark PlugAspiration: Naturally Aspirated, Engine base: 2.9L L6, Sub model: 2.9
2000 Volvo S80 Spark PlugAspiration: Naturally Aspirated, Engine base: 2.9L L6, Sub model: 2.9
2001 Volvo S80 Spark PlugAspiration: Naturally Aspirated, Engine base: 2.9L L6, Sub model: 2.9
2002 Volvo S80 Spark PlugAspiration: Naturally Aspirated, Engine base: 2.9L L6, Sub model: 2.9
2003 Volvo S80 Spark PlugAspiration: Naturally Aspirated, Engine base: 2.9L L6, Sub model: 2.9
2004 Volvo S80 Spark PlugAspiration: Naturally Aspirated, Engine base: 2.9L L6, Sub model: 2.9
2004 Volvo S80 Spark PlugEngine base: 2.5L L5, Sub model: 2.5T
2004 Volvo S80 Spark PlugEngine base: 2.5L L5, Sub model: 2.5T AWD
2005 Volvo S80 Spark PlugEngine base: 2.5L L5, Sub model: 2.5T
2005 Volvo S80 Spark PlugEngine base: 2.5L L5, Sub model: 2.5T AWD
2006 Volvo S80 Spark PlugEngine base: 2.5L L5, Sub model: 2.5T
2006 Volvo S80 Spark PlugEngine base: 2.5L L5, Sub model: 2.5T AWD
1999 Volvo S80 Spark PlugEngine base: 2.8L L6, Sub model: T6
2000 Volvo S80 Spark PlugEngine base: 2.8L L6, Sub model: T6
2001 Volvo S80 Spark PlugEngine base: 2.8L L6, Sub model: T6
2002 Volvo S80 Spark PlugEngine base: 2.9L L6, Sub model: T6
2003 Volvo S80 Spark PlugEngine base: 2.9L L6, Sub model: T6
2004 Volvo S80 Spark PlugEngine base: 2.9L L6, Sub model: T6
2005 Volvo S80 Spark PlugEngine base: 2.9L L6, Sub model: T6
2005 Volvo S80 Spark PlugEngine base: 2.9L L6, Sub model: T6 Premier
Volvo C70Fitment specifics
1998 Volvo C70 Spark Plug
1999 Volvo C70 Spark PlugEngine base: 2.3L L5, Sub model: Base
1999 Volvo C70 Spark PlugEngine base: 2.4L L5, Sub model: Base
2000 Volvo C70 Spark PlugEngine base: 2.3L L5, Sub model: Base
2000 Volvo C70 Spark PlugEngine base: 2.4L L5, Sub model: Base
2001 Volvo C70 Spark PlugEngine base: 2.3L L5, Sub model: Base
2001 Volvo C70 Spark PlugEngine base: 2.4L L5, Sub model: Base
2002 Volvo C70 Spark PlugEngine base: 2.4L L5, Sub model: Base
2002 Volvo C70 Spark PlugEngine base: 2.3L L5, Sub model: Base
2003 Volvo C70 Spark PlugEngine base: 2.4L L5, Sub model: Base
2003 Volvo C70 Spark PlugEngine base: 2.3L L5, Sub model: Base
2004 Volvo C70 Spark PlugEngine base: 2.3L L5, Sub model: Base
2004 Volvo C70 Spark PlugEngine base: 2.4L L5, Sub model: Base
Volvo XC70Fitment specifics
2003 Volvo XC70 Spark PlugEngine base: 2.5L L5, Sub model: X/C
2004 Volvo XC70 Spark PlugEngine base: 2.5L L5, Sub model: Base
2005 Volvo XC70 Spark PlugEngine base: 2.5L L5, Sub model: Base
2006 Volvo XC70 Spark PlugEngine base: 2.5L L5, Sub model: Base
2006 Volvo XC70 Spark PlugEngine base: 2.5L L5, Sub model: Ocean Race
2007 Volvo XC70 Spark PlugEngine base: 2.5L L5, Sub model: Base
Volvo XC90Fitment specifics
2003 Volvo XC90 Spark PlugEngine base: 2.5L L5, Sub model: Base
2004 Volvo XC90 Spark PlugEngine base: 2.5L L5, Sub model: 2.5T
2005 Volvo XC90 Spark PlugEngine base: 2.5L L5, Sub model: 2.5T
2006 Volvo XC90 Spark PlugEngine base: 2.5L L5, Sub model: 2.5T
2003 Volvo XC90 Spark PlugEngine base: 2.9L L6, Sub model: T6
2004 Volvo XC90 Spark PlugEngine base: 2.9L L6, Sub model: T6
2005 Volvo XC90 Spark PlugEngine base: 2.9L L6, Sub model: T6
Volvo V40Fitment specifics
2000 Volvo V40 Spark Plug
2001 Volvo V40 Spark Plug
2002 Volvo V40 Spark Plug
2003 Volvo V40 Spark Plug
2004 Volvo V40 Spark Plug
Volvo S40Fitment specifics
2000 Volvo S40 Spark Plug
2001 Volvo S40 Spark Plug
2002 Volvo S40 Spark Plug
2003 Volvo S40 Spark Plug
2004 Volvo S40 Spark PlugEngine base: 1.9L L4, Sub model: Base
2004 Volvo S40 Spark PlugEngine base: 1.9L L4, Sub model: LSE
Saab 900Fitment specifics
1994 Saab 900 Spark PlugEngine base: 2.3L L4, Engine designation: B234I
SUPER PLUS
1995 Saab 900 Spark PlugEngine base: 2.3L L4, Engine designation: B234I
SUPER PLUS
1996 Saab 900 Spark PlugEngine base: 2.3L L4, Engine designation: B234I
SUPER PLUS
1986 Saab 900 Spark PlugEngine base: 2.0L L4, Engine designation: B202I, Valves: 16V
SUPER PLUS
1991 Saab 900 Spark PlugEngine base: 2.0L L4, Engine designation: B202L, Engine vin: L
SUPER PLUS
1992 Saab 900 Spark PlugEngine base: 2.0L L4, Engine designation: B202L, Engine vin: L
SUPER PLUS
1993 Saab 900 Spark PlugEngine base: 2.0L L4, Engine designation: B202L, Engine vin: L
SUPER PLUS
1994 Saab 900 Spark PlugEngine base: 2.0L L4, Engine designation: B202L, Engine vin: L
SUPER PLUS

FCP Groton offers same-day shipping on all items that are in stock and an industry leading fill rate of nearly 99.9%. So order your spark plug today and receive it as soon as UPS drop it off. The following is a guide to indicate when items will ship if you place an order on that particular day.

Monday-Thursday - Order before 4:00 PM EST and the items in stock on your order will ship the same day in most circumstances.

Friday - Place your order before 4:00 PM EST and your order will ship that day in most circumstances. Orders with in stock items placed later than 4:00 PM EST will ship Monday.

Saturday-Sunday - The in stock items on your order will ship Monday. Most of the products that we do sell are physically housed in our distribution center located in Old Saybrook, CT. In some circumstances we do dropship from a vendor outside of Connecticut to speed up the delivery time of your shipment.

Customers in the Northeast can expect orders in 1-2 days by selecting ground. Florida is 3 days, Texas is 4-5 days and everything west of the Rockies is 5 days. If you select Priority Mail, the delivery time is 1-3 days but it is not cost effective on heavier orders.

None of the UPS services that we offer deliver packages on Saturday or Sunday. If you place an order on Friday for overnight delivery, you will not get your package until Monday. The same goes for 2 Day air and 3 Day Select shipments. If you place an order on Thursday for 2 Day air, you can expect your package on Monday.

All of our products carry a 1 Year Manufacturer's Warranty.

In addition, FCP Groton also provides a Limited Lifetime Warranty for our automotive products regardless of the manufacturer's warranty. Should this product fail to be in good working order during the warranty period, FCP Groton will refund the price of the product given that the below guidelines have been met and provided that the product has not been subjected to abuse, misuse, accident, disaster or non-FCP Groton authorized modification or repair. FCP Groton's lifetime warranty does not transfer with the change of vehicle ownership. FCP Groton will not warranty products for cosmetic reasons (rust, color fade, etc). Please see the FCP Groton Warranty Registration page for more information.

Average rating: (based upon one review)

  Bosch copper plugs
Submitted on

Went with the bosch copper plugs when rebuilding my engine to avoid the expense of the genuine volvo plugs. I had heard good things on the forums about them. They were great at first but some months later I started getting misfires. I regapped the plugs once, then twice after getting misfires again. Ended up putting the original Genuine volvo plugs back in with unknown mileage and the misfires are gone. I would say these are a good option for high performance applications if changing your plugs with great frequency. If you want plugs that will last for years I would go with the Genuine Volvo kit.