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  2. Auto Parts
  3. Ignition
  4. Secondary Ignition
  5. Spark Plug
  6. Champion 9405

Champion 9405 Spark Plug

Champion 9405 Spark Plug

Champion
Brand:Champion
Part Number: 9405
UPC: 037551010196
Weight: 0.11 lbs
Condition:New



On Sale:

$6.97

Availability:
174 in Stock
Warehouse: US-4
Quantity:

Product Information

Description:

Get the Champion 9405 Spark Plug for your vehicle. Buy now and secure your purchase online!

Select a vehicle to narrow Champion 9405 Spark Plug fitment info!

Last Updated: 04/26/2020

Years Vehicle Per Vehicle Fit NotesFitment Notes
Showing 100 fitments from page 2 of 3

2002

 

2002

 
Chevrolet Silverado 2500

6.0L V8 Bi-Fuel OHV,
6.0L V8 CNG OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Silverado 2500



6.0L V8 Bi-Fuel OHV,
6.0L V8 CNG OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2000

 

1999

 

2000

 

1999

 
Chevrolet Silverado 2500

5.3L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Silverado 2500



5.3L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2019

 

2018

 

2019

 

2018

 
Chevrolet Silverado 2500 HD

6.0L V8 CNG OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Silverado 2500 HD



6.0L V8 CNG OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 
Chevrolet Silverado 2500 HD

6.0L V8 Flex OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Silverado 2500 HD



6.0L V8 Flex OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 
Chevrolet Silverado 2500 HD

6.0L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Silverado 2500 HD



6.0L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2016

 

2015

 

2014

 

2013

 

2016

 

2015

 

2014

 

2013

 
Chevrolet Silverado 2500 HD

6.0L V8 CNG OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Silverado 2500 HD



6.0L V8 CNG OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2005

 

2004

 

2003

 

2002

 

2005

 

2004

 

2003

 

2002

 
Chevrolet Silverado 2500 HD

6.0L V8 CNG OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Silverado 2500 HD



6.0L V8 CNG OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2002

 

2002

 
Chevrolet Silverado 2500 HD

6.0L V8 Bi-Fuel OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Silverado 2500 HD



6.0L V8 Bi-Fuel OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2007

 

2007

 
Chevrolet Silverado 2500 HD Classic

6.0L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
 

Chevrolet Silverado 2500 HD Classic



6.0L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040

8 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 
Chevrolet Silverado 3500

6.0L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Silverado 3500



6.0L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2005

 

2004

 

2005

 

2004

 
Chevrolet Silverado 3500

6.0L V8 CNG OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Silverado 3500



6.0L V8 CNG OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2007

 

2007

 
Chevrolet Silverado 3500 Classic

6.0L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Silverado 3500 Classic



6.0L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2019

 

2019

 
Chevrolet Silverado 3500 HD

6.0L V8 CNG OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Silverado 3500 HD



6.0L V8 CNG OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 
Chevrolet Silverado 3500 HD

6.0L V8 Flex OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Silverado 3500 HD



6.0L V8 Flex OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 
Chevrolet Silverado 3500 HD

6.0L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Silverado 3500 HD



6.0L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2016

 

2015

 

2016

 

2015

 
Chevrolet Silverado 3500 HD

6.0L V8 CNG OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Silverado 3500 HD



6.0L V8 CNG OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2014

 

2014

 
Chevrolet SS

6.2L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet SS



6.2L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2006

 

2005

 

2006

 

2005

 
Chevrolet SSR

6.0L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
 

Chevrolet SSR



6.0L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040

8 Per Vehicle

2004

 

2003

 

2004

 

2003

 
Chevrolet SSR

5.3L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet SSR



5.3L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 
Chevrolet Suburban 1500

5.3L V8 Flex OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Suburban 1500



5.3L V8 Flex OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2009

 

2008

 

2007

 

2009

 

2008

 

2007

 
Chevrolet Suburban 1500

5.3L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Suburban 1500



5.3L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2009

 

2008

 

2007

 

2006

 
Chevrolet Suburban 1500

6.0L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Suburban 1500



6.0L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2006

 

2006

 
Chevrolet Suburban 1500

5.3L V8 Flex OHV,
5.3L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
 

Chevrolet Suburban 1500



5.3L V8 Flex OHV,
5.3L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040

8 Per Vehicle

2005

 

2004

 

2003

 

2002

 

2005

 

2004

 

2003

 

2002

 
Chevrolet Suburban 1500

5.3L V8 Flex OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Suburban 1500



5.3L V8 Flex OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 
Chevrolet Suburban 1500

5.3L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Suburban 1500



5.3L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2013

 

2012

 

2013

 

2012

 
Chevrolet Suburban 2500

6.0L V8 Flex OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
 

Chevrolet Suburban 2500



6.0L V8 Flex OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040

8 Per Vehicle

2011

 

2010

 

2011

 

2010

 
Chevrolet Suburban 2500

6.0L V8 Flex OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Suburban 2500



6.0L V8 Flex OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 
Chevrolet Suburban 2500

6.0L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Suburban 2500



6.0L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2019

 

2018

 

2017

 

2016

 

2019

 

2018

 

2017

 

2016

 
Chevrolet Suburban 3500 HD

6.0L V8 Flex OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Suburban 3500 HD



6.0L V8 Flex OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 
Chevrolet Tahoe

5.3L V8 Flex OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Tahoe



5.3L V8 Flex OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2013

 

2012

 

2011

 

2010

 

2013

 

2012

 

2011

 

2010

 
Chevrolet Tahoe

6.0L V8 Electric/Flex OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Tahoe



6.0L V8 Electric/Flex OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2009

 

2009

 
Chevrolet Tahoe

6.2L V8 Flex OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Tahoe



6.2L V8 Flex OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2009

 

2008

 

2009

 

2008

 
Chevrolet Tahoe

6.0L V8 Electric/Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Tahoe



6.0L V8 Electric/Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 
Chevrolet Tahoe

4.8L V8 Gas OHV,
5.3L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Tahoe



4.8L V8 Gas OHV,
5.3L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2008

 

2008

 
Chevrolet Tahoe

6.2L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Tahoe



6.2L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2009

 

2008

 

2007

 

2006

 
Chevrolet Trailblazer

6.0L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Trailblazer



6.0L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2008

 

2007

 

2006

 

2008

 

2007

 

2006

 
Chevrolet Trailblazer

5.3L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Trailblazer



5.3L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2006

 

2005

 

2004

 

2003

 
Chevrolet Trailblazer EXT

5.3L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Trailblazer EXT



5.3L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2008

 

2007

 

2008

 

2007

 
Chevrolet Uplander

3.9L V6 Flex OHV
6
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Uplander



3.9L V6 Flex OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

6 Per Vehicle

2008

 

2007

 

2006

 

2008

 

2007

 

2006

 
Chevrolet Uplander

3.9L V6 Gas OHV
6
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

Chevrolet Uplander



3.9L V6 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

6 Per Vehicle

2000

 

1999

 

1998

 

1997

 

1996

 

2000

 

1999

 

1998

 

1997

 

1996

 
GMC C2500

7.4L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .060
 

GMC C2500



7.4L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .060

8 Per Vehicle

2000

 

1999

 

1998

 

1997

 

1996

 

2000

 

1999

 

1998

 

1997

 

1996

 
GMC C3500

7.4L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .060
 

GMC C3500



7.4L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .060

8 Per Vehicle

2012

 

2011

 

2010

 

2009

 

2012

 

2011

 

2010

 

2009

 
GMC Canyon

5.3L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Canyon



5.3L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2009

 

2008

 

2007

 

2006

 

2005

 
GMC Envoy

5.3L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Envoy



5.3L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2006

 

2005

 

2004

 

2003

 
GMC Envoy XL

5.3L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Envoy XL



5.3L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2005

 

2004

 

2005

 

2004

 
GMC Envoy XUV

5.3L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Envoy XUV



5.3L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2000

 

1999

 

1998

 

1997

 

1996

 

2000

 

1999

 

1998

 

1997

 

1996

 
GMC K2500

7.4L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .060
 

GMC K2500



7.4L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .060

8 Per Vehicle

1999

 

1998

 

1997

 

1996

 

1999

 

1998

 

1997

 

1996

 
GMC K2500 Suburban

7.4L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .060
 

GMC K2500 Suburban



7.4L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .060

8 Per Vehicle

2000

 

1999

 

1998

 

1997

 

1996

 

2000

 

1999

 

1998

 

1997

 

1996

 
GMC K3500

7.4L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .060
 

GMC K3500



7.4L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .060

8 Per Vehicle

1999

 

1998

 

1999

 

1998

 
GMC P3500

7.4L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .060
 

GMC P3500



7.4L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .060

8 Per Vehicle

1997

 

1996

 

1997

 

1996

 
GMC P3500

7.4L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .060
8th VIN Digit: J
 

GMC P3500



7.4L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .060
8th VIN Digit: J

8 Per Vehicle

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 
GMC Savana 1500

5.3L V8 Flex OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Savana 1500



5.3L V8 Flex OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 
GMC Savana 1500

5.3L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Savana 1500



5.3L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2019

 

2018

 

2019

 

2018

 
GMC Savana 2500

6.0L V8 CNG OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Savana 2500



6.0L V8 CNG OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 
GMC Savana 2500

6.0L V8 Flex OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Savana 2500



6.0L V8 Flex OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 
GMC Savana 2500

4.8L V8 Flex OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Savana 2500



4.8L V8 Flex OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 
GMC Savana 2500

6.0L V8 CNG OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Savana 2500



6.0L V8 CNG OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 
GMC Savana 2500

4.8L V8 Gas OHV,
6.0L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Savana 2500



4.8L V8 Gas OHV,
6.0L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2005

 

2004

 

2003

 

2005

 

2004

 

2003

 
GMC Savana 2500

5.3L V8 Gas OHV,
6.0L V8 CNG OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Savana 2500



5.3L V8 Gas OHV,
6.0L V8 CNG OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2019

 

2019

 
GMC Savana 3500

6.0L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Savana 3500



6.0L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2019

 

2018

 

2019

 

2018

 
GMC Savana 3500

6.0L V8 CNG OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Savana 3500



6.0L V8 CNG OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 
GMC Savana 3500

6.0L V8 Flex OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Savana 3500



6.0L V8 Flex OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2017

 

2016

 

2017

 

2016

 
GMC Savana 3500

4.8L V8 Flex OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Savana 3500



4.8L V8 Flex OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 
GMC Savana 3500

6.0L V8 CNG OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Savana 3500



6.0L V8 CNG OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2015

 

2015

 
GMC Savana 3500

4.8L V8 Flex OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
 

GMC Savana 3500



4.8L V8 Flex OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040

8 Per Vehicle

2014

 

2013

 

2012

 

2011

 

2010

 

2014

 

2013

 

2012

 

2011

 

2010

 
GMC Savana 3500

4.8L V8 Flex OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Savana 3500



4.8L V8 Flex OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 
GMC Savana 3500

4.8L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Savana 3500



4.8L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 
GMC Savana 3500

6.0L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Savana 3500



6.0L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2005

 

2004

 

2003

 

2005

 

2004

 

2003

 
GMC Savana 3500

6.0L V8 CNG OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Savana 3500



6.0L V8 CNG OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2013

 

2012

 

2011

 

2010

 

2013

 

2012

 

2011

 

2010

 
GMC Sierra 1500

4.8L V8 Flex OHV,
6.0L V8 Electric/Flex OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 1500



4.8L V8 Flex OHV,
6.0L V8 Electric/Flex OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2013

 

2012

 

2011

 

2010

 

2009

 

2013

 

2012

 

2011

 

2010

 

2009

 
GMC Sierra 1500

6.2L V8 Flex OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 1500



6.2L V8 Flex OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 
GMC Sierra 1500

5.3L V8 Flex OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 1500



5.3L V8 Flex OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2009

 

2009

 
GMC Sierra 1500

6.0L V8 Electric/Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 1500



6.0L V8 Electric/Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 
GMC Sierra 1500

6.0L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 1500



6.0L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 

1999

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 

1999

 
GMC Sierra 1500

4.8L V8 Gas OHV,
5.3L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 1500



4.8L V8 Gas OHV,
5.3L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2008

 

2007

 

2008

 

2007

 
GMC Sierra 1500

6.2L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 1500



6.2L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2006

 

2005

 

2006

 

2005

 
GMC Sierra 1500

5.3L V8 Electric/Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 1500



5.3L V8 Electric/Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2001

 

2001

 
GMC Sierra 1500

6.0L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
 

GMC Sierra 1500



6.0L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040

8 Per Vehicle

2007

 

2007

 
GMC Sierra 1500 Classic

4.8L V8 Gas OHV,
5.3L V8 Electric/Gas OHV,
5.3L V8 Flex OHV,
5.3L V8 Gas OHV,
6.0L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 1500 Classic



4.8L V8 Gas OHV,
5.3L V8 Electric/Gas OHV,
5.3L V8 Flex OHV,
5.3L V8 Gas OHV,
6.0L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2006

 

2005

 

2006

 

2005

 
GMC Sierra 1500 HD

6.0L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 1500 HD



6.0L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2003

 

2002

 

2001

 

2003

 

2002

 

2001

 
GMC Sierra 1500 HD

6.0L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 1500 HD



6.0L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2007

 

2007

 
GMC Sierra 1500 HD Classic

6.0L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 1500 HD Classic



6.0L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2004

 

2003

 

2002

 

2001

 

2000

 

1999

 

2004

 

2003

 

2002

 

2001

 

2000

 

1999

 
GMC Sierra 2500

6.0L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 2500



6.0L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2002

 

2002

 
GMC Sierra 2500

6.0L V8 Bi-Fuel OHV,
6.0L V8 CNG OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 2500



6.0L V8 Bi-Fuel OHV,
6.0L V8 CNG OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2000

 

1999

 

2000

 

1999

 
GMC Sierra 2500

5.3L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 2500



5.3L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2019

 

2019

 
GMC Sierra 2500 HD

6.0L V8 CNG OHV,
6.0L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 2500 HD



6.0L V8 CNG OHV,
6.0L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 
GMC Sierra 2500 HD

6.0L V8 Flex OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 2500 HD



6.0L V8 Flex OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2016

 

2015

 

2014

 

2013

 

2016

 

2015

 

2014

 

2013

 
GMC Sierra 2500 HD

6.0L V8 CNG OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 2500 HD



6.0L V8 CNG OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 
GMC Sierra 2500 HD

6.0L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 2500 HD



6.0L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2005

 

2004

 

2003

 

2002

 

2005

 

2004

 

2003

 

2002

 
GMC Sierra 2500 HD

6.0L V8 CNG OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 2500 HD



6.0L V8 CNG OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2002

 

2002

 
GMC Sierra 2500 HD

6.0L V8 Bi-Fuel OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 2500 HD



6.0L V8 Bi-Fuel OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2007

 

2007

 
GMC Sierra 2500 HD Classic

6.0L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 2500 HD Classic



6.0L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 
GMC Sierra 3500

6.0L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 3500



6.0L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2005

 

2004

 

2005

 

2004

 
GMC Sierra 3500

6.0L V8 CNG OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 3500



6.0L V8 CNG OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2007

 

2007

 
GMC Sierra 3500 Classic

6.0L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 3500 Classic



6.0L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2019

 

2019

 
GMC Sierra 3500 HD

6.0L V8 CNG OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 3500 HD



6.0L V8 CNG OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 
GMC Sierra 3500 HD

6.0L V8 Flex OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 3500 HD



6.0L V8 Flex OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2019

 

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 
GMC Sierra 3500 HD

6.0L V8 Gas OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 3500 HD



6.0L V8 Gas OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle

2016

 

2015

 

2016

 

2015

 
GMC Sierra 3500 HD

6.0L V8 CNG OHV
8
 
Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type
 

GMC Sierra 3500 HD



6.0L V8 CNG OHV Champion Iridium
Plug Type RS12WMPB4
Gap .040
OE Type

8 Per Vehicle
See More Fitments on Page 3 - or - Select Your Vehicle Above