Product Description
NGK TR6 Spark Plugs
Sold individually.
For a general rule of thumb, we normally recommend NGK TR6 spark plugs gapped .030 for GT500's running less than 15psi of boost, but always consult your tuner when deciding what plug and gap to run.
Fits:
- 2007 Shelby GT500 5.4L
- 2008 Shelby GT500 5.4L
- 2009 Shelby GT500 5.4L
- 2010 Shelby GT500 5.4L
- 2011 Shelby GT500 5.4L
- 2012 Shelby GT500 5.4L
- 2013 Shelby GT500 5.8L
- 2014 Shelby GT500 5.8L
