These spark plugs were in my TT for about 15,000miles, I upgraded and don't need them anymore. They worked perfect and have plenty of life left. They Retail for $65+shipping, get them from me much cheaper!
They work for TT's up to 15psi of boost.
$26.00 Shipped to USA
email Drk90zz6@yahoo.com I ship same or next day USPS