I have a nos set of factory exhaust but not sure on difference. I personally have a GTS and can’t tell. Look on eBay at a set I have on there and see if that’s what you need I will split the set if needed
PANTERA INTERNATIONAL
A DE TOMASO CAR CLUB
Presents the De Tomaso Forums
The On-Line Meeting Place for De Tomaso Owners and Enthusiasts From Around the World
Clicking on the banner will take you to the sponsor's website.