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Race Headers are for Non US or for racing vehicles.
Dundon Race Headers, 321SS tuned length stepped headers and flapped side delete combo for 997.1 3.6L. Many of you who have 996 GT3’s and 997 GT3’s know of Dundon Motorsports and our header designs. They make power, sound great, are well made in the USA by Dundon Motorsports, and are guaranteed for life to the original purchaser against cracks, splits, corrosion etc.
26whp 23lbft max gains at 6000rpm
25whp 18lbft peak gain at 7500rpm
30lb weight savings over stock system