AR Design 996TT 304SS Long Tube Equal Length Exhaust Manifolds

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$2,699.00 $2,510.07
(You save $188.93)
25.00 LBS
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ar design Porsche 996TT 304SS Long Tube Equal Length Exhaust Manifolds


ar design's long-tube equal length 996TT headers are finally available! Hand crafted from high grade heavy-wall 304 stainless here in the USA, they not only dramatically increase mid-range and top end power, they also help eliminate turbo lag!


  • 100% Hand-Built in the USA from premum SCH10 304SS
  • 1/2" thick head + turbo flanges, waterjet-cut from 304SS
  • 100% TIG welded, argon backpurged for high purity+strength.
  • Carefully designed equal length runners.
  • Smooth merge collectors.
  • Hand-ported post welding to insure maximum flow!
  • All flanges are decked flat for a perfect seal every time - no pesky leaks!
  • Significant decrease in mid-range and top end power, and a reduction in turbo-lag.
  • Lifetime warranty from manufacturing defects to original owner.
  • Ceramic coating is available, please inquire!

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