1.TRUE equal length header, completed by CAD design and lots of dyno hours
2. Fully TIG welded, all flanges, no gas leaking.
3. #304 stainless steel muffler with #304 polished tail pips
4. #304 Stainless steel Header and Flanges
5. Fit stroker Engine with stock Rod, or 2mm(or less) under cylinder.
6. Thick Flange can be match port
7. Easy to adjust your valve
8. Build in M18 nuts, for tuning when use O2 sensor
9. Fit under your rear apron from 1956 and up Type 1 Beetle
10. It will clear oil sump, like Gene Berg oil sump1.5q & 3.5q, Bugpack sump, CB, Empi, ect.