Do you need a larger diameter than 63.5 mm? - Cut the cone in the right place. Want a smaller one? - use reduction:
Universal stainless steel catalytic converter with a metal insert. Compatible with gasoline engines and LPG systems. When installed in parallel, they support engines with a displacement of up to 6 liters.
The catalytic converter meets the requirements of the European directive:
Manufacturer's warranty: 12 months or 50,000 km.
DO-A30
Do you need a different catalytic converter input/output diameter?
If you want a diameter larger than 63.5 mm then just cut the catalytic converter cone in the right one to the desired diameter and if 63.5 mm diameter is too large for the Shadow then you can get the reductions available in the link below:
CO15

MO12

MP20

MP50

KS11
Do you need a larger diameter than 63.5 mm? - Cut the cone in the right place. Want a smaller one? - use reduction:
MO-A16
Do you need a larger diameter than 63.5 mm? - Cut the cone in the right place. Want a smaller one? - use reduction:
MO15

MP50L1

DO-A19
Do you need a larger diameter than 63.5 mm? - Cut the cone in the right place. Want a smaller one? - use reduction:
DP-A50
Do you need a larger diameter than 63.5 mm? - Cut the cone in the right place. Want a smaller one? - use reduction:
CO19

MP15

MP20L

KSS11
Do you need a larger diameter than 63.5 mm? - Cut the cone in the right place. Want a smaller one? - use reduction:
MP-A25
Do you need a larger diameter than 63.5 mm? - Cut the cone in the right place. Want a smaller one? - use reduction: