Hi, what cat would be better for a 172, and would pass the emission test MOT:
http://www.powersprint.eu/Katalysat...-Metall-Monolith/HF-Race-Kat-200-63-5-mm.html
or
http://www.powersprint.eu/Katalysatoren/Sport-Kat/Sport-Kat-rund/HP-Sport-Kat-rund-63-5-mm.html
thanks!
http://www.powersprint.eu/Katalysat...-Metall-Monolith/HF-Race-Kat-200-63-5-mm.html
or
http://www.powersprint.eu/Katalysatoren/Sport-Kat/Sport-Kat-rund/HP-Sport-Kat-rund-63-5-mm.html
thanks!