Gravity Performance decats instantly increase power by allowing exhaust gasses to exit the vehicle quicker. Our decats are designed to be direct replacements for the OEM catalytic converter, ensuring smooth installation every time. ---Manufactured from highest quality T304 grade stainless steel ---Mandrel bent and fully TIG welded for strength and durability ---Free flowing catalyst replacement to get the most from the Z19DTH engine ---Designed to improve power and torque across the entire RPM range ---Sold for off road and track use only Fitment ---Vauxhall Astra MK5 / Opel Astra H 1.9CDTi Z19DTH 16V 150 bhp models. ---Vauxhall Vectra MK3 / Opel Vectra C 1.9CDTi Z19DTH 16V 150 bhp models ---Vauxhall / Opel Signum 1.9CDTi Z19DTH 16V 150 bhp models ---Vauxhall Zafira MK2 / Opel Zafira B 1.9CDTi Z19DTH 16V 150 bhp models.
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