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 Z19DTL engine ---Designed to increase power and torque over the entire RPM range. ---Sold for off road and track use only Fitment ---Vauxhall / Opel Astra H 1.9CDTi Z19DTL 8V 120 BHP models only ---Vauxhall / Opel Vectra C 1.9CDTi Z19DTL 8V 120 BHP models only ---Vauxhall / Opel Signum 1.9CDTi Z19DTL 8V 120 BHP models only ---Vauxhall / Opel Zafira B 1.9CDTi Z19DTL 8V 120 BHP models only.
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