Designed to keep the turbo spooling between gear changes to reduce turbo lag..
The body is constructed of very high quality machined polished aluminium for durability..
Rated up to 40psi of boost..
Gains back 7-9 BHP by stopping the turbo 'stall' effect..
Increases your turbos life span..
Brand new in the box..
Actual picture of item you will receive..
We recommend all dump valves are installed by a qualified mechanic to ensure the correct fitment..
This item does not fit diesel models, Fits:Ford Focus RS / ST MK2 2004+ models... Vauxhall / Opel Astra G MK4 1998-2005 models (Z20LET)... Vauxhall / Opel Zafira A 1998-2005 models (Z20LET)... Vauxhall / Opel Astra H MK5 VXR 2004-2010 models (Z20LEH)...Vauxhall / Opel Corsa D VXR 2007+ models (Z16LER)...Vauxhall / Opel Zafira B 2005-2012 models (Z20LEH)...Vauxhall / Opel VX220 models..