This Intercooler kit has been produced for the 2005 onwards Astra VXR ( H chassis). The kit includes everything required. The pipework is 60mm diameter, with polished alloy hard pipes and re-inforced silicone hoses. Along with all the brackets and fixings, there is a simple to follow set of instructions The kit also comes with a high flow tophat pipe and high flow map sensor tube Our kit is a full Boost run kit from turbo to inlet manifold. During our development testing the intake temperatures on this intercooler, didn’t exceed 30 degrees C, even under load at full throttle at high rpm this is due to the exceptional quality core.