EX44 - 44mm V-Band Style External Wastegate Summit inside the cooling vanes

inside the cooling vanes

Cleverly packaged within a black anodized CNC-machined 6061 aluminium housing are two individual adjustment dials

A cooler intake is crucial to performance and battling heat transfer from hot components is one of the most common problems facing manufacturers

This Intercooler kit has been produced for the 2005 onwards Vauxhal Astra VXR (H chassis)

EX44 - 44mm V-Band Style External Wastegate Summit inside the cooling vanesThe EX44 features a 44mm valve and comes standard with 15psi springs installed (1 x 10psi outer and 1 x 5psi inner spring). By removing one or the other spring, you can achieve base boost pressures of 5psi, 10psi, or 15psi. Also available is a 7psi middle spring, which can be used in various combinations with the supplied spring to achieve base boost pressures of 5, 7, 10, 12, 15, 17, and 22psi*. When it comes to external wastegates, some things you