The GFB EX50 External Wastegate has been designed to cope with the brutal conditions of extreme exhaust temperatures. It features not only a huge flow capacity - the EX50 outflows its nearest competitor by 18% - but also a compact size that is unmatched by competitors for a 50mm wastegate.
3 springs allow for various combinations of boost pressures - 7, 9, 12, 16, 19, 21 and 28psi.
Body, valve and seat are made from high-temp stainless steel
Actuator housing machined from 7075 billet-aluminium â€“ much stronger and harder than 6061
Internal valve-shroud protects valve stem from excessive heat and prevents carbon-related sticking
Top-hat-style Nomex-reinforced silicone rolling diaphragm for longer valve travel
90Â° banjo-style boost hose connectors
V-band clamp mounting system, supplied with 304 stainless weld-on adaptors