![VAUXHALL ASTRA & ZAFIRA Z20LET Z20LEH GT28 Custom Made Turbo Manifold](http://trusttubular.com/cdn/shop/products/2348.jpg?v=1695204691&width=1445)
![VAUXHALL ASTRA & ZAFIRA Z20LET Z20LEH GT28 Custom Made Turbo Manifold](http://trusttubular.com/cdn/shop/products/2345.jpg?v=1695204691&width=1445)
![VAUXHALL ASTRA & ZAFIRA Z20LET Z20LEH GT28 Custom Made Turbo Manifold](http://trusttubular.com/cdn/shop/products/2343.jpg?v=1695204691&width=1445)
![VAUXHALL ASTRA & ZAFIRA Z20LET Z20LEH GT28 Custom Made Turbo Manifold](http://trusttubular.com/cdn/shop/products/2344.jpg?v=1695204691&width=1445)
![VAUXHALL ASTRA & ZAFIRA Z20LET Z20LEH GT28 Custom Made Turbo Manifold](http://trusttubular.com/cdn/shop/products/2346.jpg?v=1695204691&width=1445)
![VAUXHALL ASTRA & ZAFIRA Z20LET Z20LEH GT28 Custom Made Turbo Manifold](http://trusttubular.com/cdn/shop/products/2347.jpg?v=1695204691&width=1445)
Trust Tubular Stainless Steel Exhaust Manifolds
Upgrade or replacement of a TX Autosport manifold
Turbo position is exactly the same so down pipe and inlet need no modifications
Specified 12mm thick steel flanges resistant to warp. Stainless flanges are less stable with heat.
All flanges are ground before and after fabrication to ensure flatness and perfect seal properties
Collectors welded inside and out for ultimate strength
Ports also welded inside for a smooth transition
304L Grade with material certificates 1.25" sch 10 pipe heat treated for ultimate stability and caters for up to approx. 700bhp
Select the Trust HP package and gain optimised runner length and geometry design**
Design optimised for high gas flow to release more horsepower. Length and geometry of tubes are also tuned for equal cylinder and exhaust gas temperatures.