Thinking of upgrade your 370z performance, I would advise you to upgrade too a GTM 3" Downpipes With Tial Waste Gates. Adding the GTM's 3" Downpipe With Tial Waste Gates to your 370z customer turbo kit will improve your horsepower dramatically. The GTM 3" Downpipe With Tial Waste Gates tuned for all-out performance for racing applications eliminates catalytic converter. GTM 3" Downpipe With Tial Waste Gates available for the 370Z equipped with a GTM TT system. GTM 3" Downpipe With Tial Waste Gates is available in re-circulating format. These are made out of stainless steel and will bolt right up to your car seamlessly. Includes (2) two TiAL 38mm waste gates. GTM 3" Downpipe With Tial Waste Gates are design eases installation with 100% T-304 Stainless steel construction. The GTM 3" Downpipe With Tial Waste Gates is made with CNC mandrel bends with robotically-welded fittings delivers perfect fit. GTM 3" Downpipe With Tial Waste Gates is high performance downpipe, Turbo Up Pipe and Turbo Down Pipe for racing applications. The GTM Spec 3" downpipe eliminates your car's factory catalytic converter for maximum exhaust flow.

A GTM Tial Waste Gates wastegate is a valve that diverts exhaust gases away from the turbine wheel in a turbocharged engine system. Diversion of exhaust gases regulates the turbine speed, which in turn regulates the rotating speed of the compressor. The GTM Tial Waste Gates primary function of the wastegate is to regulate the maximum boost pressure in turbocharger systems, to protect the engine and the turbocharger. The GTM 3" Downpipe With Tial Waste Gates engineered for race applications with minimal exhaust flow restriction. GTM 3" Downpipe With Tial Waste Gates replace the factory downpipe and catalytic converter and significantly improve exhaust flow. GTM 3" Downpipe With Tial Waste Gates stainless steel flex joints are used to dampen the cat-back exhaust system from engine vibrations. GTM 3" Downpipe With Tial Waste Gates are available in two different grades. GTM 3" Downpipe With Tial Waste Gates are manufactured using aluminized steel and treated with high-temperature titanium particle coating. The GTM 3" Downpipe With Tial Waste Gates are constructed entirely of SUS 304 stainless steel. So forget those thoughts of having a factory parts on your 370z and take a look at the GTM 3" Downpipes With Tial Waste Gates today.