Water+Oil GT30 GT3037 GT3076R Turbocharger 500HP +Oil Drain Return FEED Line new January 12, 2024wateroil500hp, drain, feed, gt30, gt3037, gt3076r, line, return, turbocharger, wateroiladmin Very Good response turbo for 6 Cyl applications. This turbo has a flow capacity of about over 500HP. Exhaust Inlet (Turbo Manifold) Flange: Standard T3 Flange. Horse Power: Boost Horse Power up to 500BHP.