BIGBOOST B58 EFR TURBO KIT N54 These easy to install adapters

These easy to install adapters allow your factory electronically controlled diverter valves to create that "blow off" valve sound all turbo owners love

Professional install recommended for best fit

The BMW B58TU / Supra Fuel Pump (HPFP) is a stock off the shelf pump made by Bosch that packs a punch

1-Piece Spacer with Hub-Centric Factory Lip

BIGBOOST B58 EFR TURBO KIT N54 These easy to install adaptersBigBoosts stage 3 4 turbo for the B58 Gen 1 and 6 Port TU engine! Whats included? BorgWarner EFR 8374, 8474, 9174 or 9280 Cast twin scroll manifold 40% larger than stock runners and area with external wastegate port. Aviation grade stainless steel oil feed lines Oil feed and return fittings for turbo Oil feed fittings for engine Oil drain adapter Lower Boost Pipe Aluminum 4 inlet pipe Silicone couplers Smart Seal Stainless Steel Hose clamps Turbo