All the parts in the lock kit are provided as spare parts

Red Spring rated to -17 to -14 InHg (installed)

featuring lightweight investment cast turbine housings

The Turbosmart IWG-75 provided faster boost build up

IWG75 Borg Warner B3 160mm Rod Black 14 PSI Chevrolet All the parts in theDesigned as a stock replacement for the B2 frame single and twin scroll EFR range of turbos, with 160mm rod. Turbosmart Internal Wastegate Actuator provides better turbo response and greater sensitivity when managing boost pressures. FEATURES: Silicone diaphragm with Nomex reinforcement to withstand high temperatures. High grade, billet aluminum construction. Stainless steel rods and connecting clevis for corrosion resistance. Locking Collar design