sku: S54M3-G500 E46 M3 G500 Supercharger System (Gen.4) The intercooled ESS Tuning Gen.4 S54 G500 supercharger system is the culmination of over 20 years of S54 forced induction experience and over 1400 S54 supercharger systems sold worldwide to date. It produces 500hp and 330lb-ft of torque at 7 psi of... MSRP: Now: $6,995.00 Choose Options Compare Selected