The Powerkit Carrera raises maximum power output from 221 kW to 235 kW on all 911 Carrera models up to 12/00. A similar package is available for the 911 Carrera from 08/01, boosting the standard 235 kW output to 254 kW. Special features include a new alloy induction manifold, modified cylinder heads, exhaust manifolds and camshafts, and revised engine management software. The additional power ensures greater active safety with even greater enjoyment from your Porsche.