<ul> <li> <span>Material:Aluminum Alloy</span><meta charset="utf-8"> </li> <li> <span>Make the turbo spools up quicker and at lower revs.</span><br><span></span> </li> <li> <span>Prevents carbon build-up inside intake manifold and ports.</span><br><span></span> </li> <li> <span>Smother pick up from idle and better fuel economy.</span><br><span></span> </li> <li> <span>Cleaner engine oil helping to give longer engine life.</span><br><span></span> </li> <li><span>Effectively lowers soot output, stable and professional performance.</span></li> </ul>