Borla 140429 Cat-Back System<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> It fits Silverado/Sierra 1500 '09-'11 4.8/5.3L/6.0L V8 AT/MT 2 and 4 wheel drive </span></li><li><span class="a-list-item"> 2.25 inch piping diameter， single round half rolled phantom angle cut and split rear exit </span></li><li><span class="a-list-item"> Ultra-smooth mandrel bends ensure maximum flow and power </span></li><li><span class="a-list-item"> It is a S-type Cat-Back system </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/21lgeyrZI4L.jpg" noproxy>