2003-2007 F250 & F350 6.0L aFe Full Bore HD Cat-Back Exhaust Kit 49-13003

Adds a Louder, More Aggressive Exhaust Note while Keeping your Truck Legal

The stock muffler and cat-back system aren't doing your 2003 to 2007 F250 or F350's 6.0L Powerstroke V8 any favors, so swap them out for something that adds a wicked new sound to your aggressive Super Duty truck all while keeping it 50-state street legal. The aFe Full Bore HD 4" Cat-Back Kit is a drop-in replacement exhaust kit for your 6.0L truck that features larger and more efficient tubing paired with a more aggressive muffler design so that your truck sounds awesome without a ton of hassles with either installation or emissions testing. The Full Bore HD cat-back exhaust kit comes with everything you need to get it up and running on your truck and is a perfect way to change up the sound on practically any Super Duty.

409 Stainless Steel Construction with Larger Tubing and Aggressive Muffler

The aFe Full Bore HD kit is easy to install and gives your Super Duty a great fit while turning up its exhaust volume and aggression. The aFe Full Bore HD cat-back kit is made out of 4" diameter, mandrel-bent tubing that is larger than stock and has smoother bends which allows for more efficient exhaust outflow with less restrictions and back pressure. The kit includes a 24" muffler with an internal design built to provide your 6.0L Powerstroke with an aggressive and deep roar that everyone is sure to notice. The kit is made out of 409 stainless steel which can resist corrosion in most environments and applications. The kit comes with all of its necessary hardware and installation instructions