Compression Ignition Addict
Join Date: Oct 2011
Location: Chico, California
Thanked 238 Times in 229 Posts
Mentioned: 8 Post(s)
Quoted: 244 Post(s)
Feedback Score: 0 reviews
straight piping the stock exhaust is good.
the downpipe is about 3 inches stock.
i bought my truck with 4 inch pipe after the stock downpipe, i switched to 4 inch all the way and noticed quicker spool up, about 50 degrees lower egts and more boost.
To view links or images in signatures your post count must be 10 or greater. You currently have 0 posts.
99.5 f250 7.3 4x4 260k FF 160/30, PHP Hydra, S&B CAI, 4" Exhaust, RR Billet Wheel, Autometer Gauges, Transgo, Non-Ebpv Pedestal, High Flow Outlet, 08 Tow Mirrors.
Dad-2000 7.3 4x4 110k miles, Autometer Gauges, Superchips 1705, 6637, 4" Exhaust, BD Billet Wheel, TruCool Max