This Mustang Parts Installation Guide Works For
Installation Time: (approx) 1 Hour
STEP 1 Disconnect negative battery cable.
STEP 2 With BBK Full Length headers (part #’s 1642/0/5 or 1633/0/5) installed, lift X-pipe in place.
STEP 3 Line up rear of X-pipe with stock barrel style clamps and slip clamps over reduced end of X-pipe.
STEP 4 Position X-pipe collector flanges up to headers, connect headers and X-pipe with studs supplied in the header kit.
STEP 5 Adjust position of exhaust system for fitment and clearance. Tighten clamps and collector nuts.
STEP 6 Remove rear O2 sensors from the stock midpipes.
STEP 7 Install rear O2 sensors in the BBK X-pipe.
STEP 8 Connect supplied O2 sensor extension wires to plugs at wire harness at the side of the trans. Connect the sensors.
STEP 9 Start engine and check for any exhaust leaks.
X-pipe shown installed
Connects to stock rear barrel-style clamps IMPORTANT-
I'm pretty certain this is the best shopping experience I've ever had. I found what I wanted on AmericanMuscle.com, then did some price shopping and ended up coming back and order from them because they had the lowest price AND free shipping too. I honestly look forward to spending more money with American Muscle. They have customer submitted photos in addition to their great product photography as well as installation guides from users and manufacturers. Their videos are honest and incredibly useful. I can't think of anything else I'd like to see from them.