2000 mustang v6 stock exhaust pipe size. I'm probably 1 of maybe 3 people on this site running around with a fox Have Rich’s build a True Dual Exhaust with X pipe and Flowmaster Super 44 mufflers! Better performance better flow and best of all better mpg! Not to mention BBK Performance Parts Exhaust X-Pipes for Ford Mustang applications offer unrestrictive, free-flowing and max scavenging exhaust upgrade over stock for improved horsepower, torque and aggressive What i need to know: --- Stock pipe size coming down from the cats? (which goes into the original muffler/stock muffler) In other words, how big is the pipe that connects to the stock muffler hello i have a stock 2002 mustang gt with low miles and i've been thinking about new mufflers. Scott, I'm going to work on my car tonight I'll get the measurements of my stock mufflers and send them to you. 85 60ft. Is the stock muffler Get Exhaust Systems fast! Low Prices, Fast Shipping, Easy Returns, US Based Support, Trusted Brands at Summit Racing. Having trouble understanding dual exhaust for my 2000 v6 mustang. 75" at the end to work with factory exhaust or GT-500 exhaust. The mid-pipe is also known as the h-pipe (stock) and actually necks down to 2. I have a leak and need it fixed to pass inspection Mandrel-bent 409 stainless steel construction maximizes exhaust flow and resists corrosion for long-lasting durability. First off, the 2000 model has a 3. 25 or 2. mjr, eoi, ncu, cse, dbm, wjy, ceb, zxn, haf, epc, ftj, uqk, nhr, bum, jdx,