STRATEGY In keeping with our goal of providing our customers with the best possible value, we have tested a large group of components specifically designed for the 4.6L 4V Mod Motor. We have invested many hours evaluating and refining each of the 4.6L products on our chassis “dyno”, to ensure that we could develop as much power as possible, as safely as possible. The site menu on the left side of this page, lists the clear winners when it comes to “performance vs. dollar” value. Please check back often as we are always developing new ways to create more horsepower.

NEW Power Options, NEW Cooling Options, Increased Savings !

PYPES 409 STAINLESS 2½ crossover X-PIPE KITS
99-04 MUSTANG GT / Cobra / Mach-1

Direct Replacement high flow catted crossover X-pipe So what's the advantage of installing a Pypes 2½ high flow catted X-pipe over other available models? Simply said, crossover X-pipes create more power and torque than traditional H-pipe or the so called "pro chamber" technology. H-pipes no longer operate above 3000 rpm and become a non-functional component. Pypes crossover X-Pipe feature 2½ mandrel bent, 409 Stainless Steel pipe designed to fit in the stock location. Flanges, mounting hardware, O2 sensor rings, reinforcement plates, air tubes and ball flare connections are all standard features and are designed to fit both stock manifolds, short headers, automatic or standard transmission. Installation is quite simple and should take no more than 2 hours to complete.   Direct Replacement High-Flow catted, off-road crossover X-pipe Application / Description PYPES 409 STAINLESS 2½ CATTED crossover X-PIPE 99-04 Mustang V8 (all) 409 Stainless Steel 2½ mandrel bent pipe Stainless Premium substrate ceramic cats Fits automatic or standard transmission. P/N PYPXFM36 $ 299.99 PYPES 409 STAINLESS 2½ OFFROAD crossover X-PIPE 99-04 Mustang V8 (all) 409 Stainless Steel 2½ mandrel bent pipe Stainless Premium substrate ceramic cats Fits automatic or standard transmission. P/N PYPXFM16 $ 159.99 Ford Oxygen Sensor Simulators, 1 pair P/N MTB003020 $ 79.95 Ford Oxygen Sensor Extensions, 1 pair P/N MTB-003322 $ 39.95 Click-On Price to Order

NOTE: For 2004, 02 sensors are relocated. Extensions are required.

409 Stainless Mini Catalytic Converters These power packed mini converters are made of 409 stainless steel with 304 stainless steel shields. All this performance weighs a mere 2.5 lbs and measure only 11” long. Installed, they only take up 7” in length. The 3' design is rated at 4,500 lbs capacity. All converters are OBDII Compliant Universal Catalytic Converter . The welded case makes for a sturdy converter that does not rattle. The stainless steel construction 409 mini catalytic converters resist corrosion and extends the lifespan of the product. The superior high-flow design improves gas mileage. 409 Stainless Exhaust Band Clamps Made in the USA, Pypes patented stainless band clamps are great for applications that require frequent un-installs. Smooth transition taper allows proper fit to seal expanded slip-fit connections. These are great for mufflers, tailpipes, and to merge pipe connections.

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