I had been running an old Western Diesel chip from about 2002 so the programming technology was somewhat out of date. We recommend the above mods but suggest conservative tuning with your chip purchase.I've been running a DP Tuner chip for about a week now and I wanted to report on how it's performing.

Horsepower Range (at the wheels): 460 – 500 hp Weak link: Late ’01 to ’03 Power Strokes had powdered metal connecting rods, which have proven unable to handle much more than 450 hp. Weak links: Factory turbo, EGTs when towing heavyīrian's Truck Shop John Wood Automotive Sun Coast Convertersīuilt, triple-disc converter, shift kit etc.

Weak links: Transmission internals, EGTs when towing heavy Horsepower Range (at the wheels): 370 – 420 hp Horsepower Range (at the wheels): 450-plus hpĤ-inch with downpipe, single exit with tipġ.15 A/R non-wastegated, lower drive pressure Horsepower Range (at the wheels): 380 – 420 hp John Wood Automotive Sun Coast Converters Total Diesel Performance, DP-Tuner Swamp's Diesel Performance Diesel Innovations, Brian’s Truck Shopīuilt, triple-disc converter, shift kit, etc. Weak link: stock turbo (addressed in $10,000 budget) Horsepower Range (at the wheels): 300 - 350 hp Weak links: Transmission internals, stock turboīean's Diesel Performance Swamp's Diesel Performanceġ7-degree pump, more oil flow for injectors Horsepower Range (at the wheels): - 350 hp Total Diesel Performance, DP-Tuner Swamp's Diesel Performance Diesel Innovations Brian’s Truck Shop Total Diesel Performance Bean's Diesel Performance

Horsepower Range (at the wheels): 230 – 260 hp Total Diesel Performance DP-Tuner Swamp's Diesel Performance Diesel Innovations Brian’s Truck Shop John Wood Automotive Precision Industries 4-inch with 3-inch downpipe, single exit, no tipīean's Diesel Performance Empire Diesel Performance

Dp tuner 7.3 powerstroke