Tunes for Hydra

Default Custom files available for 1999.5-2003 7.3’s with stock injectors (any other custom files by request only):

• Heavy Tow – Towing up to the trucks capacity but with better economy than stock
• High Idle – Aids warm-up and running accessories with heavy electrical demand or better air conditioner performance in the summer time on long periods of idling
• Tow Economy – Gains about 40 HP over stock can usually tow up to 10,000 lbs but user should watch Exhaust Gas Temperature (EGT) on long hills if towing 7,000 lbs and above.
• Street Muscle – Gains 80-100 HP over stock and runs about 1300 degrees max with an exhaust and intake installed – for split shots only!
• Street Fury – Good for extra passing power (must watch EGT) and sprints from stoplight to stoplight without belching tons of smoke – for split shots OR single, please choose!
• All Out – This file definitely smokes with a stab of the throttle but power gains over tune 5 depend on the condition of your High Pressure Oil Pump (HPOP) and its availability to produce enough volume to the injectors

Default Custom files available for 1994-1997 and 1999.5-2003 7.3’s with single shot injectors (any other custom files by request only):

• Heavy Tow – Towing up to the trucks capacity but with better economy than stock.
• High Idle – Aids warm-up and running accessories with heavy electrical demand or better air conditioner performance in the summer time on long periods of idling.
• Stealth – Quiet idle mode, good for drive throughs. Not meant to be driven in or idled for extended periods of time.
• Tow Economy – Good daily driver file with maximum fuel mileage improvements. This file can usually tow up to 10,000 lbs but user should watch Exhaust Gas Temperature (EGT) while towing.
• Street Muscle – Fun street file with minimal smoke, good for extra passing power (must watch EGT) and sprints from stoplight to stoplight.
• All Out – This file definitely smokes with a stab of the throttle but power gains over tune 5 depend on the condition of your High Pressure Oil Pump (HPOP) and its availability to produce enough volume to the injectors.

Additional Ordering Information – Under normal circumstances custom tunes are delivered via email within two business days of completing the custom tuning sheet.

The custom tuning sheet link is downloadable after you complete your purchase. This is how we collect the vehicle and tuner data necessary to write your custom tunes. To eliminate delays please whitelist @ghtuning.com email addresses in your email client so your spam filter does not block delivery of emails from us.