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Hitting the road in your 1999-2003 Ford 7.3L Powerstroke with a boat, trailer, or fifth wheel trailing behind you gets your blood going as you start to get excited for your next road trip. With all the anticipation, you may have overlooked the strain that hauling these heavy loads has on your transmission and you are bound to end up on the side of the road calling AAA to deal with your transmission overheating. This overheating happens when your transmission fluid gets too hot and the only way to ensure that it remains cool on your next adventure is with any one of our high-quality Transmission Coolers, Engine Cooling Upgrades, and other Transmission Upgrades from Alligator Performance. A new transmission cooler will address this issue directly, so below you will find out why you should get one for your F250 or F350 and which ones to look to as great benchmarks for high-quality transmission coolers.

1999-2003 Super Duty 7.3L Powerstroke Transmission Coolers

Why Do You Need an Upgraded Transmission Cooler for your 1999-2003 Ford 7.3L Powerstroke?

With all the toys out there that you can haul behind your 1999-2003 Ford 7.3L Powerstroke and all the modifications you can make to beef up the stock build, automatic transmissions are getting pushed to their limit and a lot is being asked from the transmission fluid. Without proper heat dissipation of this fluid, you will not have the proper lubrication, cleanliness, corrosion-resistance, energy transmission, and cooling necessary to keep your transmission running smoothly. Once the transmission fluid has begun to overheat, you transmission becomes susceptible to cracking, leaking, and having moving parts collide. With a high-quality transmission cooler for your F250 or F350, you can avoid these issues and keep your adventures moving forward without any hiccups. Proper heat dissipation in strenuous applications is so important for prolonging the life of your transmission, maximizing its performance, and avoiding expensive repairs down the line.

Mishimoto Transmission Cooler for 1999-2003 Ford 7.3L Powerstroke

One of the best products out there for cooling the transmission temperatures on your 1999-2003 Ford 7.3L Powerstroke is the Mishimoto Transmission Cooler. Every off-road enthusiast that wants the ability to tow heavy needs to look to this transmission cooler as there new favorite transmission upgrade. It is the perfect transmission cooler for aggressive overlanding and hauling huge loads with its larger surface area and 265% larger core volume. These two features make it much more efficient than your stock transmission cooler at keeping your fluid temperatures cool. When applied to the Ford 7.3L Powerstroke build, it is guaranteed to drop the temperature down 10°F, even during the most intensive applications. Installation of this cooler on your F250 or F350 build is made easy by conveniently using the existing mounting components with no need for any additional cutting, drilling, or permanent modifications. When you invest in this transmission cooler, you know you will be getting a quality product that is guaranteed to last a long time with Mishimoto's Limited Lifetime Warranty.

1999-2003 Ford 7.3L Powerstroke Mishimoto Transmission Cooler Features:
  • Larger surface area for heat dissipation
  • 37-row stacked-plate fluid cooler
  • 265% increase in core volume over stock
  • Increases fluid capacity by 1 quart
  • Mishimoto Limited Lifetime Warranty

Gradient Transmission Cooler for 1999-2003 Ford 7.3L Powerstroke

Much like the previous Mishimoto Transmission Cooler, the Gradient Transmission Cooler provides the necessary transmission cooling ability to tow heavy and embark on higher-horsepower applications in your F250 or F350. Your factory transmission cooler does not even deserve to be mentioned in the same conversation as this one. It is much larger and more efficient at cooling than your stock unit, which allows you to really push your Ford 7.3L Powerstroke's GCWR and towing capacity without risk of damaging your transmission. Along with the greater surface area for heat dissipation, you also get more transmission fluid capacity, so that there is no risk of ever overheating no matter what you get yourself into out on the road or the trails. A unique feature of this particular transmission cooler is the tube-fin design, which allows air to pass through and into your Powerstroke's condenser and radiator, so that cooling the rest of your truck is not disrupted. All of this combined makes this transmission cooler one of the best and most efficient upgrades you can make for proper heat dissipation. Installation of this transmission cooler is as simple as it gets being a drop-in replacement for your factory unit.

1999-2003 Ford 7.3L Powerstroke Gradient Transmission Cooler Features:
  • Improves cooling and capacity for lower trans temps
  • Reduces chances of limp mode and transmission issues
  • All-aluminum construction with TIG-welded end tanks
  • Total capacity of .5 gallons
  • Drop-in replacement for the stock transmission cooler

Last Thoughts:

With all the opportunity for towing heavy and modifying your 1999-2003 Ford 7.3L Powerstroke to the max with heavy aftermarket parts, there is no question that you should have a high-quality Transmission Cooler for your build. It is not worth the potential damage and expensive repairs that neglecting this upgrade could lead to. If there is any hesitation with investing into a transmission cooler, consider other Transmission Upgrades and Engine Cooling Upgrades that could get the ball rolling towards equipping your F250 or F350 with the tools necessary to maintain a healthy transmission and engine.

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