Flyin' Diesel Performance 47/48RE flexible locking transmission oil dipsticks are designed to be able to mount the dipstick in any location including the factory location. This allows for endless combinations of Turbocharger(s), ccv filters, ect. In your choice of either black or stainless braided...

The Firepunk F1 Transmission for your 03-04 Dodge 5.9L Cummins is designed for the diesel owner who enjoys the added horsepower and torque from a tuner, along with small upgrades that maximize a truck's efficiency and towing capability. This transmission comes equipped with an...

The Firepunk F2 Transmission for your 03-04 Dodge 5.9L Cummins is the perfect transmission package for those who use their truck for street duty and track time. The OEM output shaft is its weakest link, so if you can resist the urge to do...

The Firepunk F3 Transmission for your 03-04 Dodge 5.9L Cummins is the perfect option for the serious performance enthusiast. As Firepunk's most popular build, the F3 provides a well-balanced transmission for those who drive their truck daily and also plan to compete with it...

The Firepunk F4 Transmission for your 03-04 Dodge 5.9L Cummins is a full billet build. This 1000HP capable transmission will feed your desire to build a monster while still putting the power to the ground. The valve body is more aggressive than our F3...

The Firepunk F5 Transmission for your 03-04 Dodge 5.9L Cummins is built for the ultimate street truck making big power. Suited for a variety of high horsepower trucks, this transmission uses oversized shafts capable of holding extreme horsepower and torque. This is the transmission...