Increase Your Cat Diesel Engine Horsepower. Rerate a C15, 3406, C7, or any electronic Cat.

Increase Your Cat Diesel Engine Horsepower. Rerate a C15, 3406, C7, or any electronic Cat.

Turn A Cat C15 Up To 1,000 Horsepower With Stock Parts. The Ultimate 3406 or C15.See more

Turn A Cat C15 Up To 1,000 Horsepower With Stock Parts. The Ultimate 3406 or C15.

More Horsepower and Better Fuel Economy with a "Diesel Tune?"See more

More Horsepower and Better Fuel Economy with a 'Diesel Tune?'

New Cat Engine set to replace the C15.... The Cat C13D, 690 Horsepower.See more

New Cat Engine set to replace the C15.... The Cat C13D, 690 Horsepower.

3406B CAT Borg Warner Turbo Upgrade recommendations (LOUD whistle & quick SPOOLS)See more

3406B CAT Borg Warner Turbo Upgrade recommendations (LOUD whistle & quick SPOOLS)

C15 CatSee more

C15 Cat

Actual