Reviewed By O (Dolan Springs, AZ) Reviewed for a 2004 Dodge Dakota —6/16/2018 8:05 AM
Slight improvement over stock. No loss in fuel economy.
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Reviewed By Jason C (Danville, IN) Reviewed for a 1998 Mitsubishi 3000GT —5/14/2015 2:42 AM
in my opinion it's one of the best things you can do to open up your performance in your vehicle once you've done the Exhaust upgrades and cold air intake you can see a big boost in performance I can even sure from now and all 5 gears
Know before you buy! Read customer reviews about Jet Performance Chips & Programmers or ask our Product Experts.
Jet, longtime leader in the tuning industry, blew us away with their new exhaust system at the 2012 SEMA Show.
The most effective aftermarket accessory you can get to bolster horsepower and fuel mileage is a performance programmer. Rather than bolting on parts that promise this or that, modules and performance tuners tweak your vehicle brain, which is where it matters most.