Q: Are TW chips selectable on the fly?
A: Yes, just let off the gas and switch tunes on the fly.
Q: Are TW chips plug and play?
A: Yes and No. A TW chip will technically just plug into your PCM but, you will have to physically remove the PCM to install it. Please view our Install details before purchasing.
Q: Why does TW chip not display added HP like other chips?
A: HP numbers are not given out on TW chips because they are custom tuned for your truck and your specific modifications in mind. A tune on your truck will give different performance gains than on another truck with different modifications.
Q: How much does it cost to reburn a TW chip?
A: TW chips are and have always had Lifetime Free Reburns.
Q: What years do TW chips work on?
A: TW chips will work on all 7.3L powerstrokes ranging from 94.5 - 2003
Q: Will I notice a difference in power?
A: Yes, the power you feel will be immediate.
Q: Does the TW Performance chip make changes to an automatic transmission?
A: Not only does the addition of the chip increase power and torque but it also firms up the shift points. Firmer shifting that will allow your truck to slip into gear not slam into gear.
Q: Can I expect better fuel mileage with the TW Performance chip?
A: With all the TW Performance horsepower chips in almost all cases a 2-4 mpg increase has been reported. This of course will depend on the user's driving habits.
Q: If I want to change the posistions on my chip, or add more mods how much does it cost to get new tunes?
A: All reburns for new chip purchases are free for the lifetime of the chip for the original purchaser.