Not sure which 2008 Chevy Silverado Performance Chips & Programmers are right for you? We have over 3535 customer reviews, with an average rating of 4.5, to help you find exactly what you're looking for. Here's what some of our customers have said:
"I pulled my 10,000 pound trailer for thr first time with the Ottominn6. It did a really good job. The power was just what I wanted, and the increase in mileage was welcome also." —Joseph A G from Warrenton, VA bought a Banks EconoMind Tuner for a 2008 Chevy Silverado.
"This was my 8th Hypertech and I think they keep getting better. The ease of install is the change in performance are the best!!Steve" —Steve R from Bellevue , IA bought a Hypertech Max Energy Programmer for a 2008 Chevy Silverado.
"I installed my programmer very quickly. I has given me a little pickup. I also get better gas mileage like 1-2mpg on economy setting. The only real problem I have is with the programmer software. It isnt working too well. everything else is working well." —Christopher J from Claridge, PA bought an Edge Evolution Programmer for a 2008 Chevy Silverado.
"Makes a huge difference in horsepower increase and feels awesome when you get the heavy right foot......my buddy rode with me after install and he immediatedly said he had to get it for his 08 GMC Sierra......overall I give it A++++.....a must have........" —David C from Pasadena, TX bought a Superchips Flashpaq Tuner for a 2008 Chevy Silverado.
"Product works great...can feel great power increase on level 4. will put you in your seat. Can't tell any diff. with mpg...heavy right foot" —Travis B from Millington, MD bought an Edge Evolution Programmer for a 2008 Chevy Silverado.
"The Hypertech Max Energy Programmer was a great addition to the performance gains on my truck. I installed the K&N cold air intake system, Gibson Extreme duals and now the Hypertech programmer. The programmer was very easy to use. I only installed the tuning for premium fuel and selected firmer shifts and my truck really came alive,better throttle response,quicker shifts,runs great. I love my truck. I would definitely recommend any or all of these performance installations." —Kevin M from Climax, NC bought a Hypertech Max Energy Programmer for a 2008 Chevy Silverado.
"I bought the edge evolution hoping to increase both the power and the fuel mileage. It definitely increases the power, but I have not run it long enough to tell about the miles per gallon. I tow a trailer, so I am anxious to pull in the tow setting." —Larry S from Toulon, IL bought an Edge Evolution Programmer for a 2008 Chevy Silverado.
"A great add on for any truck" —Steven L from Kansas City, KS bought an Edge Evolution Programmer for a 2008 Chevy Silverado.
"you can feel a difference goes great with my k&n air intake and helix tbs. havent noticed a difference in gas mpg yet." —,isac , from Clovis, NM bought an Edge Evolution Programmer for a 2008 Chevy Silverado.
"I bought the CS instead of the older model. Much worth the extra bucks, except I wish it came with the dash pod, but you can buy one seperetaly. Does everything as it says, noticed a slight increase in MPG as well with a slight performance gain as well. Great Product. Super Easy Install." —Jonathan W from Battle Creek, MI bought an Edge CS Evolution Programmer for a 2008 Chevy Silverado.
"Definately worth it. Haven't gone through a tank of gas in it yet. The shift points are amazing. Loved how many options there were with this product. Installation was a breeze." —Thomas M from Jacksonville, NC bought an Edge Evolution Programmer for a 2008 Chevy Silverado.