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Buick Rainier Power Programmers & Performance Tuners

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Latest Customer Reviews

TruXP Xtune Plus Performance Tuner Reviews

Great tuner

Reviewed By Wes k (CAMANO ISLAND, WA) Reviewed for a 2004 Chevy Silverado —9/18/2018 8:11 PM

This is in my opinion the best tuner you can buy for the price! Has all the basic can tunes that every other tuner has. Works great. Easy to install and the best bang for your buck.

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Range Active Fuel Management Disable Device Reviews


Reviewed By James W C (Longwood, FL) —9/14/2018 5:29 AM

This changed my truck, it came alive. Runs so much better, no more rumble thru the exhaust. Runs smoothly accelerating or slowing down You cannot go wrong with this.

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Jet Performance Programmer Reviews

Jet performance

Reviewed By travis p (Holstein, IA) Reviewed for a 2014 Chevy Traverse —9/1/2018 5:32 AM

Programs good and easy to install

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