thundermax efi
#2
Check to see if it has the auto tune feature, if it does you'll have 02 sensor's, if not it will need to be tuned or install a canned map. The auto tune can be programed by you with a laptop. All you would need to do is go to the zipper's web site and download the pdf manual. Then just follow the instruction's. It's easy!
#5
#6
i have one on my 2011 RG and my wife has one on her 06 SG and i like em makes a big differance on the bike. like someone stated earlier if it has 02 sensors its auto tune zippers has good customer service they can walk u through the whole thing its a little frustrating at first but once u learn it you can do anything u want to with your motor.lots of differant opinions on here but u do what u want.
#7
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#8
#9
I've had two of them, one for three years on a previous bike and the most recent for 1-1/2 and no problems with reliability so far. I've also been very satisified with performance and tuning flexibility.