These work great. Many GM owners are upgrading to them and the response is great, worth the money.
Check them out:
http://www.duramaxdiesels.com/forum/showthread.php?p=75823#post75823
Check out the video !!!!!
Nor-Cal Nick
Check them out:
http://www.duramaxdiesels.com/forum/showthread.php?p=75823#post75823
Check out the video !!!!!
Nor-Cal Nick