Reviewed By john b (Norton, MA) Reviewed for a 1996 GMC Yukon —1/6/2010 9:52 AM
the difference in my truck is immense the power and gas mieage increase is great
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Reviewed By Timothy P (FORT WORTH, TX) Reviewed for a 2017 GMC Yukon —8/29/2018 9:08 AM
Directions could be better, also photos. The silver tube could be at least 1" longer feels like nearly hanging on. Clamps need to be better they are at the very most tightment but need to go tighter.