Cat Back Exhaust Kit w/3.5"OD Muffler Tip For Cadillac Escalade/GMC Yukon (2009-2013) with 6.2L V8 EngineUnleashing the L92 & L94: High Flow Performance Cat Back Exhaust for the 6. 2L V8 Who Its For: Engineered for 2009 2013 Cadillac Escalade and GMC Yukon owners running the legendary 6. 2L Gen IV Small Block V8 who are tired of the muted, restrictive factory tone and sluggish low end torque. The Symptom: The factory exhaust system on the GM GMT900 platform is designed for near silent operation, which unfortunately comes at the cost of performance. To