2x Banks decal. Backpressure reduction: 74 percent. Flow Improvement: +95 percent. Any way you look at it, you can't beat Banks. Whether it's comparing performance on a flow bench, the sheer size advantage of our systems, or the stunning good looks our exhaust adds to your vehicle - the superiority of Banks Power is clear. Monster Exhaust System, Dual Rear Exit, Black Round Tips for use with 2014-2015 Jeep Grand Cherokee, 3.0L Diesel