AFE: MACH Force-Xp 3-1/2" 304 Stainless Steel Muffler-Delete Cat-Back Exhaust System BMW X5 M (F85) / X6 M (F86) 15-19 V8-4.4L (tt) S63 guides Non-Catted exhaust systems do NOT

Non-Catted exhaust systems do NOT contain catalytic converters

the difference is in low end drivability

BMR Suspension’s SB023 rear sway bar was designed by factoring in the vehicle weight

That’s why your Cummins diesel needs the ATLAS turbo-back exhaust system by aFe Power

More info coming soon on headers

AFE: MACH Force-Xp 3-1/2" 304 Stainless Steel Muffler-Delete Cat-Back Exhaust System BMW X5 M (F85) / X6 M (F86) 15-19 V8-4.4L (tt) S63 guides Non-Catted exhaust systems do NOTAdd power, sound and unique style to your BMW X5 X6 M with this aFe Power cat back system which produced gains of up to +15 horsepower and +23 lbs. x ft. torque as measured on our in house dyno. Dual 3" to 2 1 2" mandrel bent, TIG welded, brush finished 304 stainless steel tubing keeps exhaust flowing smoothly for power gains you can feel. The factory exhaust valve motor is used to regulate the exhaust flow from a closed valve, aggressive tone to wide