Add power, sound and unique style to your BMW X5/X6 M with this cat-back system which produced gains of up to +20 horsepower and +33 lbs. x ft. torque as measured on our in-house dyno.

Dual 3 Inch to 2-1/2 Inch mandrel-bent, brush finished 304 stainless steel tubing keeps exhaust flowing smoothly for power gains you can feel. Designed with a transverse, high flow muffler finished in high temp powder coating for long lasting good looks and unique sound. The factory exhaust valve motor is used to regulate the exhaust flow from a closed-valve, sporty tone to wide-open, aggressive, performance sound.

Features and Benefits:

• 100 Percent Cad Designed Custom Factory Fitment
• Evenly Distributes Exhaust Pulses
• Tig Welded For Strength
• Corrosion Resistance/Durability
• Hassle Free Installation

Details:

• Color: Polished
• Emission Code: 4
• Engine Designation: S63R
• Exhaust Tip Cut: Slant
• Exhaust Tip Included: Yes
• Exhaust Tip Outlet Size: 3.5 Inch
• Exhaust Type: Cat-Back
• Exit Location: Rear
• Fuel Type: Gas
• Horse Power Increase: 20 Horsepower
• Includes Muffler: Yes
• Liter: 4.4 Liter
• Muffler Finish: Black Powdercoated
• Muffler Included: Yes
• Muffler Material: 409 stainless steel
• Series: Mach Force-Xp
• Sound Level: Moderate
• System Finish: Brushed
• System Material: 304 Stainless Steel
• Tip Cut: Slant
• Tip Finish: Polished
• Tip Included: Yes
• Tip Material: 304 stainless steel
• Tip Outlet Size: 3.5 Inch
• Torque Increase: 33 Pounds Per Foot
• Tubing Diameter: 3 to 2-1/2 Inch
• Warranty: 2 Year

Applications:

• BMW X5 M (F85) / X6 M (F86) 15-19 V8-4.4L (tt) S63