SuperPro Rear Differential Mount Bushings - Front Position | Multiple BMW Fitments (SPF3950K) Exhaust Systems The package includes the dual

The package includes the dual rear exit exhaust system with carbon fiber tips

and suspension geometry of your vehicle's rear suspension

providing a direct bolt-on upgrade that enhances your vehicle’s aggressive stance without the need for modifications

making it a reliable upgrade for your project car

2015 BMW 4 Series 435i/440i AWD (w/o EDC)

SuperPro Rear Differential Mount Bushings - Front Position | Multiple BMW Fitments (SPF3950K) Exhaust Systems The package includes the dualRear Differential Mount Bushings by SuperPro These Rear Differential Bushings from SuperPro will tighten up the connection between your engine and your rear tires, meaning a quicker response from your accelerator during a hard launch and a secure hold on your drivetrain's alignment. Have you noticed some sluggish response when you press the gas in your vehicle? Are you experiencing wheel hop on a hard launch, or clunking from the back when shifting?