Berk Technology BMW 135i 08-up Resonated Midpipes Dual 2.5" Speedzone Performance LLC Installing the stiffer PERRIN Rear

Installing the stiffer PERRIN Rear Shifter bushing makes the shifter feel even more connected to your transmission

but verify your stud diameter before ordering if you've had custom studs installed

resists weather damage

helping maintain performance consistency during hard driving

Left-side application — driver-side specific

Berk Technology BMW 135i 08-up Resonated Midpipes Dual 2.5" Speedzone Performance LLC Installing the stiffer PERRIN RearThe Berk Technology exhaust system is perfect for those wanting to release the performance and sound from their high performance machine. Back to back championships race wins, and multiple track records are testament to the quality and performance of Berk Technology exhaust products. These midpipes feature larger diameter 2. 5 inch mandrel bent piping for increased horsepower, torque, and exhaust flow. Engine exhaust gas temperatures (EGT's) are