HPS Performance Products HPS 3-1/8" OD 180 Degree U Bend 6061 Aluminum Elbow Pipe Tubing w/ 5" CLR Specials No modification to those components

No modification to those components needed — it's a direct swap at the frame mount point

Configuration: Direct OEM replacement tank

Straight through resonators with zero restrictions gives the your BMW 135i a more aggressive exhaust note while still maintaining a smooth tone

Inspect the unit immediately upon arrival for shipping damage and document with photos

A quick polish keeps it shiny if that matters to you

HPS Performance Products HPS 3-1/8" OD 180 Degree U Bend 6061 Aluminum Elbow Pipe Tubing w/ 5" CLR Specials No modification to those componentsHPS 3 1 8" 180 Degree U Bend 6061 Aluminum Tubing 16 Gauge with 6" leg length and 5" center line radius is commonly used in industrial, automotive, marine and aerospace industry; Great for custom fabrication project such as DIY air intake, cooling systems, turbo intercooler piping setup because 6061 aluminum is the most popular and versatile alloy, and is the least expensive of the heat treatable aluminum alloys. HPS 3. 12" (80mm) 180 Degree U Bend