Agency Power Race Downpipes - 10-12 BMW 135i 335i N55 Safety-Harness-Bars Ready for more

Ready for more

You'll need to source fasteners rated for your receiver hitch — check your truck's manual for the right bolt size and torque spec

Should I torque these the same as my factory lug nuts

Chrome-finished housings match factory styling while powered glass defrost and signal integration eliminate aftermarket piecing together

Turn on your washers

Agency Power Race Downpipes - 10-12 BMW 135i 335i N55 Safety-Harness-Bars Ready for moreAgency Power's downpipes are designed to improve your turbo charged vehicles performance. These pipes are made from polished 304 stainless steel. The N55 engine runs a single turbo setup as the predecessor to the N54 twin turbo engine. It connects to the single turbo like stock with a V Band clamp and then connects to the section 1 mid pipes. The downpipe has an inside diameter of 4? with 2. 5? flanges. The larger diameter design will improve exhaust