Ultra Racing Porsche 911 (997) Rear Lower Brace URRL4-1508 bk1 The Decat Downpipe Kit fits

The Decat Downpipe Kit fits in to:BMW M135i(x) F20 / F21 till 06/2013BMW 335i(x) F30 / F31 / F34 till 06/2013BMW 435i(x) F32 / F33 till 06/2013Replacement for OEM BMW Part# 18328603875made out of high quality stainless steel 1

Turbocharger response time is also improved (less turbo lag) as the heat energy is contained within the turbine housing

do88 13 % higher flow

Heat soak occurs when the heat generated exceeds the cooling capacity of the intercooler

from mass sports to Formula 1

Ultra Racing Porsche 911 (997) Rear Lower Brace URRL4-1508 bk1 The Decat Downpipe Kit fitsMounting points 4 Uses original nuts bolts for mounting unless supplied Technical info: BEFORE : On uneven bumpy road, center section chassis will have different level of body flex cause by the weight transfer between front and rear. AFTER : Ultra Racings side lower bar will stabilize the weight transfer between front and rear, it can also minimize the damage from side impact.