For sale: Catless downpipes (3") for 335i or 135i models.
NEW IN BOX, includes installation hardware ready for direct bolt on fit.
Proven gains of 25-30 WHP
Custom for BMW models only
Includes installation hardware
Hi guys -
for sale: Brand new set of N54 3" catless downpipes w/ installation hardware included
Fits: BMW 335i or 135i
Gains of 20-30 HP depending on tune. (I gained 25hp on my 335 w/ intercoler)