Direct-fit GPF-back exhaust for the BMW 128ti (F40) - replaces centre and rear sections only, using OEM mounting points. No catalyst or GPF removal required.
Mandrel-bent 3" (76.2mm) stainless steel pipework throughout
Valved or non-valved options - retain drive-mode sound switching or lock in full aggression
Tailpipe upgrades: 4" stainless steel or carbon fibre
Includes all gaskets, clamps and hardware for bolt-on fitment
+10.7dB at idle, +4.8dB at 4,000rpm - deeper, more responsive note
