Compatibility: BMW 3, 4, 5 Series (F10 / F11 and other compatible models). Material: 304 Stainless Steel + Gloss Carbon Fibre. Suitable for the3, 4, and 5 Series (F10/F11 chassis), each tip features a3.5" (88.9mm) outlet and a2.5" (63.5mm) clamp-on inlet that fits directly over your existing tailpipe -- no welding required.
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