Supersprint Alpina E46 B3 & E85 Z4 Stainless Steel Manifold(Left Hand Drive)(with Ports for the Stock Air Injection System) Brand_R44PERFORMANCE M5 (E34) — 1988–1989

M5 (E34) — 1988–1989

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5 mm bore size for 3342 cc displacement

3 Series (xDrive G20) & 12 more

Supersprint Alpina E46 B3 & E85 Z4 Stainless Steel Manifold(Left Hand Drive)(with Ports for the Stock Air Injection System) Brand_R44PERFORMANCE M5 (E34) — 1988–1989The Supersprint Manifold(Left Hand Drive)(with Ports for the Stock Air Injection System) is a precision, direct fit stainless steel upgrade engineered for the Alpina E46 B3 & E85 Z4. It replaces the restrictive factory component to free up exhaust flow, sharpen throttle response and give your Alpina a deeper, more purposeful note. Supersprint has been handcrafting performance exhausts in Mantova, Italy since 1955. Every system is designed and