Supersprint BMW G20 B3, G21 B3, G26 B4, G80 M3 & more Stainless Steel Front "J-Pipe" - Non Resonated Golf R (Mk8) ENGINE & PERFORMANCE They are backed by a

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Crank Seal

30 -55mm rear

Supersprint BMW G20 B3, G21 B3, G26 B4, G80 M3 & more Stainless Steel Front "J-Pipe" - Non Resonated Golf R (Mk8) ENGINE & PERFORMANCE They are backed by aThe Supersprint Front "J Pipe" Non Resonated is a precision, direct fit stainless steel upgrade engineered for the BMW G20 B3, G21 B3, G26 B4, G80 M3 & more. It replaces the restrictive factory component to free up exhaust flow, sharpen throttle response and give your BMW a deeper, more purposeful note. Supersprint has been handcrafting performance exhausts in Mantova, Italy since 1955. Every system is designed and validated on the dyno not by