Supersprint Alpina E21 B6 Headers 100% Stainless Steel(Left Hand Drive) 53" TOOLBOX RANGE this kit allows you to

this kit allows you to restore damaged threads or prepare the block for oversized head studs for improved clamping strength

7 hp) at 2

BMW 1 (F20) M 135 i xDrive kW/HP: 235/320 (11

potentially enhancing fuel economy and reducing wind resistance

Supersprint Alpina E21 B6 Headers 100% Stainless Steel(Left Hand Drive) 53" TOOLBOX RANGE this kit allows you toThe Supersprint Headers 100% Stainless Steel(Left Hand Drive) is a precision, direct fit stainless steel upgrade engineered for the Alpina E21 B6. 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 validated on the dyno not by assumption