Build-your-own performance Supersprint exhaust kit to improve power and give your BMW an aggressive exhaust tone!
Build-your-own performance Supersprint exhaust kit to improve power and give your BMW an aggressive exhaust tone!
Eliminates the restrictions caused by the factory exhaust manifold
Install a Supersprint center section with your OEM muffler
A low exhaust note with a free flow design
Eliminate exhaust restrictions and free up power!
Eliminate exhaust restrictions, free up power, and give your BMW a much more aggressive exhaust tone!
A loud F1 style note with maximum flow
Stainless steel downpipes with high flow catalytic converters
100% handcrafted in Italy. Stainless steel construction. Legendary sound!
Replaces Stock Catalytic Converters
Replaces your factory catalytic converter with high flow sport cats for increased performance while staying road legal!
Eliminate exhaust restrictions and free up power!
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Titanium construction for maximum sound, weight reduction, and performance!
This product was last offered at the strikethrough price on
04-14-2026