BMW S1000RR 2009-15 Venturi Systems Racing Velocity Stacks

Racing velocity stacks  developed on dynotune (Dynojet i250) and tracks,designed to use on circuits and driveways. Prohibited use on public roads

• Increase power and torque at the mid and high rpm

• Greater rapidity of the engine to increase the revs on the whole power range

• Greater reactivity of the engine during the throttle openings

•  Reduces the power decay of the engine toward the limiter

• Amazing intake sound

Test info:
Bmw S1000rr with full exhaust system Arrow and Ecu Rapidbyke evo

Blu line = Stock kit

Red line = Venturisystem kit

Contents of a package:
4 racing velocity stacks racing made by CNC machines
4 rubber gaskets
assembly instructions

Warnings:
The kit increases the air intake into the engine so may need to adjust the AFR (air-fuel ratio)

More Air = AFR lean

Kit is designed to works with the variable goemetry system