aFe Silver Bullet Throttle Body Spacers TBS 14 BMW 435i (F32) / 12-15 BMW 335i (F30) BMW 335i (F30) Oils & Oil Filters>Oil Filters The controller and app are

The controller and app are both programmable with user-defined presets

The factory mass air flow sensor and crank case breather hose mount directly to the intake tube

Thermal Time Constant: < 15 sec

not to mention the Air Lift reputation for great customer service and technical support

As the leader in air suspension products for over 75 years

aFe Silver Bullet Throttle Body Spacers TBS 14 BMW 435i (F32) / 12-15 BMW 335i (F30) BMW 335i (F30) Oils & Oil Filters>Oil Filters The controller and app areSilver Bullet throttle body spacers create turbulence in the air flow at the point just prior entry into the engine increasing horsepower, torque and improving throttle response and fuel efficiency. Silver Bullet throttle body spacers are constructed out of durable T 6061 billet aluminum and using a unique serrated helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix only throttle spacers.