2016 to 2021 AUDI A4 Sprint Booster V3

How Sprint Boosters Makes Your Audi A4 Better

By side-stepping your FACTORY SET throttle, Sprint Boosters give you direct "throttle control."

And to be clear, it’s not making more horse-power, it’s making your Audi A4 more responsive by drastically improving your Audi A4's throttle response time and giving you INSTANT GO POWER.
 

Eliminate your throttle's slow response time and bring instant power back to your pedal  -- Guaranteed!

Upgrade your Vehicle's Performance to Sprint Booster V3  TODAY!

Please Note:  Sprint Boosters are confirmed to work with USA Market cars only.  We cannot guarantee compatibility with cars made for sale outside of the US market.