Our friends over at Emmanuele Design fitted their engineering vehicle with our Nitro module for the S4 B9 and the results speak for themselves:

Stock:
Quarter Mile: 12.802 @ 107.68 MPH
0-60 MPH: 4.556 Seconds

CPA Nitro module:
Quarter Mile: 12.203 @ 112.03 MPH
0-60 MPH: 4.043 Seconds

Linked article:
CPA Chiptuning Results Audi S4 B9 & Comparisons l Famoso Dragstrip l 1/27/2018