AWE Tuning 10-16 Audi S4 Quattro 3.0T (B8/8.5) Conversion Kit - Track to Touring (90mm Tips)

The AWE No Check Engine Light Guarantee offers peace of mind against the appearance of Check Engine Lights when products are installed properly and used as intended, on vehicles with no additional modifications (with the exception of other AWE products intended to work with the product in question). No problems, no lights. Easy.