Maxx ECU - Audi AAN (S2 / S4 / S6) adapter harness link ecu select the 525 for over

select the 525 for over that)

Requires "A" & "B" looms or "A" & "B" connector kits

Stock lambda sensor(s) must be removed and replaced with included LSU 4

12 EGT TYPE-K/N inputs with separate harness (up tp 1200C/2200F

5 analog inputs for sensors or switches

Maxx ECU - Audi AAN (S2 / S4 / S6) adapter harness link ecu select the 525 for overCompatible with the Audi AAN engine harness found in the 1992 1995 Audi S4 and S6 as well as the european audi S2. We've happy to announce that EFI now sells and tunes in house as well as remote the complete line of Maxx ecu hardware products. Available in multiple ecu trims, the Maxx ecu provides extensive inputs and outputs to support a wide range of tuning needs. The Audi PNP kit consists of the c1 connector wired to the 55 pin Motronic connector.