Home » » Engine » ECU Tuning
ECU Tuning

APR - Audi 4.2L B8 S5 ECU Upgrade

Get more power and torque from your 4.2L V8 B8 Audi S5 with an upgraded ECU from APR.

In Store Only
EPL - 4.2 S5 Performance Software

Stage 1 Performance Software for B8 S5's with 4.2L V8 engines

In Stock
Buy Now
Newsletter Sign Up

Copyright © 2015 HS TUNING.
All rights reserved.