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Ships within 48 hours · Estimated delivery Aug 8 - Aug 13
Haltech products are designed and sold for sanctioned off-road/competition non-emissions controlled vehicles only and may never be used on a public road or highway
Whether you're competing on the strip or tearing up the road course
Development vehicles were outfitted with additional sensors
5" tubes by way of an all new cast split section
APR ECU Upgrade - 4.0T EA825 V8 (C8) (RS6/RS7) Exhaust Systems Haltech products are designed andAPR ECU Upgrade 4. 0T EA825 V8 (C8) (RS6 RS7) Expect massive gains with up to 685 767 HP and 731 804 FT LBS of torque on tap, depending on octane, from this simple software upgrade. APR's ECU Upgrades are the best dollar per horsepower modification one can make to improve engine performance. The upgrades dramatically increase horsepower and torque, making for an exceptionally quicker and more exciting vehicle. This is made possible through APR's