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APR Audi B7 S4 4.2L V8 ECU Upgrade

In stock (1000 items available)
  • $599.00
The APR 4.2L V8 ECU Upgrade is an expertly recalibrated engine control strategy that remaps the timing and air fuel ratios to provide smooth and reliable power as if intended by the OEM. APR's ECU Upgrade is developed to work within the OEM and Tier 1 Supplier specifications for engine component stress tolerances and performance specifications. APR's ECU Upgrades are available in octane specific versions to allow you to take full advantage of the fuel quality available in your area. APR's patented EMCS functionality puts the control of the engine's operation at your finger tips and allows for additional features and options to be installed to your OEM ECU. Starting Price for Is $599.00 plus labor. Other Options are available like switchable fuel octane programs at no extra cost with this programming . Software installation is only available at our location by appointment only. Call for information or to schedule an appointment. 1-802-468-0090 Applies to 2006 S4
Score: 3.12 (votes: 17)
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  • SKU
    SKUAPRA442
  • Manufacturer
    APR
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3.12 (Votes: 17)
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