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Audi D4 S8 Quattro 4.0T Performance ECU Software / Tuning

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RaceChip RS

ES#4338982 - 901841 - RaceChip RS - Get up to +87 hp and +83 through a safe and easy to use tuning module from RaceChip - Race Chip - Audi

Get up to +87 hp and +83 through a safe and easy to use tuning module from RaceChip For Plus models only.

Brand:
Race Chip - Corporate Logo
ES#:
4338982
Mfg#:
901841
Ships in 3 Business Days
$499.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

stage 1 v1.1 Software Update

ES#2848966 - 40tstage11KT - stage 1 v1.1 Software Update - Upgrade existing software to the Stage 1 v1.1 - APR - Audi

Upgrade existing software to the Stage 1 v1.1 Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
This upgrade must be performed at ECS Tuning's facility in Ohio.
For customer's that got stage 1 software before 3/9/2015. Vehicle must be brought to ECS Tuning for programming.

Brand:
APR - Corporate Logo
ES#:
2848966
Mfg#:
40TSTAGE11KT
Ships in 1-2 days
ON SALE! SAVE 10%
$165.99

This product was last offered at the strikethrough price on
07-31-2026

$149.39 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance ECU Software / Tuning

Add power and performance with special ECU software upgrades from recognized tuning leaders like APR, 034Motorsport, Unitronic, Integrated Engineering. Let our trained support staff show you how to pick the performance ECU software upgrade that suits your driving preferences and budget.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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