Audi B7 RS4 V8 Performance Software & Tuning

DIRECT PORT ONLY - Vehicle must be brought to ECS Call In Or Chat For Best Price! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
This upgrade must be performed at ECS Tuning's facility in Ohio.
+24HP/17TQ (93 Octane) --- +20HP/13TQ (91 Octane)

Brand:

ES#:

1892583

Mfg#:

B7RS4STG1CHIP-4

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$665.99

This product was last offered at the strikethrough price on
09-28-2026

$532.64 USD

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Lifetime Replacement