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Audi B7 RS4 V8

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Audi B7 RS4 V8 Performance ECU Software / Tuning

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APR Stage I Performance Chip (With Customers Own ECU)

ES#1892583 - B7RS4STG1CHIP-4 - APR Stage I Performance Chip (With Customers Own ECU) - DIRECT PORT ONLY - Vehicle must be brought to ECS - APR - Audi

DIRECT PORT ONLY - Vehicle must be brought to ECS Call In Or Chat For Best Price!
This upgrade must be performed at ECS Tuning's facility in Ohio.
+24HP/17TQ (93 Octane) --- +20HP/13TQ (91 Octane)

Brand:
APR - Corporate Logo
ES#:
1892583
Mfg#:
B7RS4STG1CHIP-4
Ships in 1-2 days
ON SALE! SAVE 20%
$665.99

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

$532.64 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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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