Audi S4 B5 V2.4 1.46 -

The B5 S4 (produced roughly 1997–2002) is a legendary performance sedan known for its .

This mod is typically paired with larger aftermarket turbos (like RS4 K04s or bigger) to maximize top-end performance. 3. Performance Software (V1.46)

In the Audi tuning community, "V2.4" refers to swapping the stock 2.7T cylinder heads with found in other Audi models (like the A4/A6 in Europe).

While "1.46" is not a standard Audi part number, it most likely designates a specific from a tuner like Unitronic , GIAC , or 034Motorsport .

The terminology typically refers to a specific Audi S4 (B5 generation) modified with a 2.4L engine head (from a naturally aspirated V6) and a performance tune —likely version 1.46 of a specific tuner's software (such as from specialized European tuning houses). 1. Platform Overview: Audi S4 (B5)

At a "Stage 2" level (requiring exhaust and cooling upgrades), these tunes can push the B5 S4 to 18–22 PSI of boost , resulting in gains of 90–125+ hp over stock. 4. Supporting Modifications & Maintenance To safely run this setup, enthusiasts often include: